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Port http multipart package. See #709

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Veebs 2012-11-03 04:17:49 -07:00 committed by Norman Maurer
parent 4e3258973f
commit 36ac52a4bd
29 changed files with 7382 additions and 7 deletions
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9
buffer/src/main/java/io/netty/buffer/DefaultCompositeByteBuf.java
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@ -227,14 +227,9 @@ public class DefaultCompositeByteBuf extends AbstractByteBuf implements Composit
if (b == null) {
break;
}
if (b.readable()) {
addComponent(cIndex ++, b);
int size = components.size();
if (cIndex > size) {
// was consolidated, so adjust index. #707
cIndex = size;
}
// Always add b to the end of the component list because we are appending buffers
addComponent(components.size(), b);
}
}
return this;

57
buffer/src/test/java/io/netty/buffer/ConsolidationTest.java Normal file
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@ -0,0 +1,57 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.buffer;
import static io.netty.buffer.Unpooled.wrappedBuffer;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Tests buffer consolidation
*/
public class ConsolidationTest {
@Test
public void shouldWrapInSequence() {
ByteBuf currentBuffer = wrappedBuffer(wrappedBuffer("a".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("1".getBytes()), wrappedBuffer("&".getBytes()));
String s = new String(currentBuffer.copy().array());
assertEquals("a=1&", s);
}
@Test
public void shouldConsolidationInSequence() {
ByteBuf currentBuffer = wrappedBuffer(wrappedBuffer("a".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("1".getBytes()), wrappedBuffer("&".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("b".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("2".getBytes()), wrappedBuffer("&".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("c".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("3".getBytes()), wrappedBuffer("&".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("d".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("4".getBytes()), wrappedBuffer("&".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("e".getBytes()), wrappedBuffer("=".getBytes()));
currentBuffer = wrappedBuffer(currentBuffer, wrappedBuffer("5".getBytes()), wrappedBuffer("&".getBytes()));
String s = new String(currentBuffer.copy().array());
assertEquals("a=1&b=2&c=3&d=4&e=5&", s);
}
}

346
codec-http/src/main/java/io/netty/handler/codec/http/multipart/AbstractDiskHttpData.java Normal file
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@ -0,0 +1,346 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import static io.netty.buffer.Unpooled.*;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.http.HttpConstants;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;
/**
* Abstract Disk HttpData implementation
*/
public abstract class AbstractDiskHttpData extends AbstractHttpData {
protected File file;
private boolean isRenamed;
private FileChannel fileChannel;
public AbstractDiskHttpData(String name, Charset charset, long size) {
super(name, charset, size);
}
/**
*
* @return the real DiskFilename (basename)
*/
protected abstract String getDiskFilename();
/**
*
* @return the default prefix
*/
protected abstract String getPrefix();
/**
*
* @return the default base Directory
*/
protected abstract String getBaseDirectory();
/**
*
* @return the default postfix
*/
protected abstract String getPostfix();
/**
*
* @return True if the file should be deleted on Exit by default
*/
protected abstract boolean deleteOnExit();
/**
*
* @return a new Temp File from getDiskFilename(), default prefix, postfix and baseDirectory
* @throws IOException
*/
private File tempFile() throws IOException {
String newpostfix = null;
String diskFilename = getDiskFilename();
if (diskFilename != null) {
newpostfix = "_" + diskFilename;
} else {
newpostfix = getPostfix();
}
File tmpFile;
if (getBaseDirectory() == null) {
// create a temporary file
tmpFile = File.createTempFile(getPrefix(), newpostfix);
} else {
tmpFile = File.createTempFile(getPrefix(), newpostfix, new File(
getBaseDirectory()));
}
if (deleteOnExit()) {
tmpFile.deleteOnExit();
}
return tmpFile;
}
public void setContent(ByteBuf buffer) throws IOException {
if (buffer == null) {
throw new NullPointerException("buffer");
}
size = buffer.readableBytes();
if (definedSize > 0 && definedSize < size) {
throw new IOException("Out of size: " + size + " > " + definedSize);
}
if (file == null) {
file = tempFile();
}
if (buffer.readableBytes() == 0) {
// empty file
file.createNewFile();
return;
}
FileOutputStream outputStream = new FileOutputStream(file);
FileChannel localfileChannel = outputStream.getChannel();
ByteBuffer byteBuffer = buffer.nioBuffer();
int written = 0;
while (written < size) {
written += localfileChannel.write(byteBuffer);
}
buffer.readerIndex(buffer.readerIndex() + written);
localfileChannel.force(false);
localfileChannel.close();
outputStream.close();
completed = true;
}
public void addContent(ByteBuf buffer, boolean last)
throws IOException {
if (buffer != null) {
int localsize = buffer.readableBytes();
if (definedSize > 0 && definedSize < size + localsize) {
throw new IOException("Out of size: " + (size + localsize) +
" > " + definedSize);
}
ByteBuffer byteBuffer = buffer.hasNioBuffer() ? buffer.nioBuffer() : buffer.copy().nioBuffer();
int written = 0;
if (file == null) {
file = tempFile();
}
if (fileChannel == null) {
FileOutputStream outputStream = new FileOutputStream(file);
fileChannel = outputStream.getChannel();
}
while (written < localsize) {
written += fileChannel.write(byteBuffer);
}
size += localsize;
buffer.readerIndex(buffer.readerIndex() + written);
}
if (last) {
if (file == null) {
file = tempFile();
}
if (fileChannel == null) {
FileOutputStream outputStream = new FileOutputStream(file);
fileChannel = outputStream.getChannel();
}
fileChannel.force(false);
fileChannel.close();
fileChannel = null;
completed = true;
} else {
if (buffer == null) {
throw new NullPointerException("buffer");
}
}
}
public void setContent(File file) throws IOException {
if (this.file != null) {
delete();
}
this.file = file;
size = file.length();
isRenamed = true;
completed = true;
}
public void setContent(InputStream inputStream) throws IOException {
if (inputStream == null) {
throw new NullPointerException("inputStream");
}
if (file != null) {
delete();
}
file = tempFile();
FileOutputStream outputStream = new FileOutputStream(file);
FileChannel localfileChannel = outputStream.getChannel();
byte[] bytes = new byte[4096 * 4];
ByteBuffer byteBuffer = ByteBuffer.wrap(bytes);
int read = inputStream.read(bytes);
int written = 0;
while (read > 0) {
byteBuffer.position(read).flip();
written += localfileChannel.write(byteBuffer);
read = inputStream.read(bytes);
}
localfileChannel.force(false);
localfileChannel.close();
size = written;
if (definedSize > 0 && definedSize < size) {
file.delete();
file = null;
throw new IOException("Out of size: " + size + " > " + definedSize);
}
isRenamed = true;
completed = true;
}
public void delete() {
if (! isRenamed) {
if (file != null) {
file.delete();
}
}
}
public byte[] get() throws IOException {
if (file == null) {
return new byte[0];
}
return readFrom(file);
}
public ByteBuf getByteBuf() throws IOException {
if (file == null) {
return EMPTY_BUFFER;
}
byte[] array = readFrom(file);
return wrappedBuffer(array);
}
public ByteBuf getChunk(int length) throws IOException {
if (file == null || length == 0) {
return EMPTY_BUFFER;
}
if (fileChannel == null) {
FileInputStream inputStream = new FileInputStream(file);
fileChannel = inputStream.getChannel();
}
int read = 0;
ByteBuffer byteBuffer = ByteBuffer.allocate(length);
while (read < length) {
int readnow = fileChannel.read(byteBuffer);
if (readnow == -1) {
fileChannel.close();
fileChannel = null;
break;
} else {
read += readnow;
}
}
if (read == 0) {
return EMPTY_BUFFER;
}
byteBuffer.flip();
ByteBuf buffer = wrappedBuffer(byteBuffer);
buffer.readerIndex(0);
buffer.writerIndex(read);
return buffer;
}
public String getString() throws IOException {
return getString(HttpConstants.DEFAULT_CHARSET);
}
public String getString(Charset encoding) throws IOException {
if (file == null) {
return "";
}
if (encoding == null) {
byte[] array = readFrom(file);
return new String(array, HttpConstants.DEFAULT_CHARSET.name());
}
byte[] array = readFrom(file);
return new String(array, encoding.name());
}
public boolean isInMemory() {
return false;
}
public boolean renameTo(File dest) throws IOException {
if (dest == null) {
throw new NullPointerException("dest");
}
if (!file.renameTo(dest)) {
// must copy
FileInputStream inputStream = new FileInputStream(file);
FileOutputStream outputStream = new FileOutputStream(dest);
FileChannel in = inputStream.getChannel();
FileChannel out = outputStream.getChannel();
int chunkSize = 8196;
long position = 0;
while (position < size) {
if (chunkSize < size - position) {
chunkSize = (int) (size - position);
}
position += in.transferTo(position, chunkSize , out);
}
in.close();
out.close();
if (position == size) {
file.delete();
file = dest;
isRenamed = true;
return true;
} else {
dest.delete();
return false;
}
}
file = dest;
isRenamed = true;
return true;
}
/**
* Utility function
* @param src
* @return the array of bytes
* @throws IOException
*/
private static byte[] readFrom(File src) throws IOException {
long srcsize = src.length();
if (srcsize > Integer.MAX_VALUE) {
throw new IllegalArgumentException(
"File too big to be loaded in memory");
}
FileInputStream inputStream = new FileInputStream(src);
FileChannel fileChannel = inputStream.getChannel();
byte[] array = new byte[(int) srcsize];
ByteBuffer byteBuffer = ByteBuffer.wrap(array);
int read = 0;
while (read < srcsize) {
read += fileChannel.read(byteBuffer);
}
fileChannel.close();
return array;
}
public File getFile() throws IOException {
return file;
}
}

94
codec-http/src/main/java/io/netty/handler/codec/http/multipart/AbstractHttpData.java Normal file
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@ -0,0 +1,94 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.nio.charset.Charset;
import io.netty.handler.codec.http.HttpConstants;
/**
* Abstract HttpData implementation
*/
public abstract class AbstractHttpData implements HttpData {
protected final String name;
protected long definedSize;
protected long size;
protected Charset charset = HttpConstants.DEFAULT_CHARSET;
protected boolean completed;
public AbstractHttpData(String name, Charset charset, long size) {
if (name == null) {
throw new NullPointerException("name");
}
name = name.trim();
if (name.length() == 0) {
throw new IllegalArgumentException("empty name");
}
for (int i = 0; i < name.length(); i ++) {
char c = name.charAt(i);
if (c > 127) {
throw new IllegalArgumentException(
"name contains non-ascii character: " + name);
}
// Check prohibited characters.
switch (c) {
case '=':
case ',':
case ';':
case ' ':
case '\t':
case '\r':
case '\n':
case '\f':
case 0x0b: // Vertical tab
throw new IllegalArgumentException(
"name contains one of the following prohibited characters: " +
"=,; \\t\\r\\n\\v\\f: " + name);
}
}
this.name = name;
if (charset != null) {
setCharset(charset);
}
definedSize = size;
}
public String getName() {
return name;
}
public boolean isCompleted() {
return completed;
}
public Charset getCharset() {
return charset;
}
public void setCharset(Charset charset) {
if (charset == null) {
throw new NullPointerException("charset");
}
this.charset = charset;
}
public long length() {
return size;
}
}

217
codec-http/src/main/java/io/netty/handler/codec/http/multipart/AbstractMemoryHttpData.java Normal file
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@ -0,0 +1,217 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import static io.netty.buffer.Unpooled.EMPTY_BUFFER;
import static io.netty.buffer.Unpooled.buffer;
import static io.netty.buffer.Unpooled.wrappedBuffer;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.http.HttpConstants;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.nio.ByteBuffer;
import java.nio.channels.FileChannel;
import java.nio.charset.Charset;
/**
* Abstract Memory HttpData implementation
*/
public abstract class AbstractMemoryHttpData extends AbstractHttpData {
private ByteBuf byteBuf;
private int chunkPosition;
protected boolean isRenamed;
public AbstractMemoryHttpData(String name, Charset charset, long size) {
super(name, charset, size);
}
public void setContent(ByteBuf buffer) throws IOException {
if (buffer == null) {
throw new NullPointerException("buffer");
}
long localsize = buffer.readableBytes();
if (definedSize > 0 && definedSize < localsize) {
throw new IOException("Out of size: " + localsize + " > " +
definedSize);
}
byteBuf = buffer;
size = localsize;
completed = true;
}
public void setContent(InputStream inputStream) throws IOException {
if (inputStream == null) {
throw new NullPointerException("inputStream");
}
ByteBuf buffer = buffer();
byte[] bytes = new byte[4096 * 4];
int read = inputStream.read(bytes);
int written = 0;
while (read > 0) {
buffer.writeBytes(bytes);
written += read;
read = inputStream.read(bytes);
}
size = written;
if (definedSize > 0 && definedSize < size) {
throw new IOException("Out of size: " + size + " > " + definedSize);
}
byteBuf = buffer;
completed = true;
}
public void addContent(ByteBuf buffer, boolean last)
throws IOException {
if (buffer != null) {
long localsize = buffer.readableBytes();
if (definedSize > 0 && definedSize < size + localsize) {
throw new IOException("Out of size: " + (size + localsize) +
" > " + definedSize);
}
size += localsize;
if (byteBuf == null) {
byteBuf = buffer;
} else {
byteBuf = wrappedBuffer(byteBuf, buffer);
}
}
if (last) {
completed = true;
} else {
if (buffer == null) {
throw new NullPointerException("buffer");
}
}
}
public void setContent(File file) throws IOException {
if (file == null) {
throw new NullPointerException("file");
}
long newsize = file.length();
if (newsize > Integer.MAX_VALUE) {
throw new IllegalArgumentException(
"File too big to be loaded in memory");
}
FileInputStream inputStream = new FileInputStream(file);
FileChannel fileChannel = inputStream.getChannel();
byte[] array = new byte[(int) newsize];
ByteBuffer byteBuffer = ByteBuffer.wrap(array);
int read = 0;
while (read < newsize) {
read += fileChannel.read(byteBuffer);
}
fileChannel.close();
inputStream.close();
byteBuffer.flip();
byteBuf = wrappedBuffer(byteBuffer);
size = newsize;
completed = true;
}
public void delete() {
// nothing to do
}
public byte[] get() {
if (byteBuf == null) {
return new byte[0];
}
byte[] array = new byte[byteBuf.readableBytes()];
byteBuf.getBytes(byteBuf.readerIndex(), array);
return array;
}
public String getString() {
return getString(HttpConstants.DEFAULT_CHARSET);
}
public String getString(Charset encoding) {
if (byteBuf == null) {
return "";
}
if (encoding == null) {
return getString(HttpConstants.DEFAULT_CHARSET);
}
return byteBuf.toString(encoding);
}
/**
* Utility to go from a In Memory FileUpload
* to a Disk (or another implementation) FileUpload
* @return the attached ByteBuf containing the actual bytes
*/
public ByteBuf getByteBuf() {
return byteBuf;
}
public ByteBuf getChunk(int length) throws IOException {
if (byteBuf == null || length == 0 || byteBuf.readableBytes() == 0) {
chunkPosition = 0;
return EMPTY_BUFFER;
}
int sizeLeft = byteBuf.readableBytes() - chunkPosition;
if (sizeLeft == 0) {
chunkPosition = 0;
return EMPTY_BUFFER;
}
int sliceLength = length;
if (sizeLeft < length) {
sliceLength = sizeLeft;
}
ByteBuf chunk = byteBuf.slice(chunkPosition, sliceLength);
chunkPosition += sliceLength;
return chunk;
}
public boolean isInMemory() {
return true;
}
public boolean renameTo(File dest) throws IOException {
if (dest == null) {
throw new NullPointerException("dest");
}
if (byteBuf == null) {
// empty file
dest.createNewFile();
isRenamed = true;
return true;
}
int length = byteBuf.readableBytes();
FileOutputStream outputStream = new FileOutputStream(dest);
FileChannel fileChannel = outputStream.getChannel();
ByteBuffer byteBuffer = byteBuf.nioBuffer();
int written = 0;
while (written < length) {
written += fileChannel.write(byteBuffer);
}
fileChannel.force(false);
fileChannel.close();
outputStream.close();
isRenamed = true;
return written == length;
}
public File getFile() throws IOException {
throw new IOException("Not represented by a file");
}
}

34
codec-http/src/main/java/io/netty/handler/codec/http/multipart/Attribute.java Normal file
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@ -0,0 +1,34 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.IOException;
/**
* Attribute interface
*/
public interface Attribute extends HttpData {
/**
* Returns the value of this HttpData.
*/
String getValue() throws IOException;
/**
* Sets the value of this HttpData.
* @param value
*/
void setValue(String value) throws IOException;
}

39
codec-http/src/main/java/io/netty/handler/codec/http/multipart/CaseIgnoringComparator.java Normal file
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@ -0,0 +1,39 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.Serializable;
import java.util.Comparator;
public final class CaseIgnoringComparator implements Comparator<String>, Serializable {
private static final long serialVersionUID = 4582133183775373862L;
public static final CaseIgnoringComparator INSTANCE = new CaseIgnoringComparator();
private CaseIgnoringComparator() {
super();
}
public int compare(String o1, String o2) {
return o1.compareToIgnoreCase(o2);
}
@SuppressWarnings("static-method")
private Object readResolve() {
return INSTANCE;
}
}

184
codec-http/src/main/java/io/netty/handler/codec/http/multipart/DefaultHttpDataFactory.java Normal file
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@ -0,0 +1,184 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.IOException;
import java.nio.charset.Charset;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import io.netty.handler.codec.http.HttpRequest;
/**
* Default factory giving Attribute and FileUpload according to constructor
*
* Attribute and FileUpload could be :<br>
* - MemoryAttribute, DiskAttribute or MixedAttribute<br>
* - MemoryFileUpload, DiskFileUpload or MixedFileUpload<br>
* according to the constructor.
*/
public class DefaultHttpDataFactory implements HttpDataFactory {
/**
* Proposed default MINSIZE as 16 KB.
*/
public static long MINSIZE = 0x4000;
private final boolean useDisk;
private final boolean checkSize;
private long minSize;
/**
* Keep all HttpDatas until cleanAllHttpDatas() is called.
*/
private final ConcurrentHashMap<HttpRequest, List<HttpData>> requestFileDeleteMap =
new ConcurrentHashMap<HttpRequest, List<HttpData>>();
/**
* HttpData will be in memory if less than default size (16KB).
* The type will be Mixed.
*/
public DefaultHttpDataFactory() {
useDisk = false;
checkSize = true;
minSize = MINSIZE;
}
/**
* HttpData will be always on Disk if useDisk is True, else always in Memory if False
* @param useDisk
*/
public DefaultHttpDataFactory(boolean useDisk) {
this.useDisk = useDisk;
checkSize = false;
}
/**
* HttpData will be on Disk if the size of the file is greater than minSize, else it
* will be in memory. The type will be Mixed.
* @param minSize
*/
public DefaultHttpDataFactory(long minSize) {
useDisk = false;
checkSize = true;
this.minSize = minSize;
}
/**
*
* @param request
* @return the associated list of Files for the request
*/
private List<HttpData> getList(HttpRequest request) {
List<HttpData> list = requestFileDeleteMap.get(request);
if (list == null) {
list = new ArrayList<HttpData>();
requestFileDeleteMap.put(request, list);
}
return list;
}
public Attribute createAttribute(HttpRequest request, String name) {
if (useDisk) {
Attribute attribute = new DiskAttribute(name);
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(attribute);
return attribute;
} else if (checkSize) {
Attribute attribute = new MixedAttribute(name, minSize);
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(attribute);
return attribute;
}
return new MemoryAttribute(name);
}
public Attribute createAttribute(HttpRequest request, String name, String value) {
if (useDisk) {
Attribute attribute;
try {
attribute = new DiskAttribute(name, value);
} catch (IOException e) {
// revert to Mixed mode
attribute = new MixedAttribute(name, value, minSize);
}
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(attribute);
return attribute;
} else if (checkSize) {
Attribute attribute = new MixedAttribute(name, value, minSize);
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(attribute);
return attribute;
}
try {
return new MemoryAttribute(name, value);
} catch (IOException e) {
throw new IllegalArgumentException(e);
}
}
public FileUpload createFileUpload(HttpRequest request, String name, String filename,
String contentType, String contentTransferEncoding, Charset charset,
long size) {
if (useDisk) {
FileUpload fileUpload = new DiskFileUpload(name, filename, contentType,
contentTransferEncoding, charset, size);
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(fileUpload);
return fileUpload;
} else if (checkSize) {
FileUpload fileUpload = new MixedFileUpload(name, filename, contentType,
contentTransferEncoding, charset, size, minSize);
List<HttpData> fileToDelete = getList(request);
fileToDelete.add(fileUpload);
return fileUpload;
}
return new MemoryFileUpload(name, filename, contentType,
contentTransferEncoding, charset, size);
}
public void removeHttpDataFromClean(HttpRequest request, InterfaceHttpData data) {
if (data instanceof HttpData) {
List<HttpData> fileToDelete = getList(request);
fileToDelete.remove(data);
}
}
public void cleanRequestHttpDatas(HttpRequest request) {
List<HttpData> fileToDelete = requestFileDeleteMap.remove(request);
if (fileToDelete != null) {
for (HttpData data: fileToDelete) {
data.delete();
}
fileToDelete.clear();
}
}
public void cleanAllHttpDatas() {
for (HttpRequest request : requestFileDeleteMap.keySet()) {
List<HttpData> fileToDelete = requestFileDeleteMap.get(request);
if (fileToDelete != null) {
for (HttpData data: fileToDelete) {
data.delete();
}
fileToDelete.clear();
}
requestFileDeleteMap.remove(request);
}
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.IOException;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.http.HttpConstants;
import static io.netty.buffer.Unpooled.*;
/**
* Disk implementation of Attributes
*/
public class DiskAttribute extends AbstractDiskHttpData implements Attribute {
public static String baseDirectory;
public static boolean deleteOnExitTemporaryFile = true;
public static String prefix = "Attr_";
public static String postfix = ".att";
/**
* Constructor used for huge Attribute
* @param name
*/
public DiskAttribute(String name) {
super(name, HttpConstants.DEFAULT_CHARSET, 0);
}
/**
*
* @param name
* @param value
* @throws NullPointerException
* @throws IllegalArgumentException
* @throws IOException
*/
public DiskAttribute(String name, String value) throws IOException {
super(name, HttpConstants.DEFAULT_CHARSET, 0); // Attribute have no default size
setValue(value);
}
public HttpDataType getHttpDataType() {
return HttpDataType.Attribute;
}
public String getValue() throws IOException {
byte [] bytes = get();
return new String(bytes, charset.name());
}
public void setValue(String value) throws IOException {
if (value == null) {
throw new NullPointerException("value");
}
byte [] bytes = value.getBytes(charset.name());
ByteBuf buffer = wrappedBuffer(bytes);
if (definedSize > 0) {
definedSize = buffer.readableBytes();
}
setContent(buffer);
}
@Override
public void addContent(ByteBuf buffer, boolean last) throws IOException {
int localsize = buffer.readableBytes();
if (definedSize > 0 && definedSize < size + localsize) {
definedSize = size + localsize;
}
super.addContent(buffer, last);
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData arg0) {
if (!(arg0 instanceof Attribute)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + arg0.getHttpDataType());
}
return compareTo((Attribute) arg0);
}
public int compareTo(Attribute o) {
return getName().compareToIgnoreCase(o.getName());
}
@Override
public String toString() {
try {
return getName() + "=" + getValue();
} catch (IOException e) {
return getName() + "=IoException";
}
}
@Override
protected boolean deleteOnExit() {
return deleteOnExitTemporaryFile;
}
@Override
protected String getBaseDirectory() {
return baseDirectory;
}
@Override
protected String getDiskFilename() {
return getName() + postfix;
}
@Override
protected String getPostfix() {
return postfix;
}
@Override
protected String getPrefix() {
return prefix;
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.File;
import java.nio.charset.Charset;
import io.netty.handler.codec.http.HttpHeaders;
/**
* Disk FileUpload implementation that stores file into real files
*/
public class DiskFileUpload extends AbstractDiskHttpData implements FileUpload {
public static String baseDirectory;
public static boolean deleteOnExitTemporaryFile = true;
public static String prefix = "FUp_";
public static String postfix = ".tmp";
private String filename;
private String contentType;
private String contentTransferEncoding;
public DiskFileUpload(String name, String filename, String contentType,
String contentTransferEncoding, Charset charset, long size) {
super(name, charset, size);
setFilename(filename);
setContentType(contentType);
setContentTransferEncoding(contentTransferEncoding);
}
public HttpDataType getHttpDataType() {
return HttpDataType.FileUpload;
}
public String getFilename() {
return filename;
}
public void setFilename(String filename) {
if (filename == null) {
throw new NullPointerException("filename");
}
this.filename = filename;
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData arg0) {
if (!(arg0 instanceof FileUpload)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + arg0.getHttpDataType());
}
return compareTo((FileUpload) arg0);
}
public int compareTo(FileUpload o) {
int v;
v = getName().compareToIgnoreCase(o.getName());
if (v != 0) {
return v;
}
// TODO should we compare size ?
return v;
}
public void setContentType(String contentType) {
if (contentType == null) {
throw new NullPointerException("contentType");
}
this.contentType = contentType;
}
public String getContentType() {
return contentType;
}
public String getContentTransferEncoding() {
return contentTransferEncoding;
}
public void setContentTransferEncoding(String contentTransferEncoding) {
this.contentTransferEncoding = contentTransferEncoding;
}
@Override
public String toString() {
return HttpPostBodyUtil.CONTENT_DISPOSITION + ": " +
HttpPostBodyUtil.FORM_DATA + "; " + HttpPostBodyUtil.NAME + "=\"" + getName() +
"\"; " + HttpPostBodyUtil.FILENAME + "=\"" + filename + "\"\r\n" +
HttpHeaders.Names.CONTENT_TYPE + ": " + contentType +
(charset != null? "; " + HttpHeaders.Values.CHARSET + "=" + charset + "\r\n" : "\r\n") +
HttpHeaders.Names.CONTENT_LENGTH + ": " + length() + "\r\n" +
"Completed: " + isCompleted() +
"\r\nIsInMemory: " + isInMemory() + "\r\nRealFile: " +
file.getAbsolutePath() + " DefaultDeleteAfter: " +
deleteOnExitTemporaryFile;
}
@Override
protected boolean deleteOnExit() {
return deleteOnExitTemporaryFile;
}
@Override
protected String getBaseDirectory() {
return baseDirectory;
}
@Override
protected String getDiskFilename() {
File file = new File(filename);
return file.getName();
}
@Override
protected String getPostfix() {
return postfix;
}
@Override
protected String getPrefix() {
return prefix;
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
/**
* FileUpload interface that could be in memory, on temporary file or any other implementations.
*
* Most methods are inspired from java.io.File API.
*/
public interface FileUpload extends HttpData {
/**
* Returns the original filename in the client's filesystem,
* as provided by the browser (or other client software).
* @return the original filename
*/
String getFilename();
/**
* Set the original filename
* @param filename
*/
void setFilename(String filename);
/**
* Set the Content Type passed by the browser if defined
* @param contentType Content Type to set - must be not null
*/
void setContentType(String contentType);
/**
* Returns the content type passed by the browser or null if not defined.
* @return the content type passed by the browser or null if not defined.
*/
String getContentType();
/**
* Set the Content-Transfer-Encoding type from String as 7bit, 8bit or binary
* @param contentTransferEncoding
*/
void setContentTransferEncoding(String contentTransferEncoding);
/**
* Returns the Content-Transfer-Encoding
* @return the Content-Transfer-Encoding
*/
String getContentTransferEncoding();
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import io.netty.buffer.ByteBuf;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
/**
* Extended interface for InterfaceHttpData
*/
public interface HttpData extends InterfaceHttpData {
/**
* Set the content from the ChannelBuffer (erase any previous data)
*
* @param buffer
* must be not null
* @exception IOException
*/
void setContent(ByteBuf buffer) throws IOException;
/**
* Add the content from the ChannelBuffer
*
* @param buffer
* must be not null except if last is set to False
* @param last
* True of the buffer is the last one
* @exception IOException
*/
void addContent(ByteBuf buffer, boolean last) throws IOException;
/**
* Set the content from the file (erase any previous data)
*
* @param file
* must be not null
* @exception IOException
*/
void setContent(File file) throws IOException;
/**
* Set the content from the inputStream (erase any previous data)
*
* @param inputStream
* must be not null
* @exception IOException
*/
void setContent(InputStream inputStream) throws IOException;
/**
*
* @return True if the InterfaceHttpData is completed (all data are stored)
*/
boolean isCompleted();
/**
* Returns the size in byte of the InterfaceHttpData
*
* @return the size of the InterfaceHttpData
*/
long length();
/**
* Deletes the underlying storage for a file item, including deleting any
* associated temporary disk file.
*/
void delete();
/**
* Returns the contents of the file item as an array of bytes.
*
* @return the contents of the file item as an array of bytes.
* @exception IOException
*/
byte[] get() throws IOException;
/**
* Returns the content of the file item as a ByteBuf
*
* @return the content of the file item as a ByteBuf
* @throws IOException
*/
ByteBuf getByteBuf() throws IOException;
/**
* Returns a ChannelBuffer for the content from the current position with at
* most length read bytes, increasing the current position of the Bytes
* read. Once it arrives at the end, it returns an EMPTY_BUFFER and it
* resets the current position to 0.
*
* @param length
* @return a ChannelBuffer for the content from the current position or an
* EMPTY_BUFFER if there is no more data to return
* @throws IOException
*/
ByteBuf getChunk(int length) throws IOException;
/**
* Returns the contents of the file item as a String, using the default
* character encoding.
*
* @return the contents of the file item as a String, using the default
* character encoding.
* @exception IOException
*/
String getString() throws IOException;
/**
* Returns the contents of the file item as a String, using the specified
* charset.
*
* @param encoding
* the charset to use
* @return the contents of the file item as a String, using the specified
* charset.
* @exception IOException
*/
String getString(Charset encoding) throws IOException;
/**
* Set the Charset passed by the browser if defined
*
* @param charset
* Charset to set - must be not null
*/
void setCharset(Charset charset);
/**
* Returns the Charset passed by the browser or null if not defined.
*
* @return the Charset passed by the browser or null if not defined.
*/
Charset getCharset();
/**
* A convenience method to write an uploaded item to disk. If a previous one
* exists, it will be deleted. Once this method is called, if successful,
* the new file will be out of the cleaner of the factory that creates the
* original InterfaceHttpData object.
*
* @param dest
* destination file - must be not null
* @return True if the write is successful
* @exception IOException
*/
boolean renameTo(File dest) throws IOException;
/**
* Provides a hint as to whether or not the file contents will be read from
* memory.
*
* @return True if the file contents is in memory.
*/
boolean isInMemory();
/**
*
* @return the associated File if this data is represented in a file
* @exception IOException
* if this data is not represented by a file
*/
File getFile() throws IOException;
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.nio.charset.Charset;
import io.netty.handler.codec.http.HttpRequest;
/**
* Interface to enable creation of InterfaceHttpData objects
*/
public interface HttpDataFactory {
/**
*
* @param request associated request
* @param name
* @return a new Attribute with no value
* @throws NullPointerException
* @throws IllegalArgumentException
*/
Attribute createAttribute(HttpRequest request, String name);
/**
*
* @param request associated request
* @param name
* @param value
* @return a new Attribute
* @throws NullPointerException
* @throws IllegalArgumentException
*/
Attribute createAttribute(HttpRequest request, String name, String value);
/**
*
* @param request associated request
* @param name
* @param filename
* @param contentType
* @param charset
* @param size the size of the Uploaded file
* @return a new FileUpload
*/
FileUpload createFileUpload(HttpRequest request, String name, String filename,
String contentType, String contentTransferEncoding, Charset charset,
long size);
/**
* Remove the given InterfaceHttpData from clean list (will not delete the file, except if the file
* is still a temporary one as setup at construction)
* @param request associated request
* @param data
*/
void removeHttpDataFromClean(HttpRequest request, InterfaceHttpData data);
/**
* Remove all InterfaceHttpData from virtual File storage from clean list for the request
*
* @param request associated request
*/
void cleanRequestHttpDatas(HttpRequest request);
/**
* Remove all InterfaceHttpData from virtual File storage from clean list for all requests
*/
void cleanAllHttpDatas();
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.nio.charset.Charset;
import io.netty.buffer.ByteBuf;
import io.netty.util.CharsetUtil;
/**
* Shared Static object between HttpMessageDecoder, HttpPostRequestDecoder and HttpPostRequestEncoder
*/
final class HttpPostBodyUtil {
public static int chunkSize = 8096;
/**
* HTTP content disposition header name.
*/
public static final String CONTENT_DISPOSITION = "Content-Disposition";
public static final String NAME = "name";
public static final String FILENAME = "filename";
/**
* Content-disposition value for form data.
*/
public static final String FORM_DATA = "form-data";
/**
* Content-disposition value for file attachment.
*/
public static final String ATTACHMENT = "attachment";
/**
* Content-disposition value for file attachment.
*/
public static final String FILE = "file";
/**
* HTTP content type body attribute for multiple uploads.
*/
public static final String MULTIPART_MIXED = "multipart/mixed";
/**
* Charset for 8BIT
*/
public static final Charset ISO_8859_1 = CharsetUtil.ISO_8859_1;
/**
* Charset for 7BIT
*/
public static final Charset US_ASCII = CharsetUtil.US_ASCII;
/**
* Default Content-Type in binary form
*/
public static final String DEFAULT_BINARY_CONTENT_TYPE = "application/octet-stream";
/**
* Default Content-Type in Text form
*/
public static final String DEFAULT_TEXT_CONTENT_TYPE = "text/plain";
/**
* Allowed mechanism for multipart
* mechanism := "7bit"
/ "8bit"
/ "binary"
Not allowed: "quoted-printable"
/ "base64"
*/
public enum TransferEncodingMechanism {
/**
* Default encoding
*/
BIT7("7bit"),
/**
* Short lines but not in ASCII - no encoding
*/
BIT8("8bit"),
/**
* Could be long text not in ASCII - no encoding
*/
BINARY("binary");
public String value;
TransferEncodingMechanism(String value) {
this.value = value;
}
TransferEncodingMechanism() {
value = name();
}
@Override
public String toString() {
return value;
}
}
private HttpPostBodyUtil() {
}
/**
* Exception when NO Backend Array is found
*/
static class SeekAheadNoBackArrayException extends Exception {
private static final long serialVersionUID = -630418804938699495L;
}
/**
* This class intends to decrease the CPU in seeking ahead some bytes in
* HttpPostRequestDecoder
*/
static class SeekAheadOptimize {
byte[] bytes;
int readerIndex;
int pos;
int origPos;
int limit;
ByteBuf buffer;
/**
* @param buffer
*/
SeekAheadOptimize(ByteBuf buffer) throws SeekAheadNoBackArrayException {
if (!buffer.hasArray()) {
throw new SeekAheadNoBackArrayException();
}
this.buffer = buffer;
bytes = buffer.array();
readerIndex = buffer.readerIndex();
origPos = pos = buffer.arrayOffset() + readerIndex;
limit = buffer.arrayOffset() + buffer.writerIndex();
}
/**
*
* @param minus this value will be used as (currentPos - minus) to set
* the current readerIndex in the buffer.
*/
void setReadPosition(int minus) {
pos -= minus;
readerIndex = getReadPosition(pos);
buffer.readerIndex(readerIndex);
}
/**
*
* @param index raw index of the array (pos in general)
* @return the value equivalent of raw index to be used in readerIndex(value)
*/
int getReadPosition(int index) {
return index - origPos + readerIndex;
}
void clear() {
buffer = null;
bytes = null;
limit = 0;
pos = 0;
readerIndex = 0;
}
}
/**
* Find the first non whitespace
* @param sb
* @param offset
* @return the rank of the first non whitespace
*/
static int findNonWhitespace(String sb, int offset) {
int result;
for (result = offset; result < sb.length(); result ++) {
if (!Character.isWhitespace(sb.charAt(result))) {
break;
}
}
return result;
}
/**
* Find the first whitespace
* @param sb
* @param offset
* @return the rank of the first whitespace
*/
static int findWhitespace(String sb, int offset) {
int result;
for (result = offset; result < sb.length(); result ++) {
if (Character.isWhitespace(sb.charAt(result))) {
break;
}
}
return result;
}
/**
* Find the end of String
* @param sb
* @return the rank of the end of string
*/
static int findEndOfString(String sb) {
int result;
for (result = sb.length(); result > 0; result --) {
if (!Character.isWhitespace(sb.charAt(result - 1))) {
break;
}
}
return result;
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
/**
* Interface for all Objects that could be encoded/decoded using HttpPostRequestEncoder/Decoder
*/
public interface InterfaceHttpData extends Comparable<InterfaceHttpData> {
enum HttpDataType {
Attribute, FileUpload, InternalAttribute
}
/**
* Returns the name of this InterfaceHttpData.
*/
String getName();
/**
*
* @return The HttpDataType
*/
HttpDataType getHttpDataType();
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.util.ArrayList;
import java.util.List;
/**
* This Attribute is only for Encoder use to insert special command between object if needed
* (like Multipart Mixed mode)
*/
public class InternalAttribute implements InterfaceHttpData {
protected List<String> value = new ArrayList<String>();
public HttpDataType getHttpDataType() {
return HttpDataType.InternalAttribute;
}
public List<String> getValue() {
return value;
}
public void addValue(String value) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.add(value);
}
public void addValue(String value, int rank) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.add(rank, value);
}
public void setValue(String value, int rank) {
if (value == null) {
throw new NullPointerException("value");
}
this.value.set(rank, value);
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData arg0) {
if (!(arg0 instanceof InternalAttribute)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + arg0.getHttpDataType());
}
return compareTo((InternalAttribute) arg0);
}
public int compareTo(InternalAttribute o) {
return getName().compareToIgnoreCase(o.getName());
}
public int size() {
int size = 0;
for (String elt : value) {
size += elt.length();
}
return size;
}
@Override
public String toString() {
StringBuilder result = new StringBuilder();
for (String elt : value) {
result.append(elt);
}
return result.toString();
}
public String getName() {
return "InternalAttribute";
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.io.IOException;
import io.netty.buffer.ByteBuf;
import io.netty.handler.codec.http.HttpConstants;
import static io.netty.buffer.Unpooled.*;
/**
* Memory implementation of Attributes
*/
public class MemoryAttribute extends AbstractMemoryHttpData implements Attribute {
public MemoryAttribute(String name) {
super(name, HttpConstants.DEFAULT_CHARSET, 0);
}
/**
*
* @param name
* @param value
* @throws NullPointerException
* @throws IllegalArgumentException
* @throws IOException
*/
public MemoryAttribute(String name, String value) throws IOException {
super(name, HttpConstants.DEFAULT_CHARSET, 0); // Attribute have no default size
setValue(value);
}
public HttpDataType getHttpDataType() {
return HttpDataType.Attribute;
}
public String getValue() {
return getByteBuf().toString(charset);
}
public void setValue(String value) throws IOException {
if (value == null) {
throw new NullPointerException("value");
}
byte [] bytes = value.getBytes(charset.name());
ByteBuf buffer = wrappedBuffer(bytes);
if (definedSize > 0) {
definedSize = buffer.readableBytes();
}
setContent(buffer);
}
@Override
public void addContent(ByteBuf buffer, boolean last) throws IOException {
int localsize = buffer.readableBytes();
if (definedSize > 0 && definedSize < size + localsize) {
definedSize = size + localsize;
}
super.addContent(buffer, last);
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData arg0) {
if (!(arg0 instanceof Attribute)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + arg0.getHttpDataType());
}
return compareTo((Attribute) arg0);
}
public int compareTo(Attribute o) {
return getName().compareToIgnoreCase(o.getName());
}
@Override
public String toString() {
return getName() + "=" + getValue();
}
}

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codec-http/src/main/java/io/netty/handler/codec/http/multipart/MemoryFileUpload.java Normal file
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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import java.nio.charset.Charset;
import io.netty.handler.codec.http.HttpHeaders;
/**
* Default FileUpload implementation that stores file into memory.<br><br>
*
* Warning: be aware of the memory limitation.
*/
public class MemoryFileUpload extends AbstractMemoryHttpData implements FileUpload {
private String filename;
private String contentType;
private String contentTransferEncoding;
public MemoryFileUpload(String name, String filename, String contentType,
String contentTransferEncoding, Charset charset, long size) {
super(name, charset, size);
setFilename(filename);
setContentType(contentType);
setContentTransferEncoding(contentTransferEncoding);
}
public HttpDataType getHttpDataType() {
return HttpDataType.FileUpload;
}
public String getFilename() {
return filename;
}
public void setFilename(String filename) {
if (filename == null) {
throw new NullPointerException("filename");
}
this.filename = filename;
}
@Override
public int hashCode() {
return getName().hashCode();
}
@Override
public boolean equals(Object o) {
if (!(o instanceof Attribute)) {
return false;
}
Attribute attribute = (Attribute) o;
return getName().equalsIgnoreCase(attribute.getName());
}
public int compareTo(InterfaceHttpData arg0) {
if (!(arg0 instanceof FileUpload)) {
throw new ClassCastException("Cannot compare " + getHttpDataType() +
" with " + arg0.getHttpDataType());
}
return compareTo((FileUpload) arg0);
}
public int compareTo(FileUpload o) {
int v;
v = getName().compareToIgnoreCase(o.getName());
if (v != 0) {
return v;
}
// TODO should we compare size for instance ?
return v;
}
public void setContentType(String contentType) {
if (contentType == null) {
throw new NullPointerException("contentType");
}
this.contentType = contentType;
}
public String getContentType() {
return contentType;
}
public String getContentTransferEncoding() {
return contentTransferEncoding;
}
public void setContentTransferEncoding(String contentTransferEncoding) {
this.contentTransferEncoding = contentTransferEncoding;
}
@Override
public String toString() {
return HttpPostBodyUtil.CONTENT_DISPOSITION + ": " +
HttpPostBodyUtil.FORM_DATA + "; " + HttpPostBodyUtil.NAME + "=\"" + getName() +
"\"; " + HttpPostBodyUtil.FILENAME + "=\"" + filename + "\"\r\n" +
HttpHeaders.Names.CONTENT_TYPE + ": " + contentType +
(charset != null? "; " + HttpHeaders.Values.CHARSET + "=" + charset + "\r\n" : "\r\n") +
HttpHeaders.Names.CONTENT_LENGTH + ": " + length() + "\r\n" +
"Completed: " + isCompleted() +
"\r\nIsInMemory: " + isInMemory();
}
}

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codec-http/src/main/java/io/netty/handler/codec/http/multipart/MixedAttribute.java Normal file
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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import io.netty.buffer.ByteBuf;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
/**
* Mixed implementation using both in Memory and in File with a limit of size
*/
public class MixedAttribute implements Attribute {
private Attribute attribute;
private final long limitSize;
public MixedAttribute(String name, long limitSize) {
this.limitSize = limitSize;
attribute = new MemoryAttribute(name);
}
public MixedAttribute(String name, String value, long limitSize) {
this.limitSize = limitSize;
if (value.length() > this.limitSize) {
try {
attribute = new DiskAttribute(name, value);
} catch (IOException e) {
// revert to Memory mode
try {
attribute = new MemoryAttribute(name, value);
} catch (IOException e1) {
throw new IllegalArgumentException(e);
}
}
} else {
try {
attribute = new MemoryAttribute(name, value);
} catch (IOException e) {
throw new IllegalArgumentException(e);
}
}
}
public void addContent(ByteBuf buffer, boolean last) throws IOException {
if (attribute instanceof MemoryAttribute) {
if (attribute.length() + buffer.readableBytes() > limitSize) {
DiskAttribute diskAttribute = new DiskAttribute(attribute
.getName());
if (((MemoryAttribute) attribute).getByteBuf() != null) {
diskAttribute.addContent(((MemoryAttribute) attribute)
.getByteBuf(), false);
}
attribute = diskAttribute;
}
}
attribute.addContent(buffer, last);
}
public void delete() {
attribute.delete();
}
public byte[] get() throws IOException {
return attribute.get();
}
public ByteBuf getByteBuf() throws IOException {
return attribute.getByteBuf();
}
public Charset getCharset() {
return attribute.getCharset();
}
public String getString() throws IOException {
return attribute.getString();
}
public String getString(Charset encoding) throws IOException {
return attribute.getString(encoding);
}
public boolean isCompleted() {
return attribute.isCompleted();
}
public boolean isInMemory() {
return attribute.isInMemory();
}
public long length() {
return attribute.length();
}
public boolean renameTo(File dest) throws IOException {
return attribute.renameTo(dest);
}
public void setCharset(Charset charset) {
attribute.setCharset(charset);
}
public void setContent(ByteBuf buffer) throws IOException {
if (buffer.readableBytes() > limitSize) {
if (attribute instanceof MemoryAttribute) {
// change to Disk
attribute = new DiskAttribute(attribute.getName());
}
}
attribute.setContent(buffer);
}
public void setContent(File file) throws IOException {
if (file.length() > limitSize) {
if (attribute instanceof MemoryAttribute) {
// change to Disk
attribute = new DiskAttribute(attribute.getName());
}
}
attribute.setContent(file);
}
public void setContent(InputStream inputStream) throws IOException {
if (attribute instanceof MemoryAttribute) {
// change to Disk even if we don't know the size
attribute = new DiskAttribute(attribute.getName());
}
attribute.setContent(inputStream);
}
public HttpDataType getHttpDataType() {
return attribute.getHttpDataType();
}
public String getName() {
return attribute.getName();
}
public int compareTo(InterfaceHttpData o) {
return attribute.compareTo(o);
}
@Override
public String toString() {
return "Mixed: " + attribute.toString();
}
public String getValue() throws IOException {
return attribute.getValue();
}
public void setValue(String value) throws IOException {
attribute.setValue(value);
}
public ByteBuf getChunk(int length) throws IOException {
return attribute.getChunk(length);
}
public File getFile() throws IOException {
return attribute.getFile();
}
}

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codec-http/src/main/java/io/netty/handler/codec/http/multipart/MixedFileUpload.java Normal file
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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.handler.codec.http.multipart;
import io.netty.buffer.ByteBuf;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;
/**
* Mixed implementation using both in Memory and in File with a limit of size
*/
public class MixedFileUpload implements FileUpload {
private FileUpload fileUpload;
private final long limitSize;
private final long definedSize;
public MixedFileUpload(String name, String filename, String contentType,
String contentTransferEncoding, Charset charset, long size,
long limitSize) {
this.limitSize = limitSize;
if (size > this.limitSize) {
fileUpload = new DiskFileUpload(name, filename, contentType,
contentTransferEncoding, charset, size);
} else {
fileUpload = new MemoryFileUpload(name, filename, contentType,
contentTransferEncoding, charset, size);
}
definedSize = size;
}
public void addContent(ByteBuf buffer, boolean last)
throws IOException {
if (fileUpload instanceof MemoryFileUpload) {
if (fileUpload.length() + buffer.readableBytes() > limitSize) {
DiskFileUpload diskFileUpload = new DiskFileUpload(fileUpload
.getName(), fileUpload.getFilename(), fileUpload
.getContentType(), fileUpload
.getContentTransferEncoding(), fileUpload.getCharset(),
definedSize);
if (((MemoryFileUpload) fileUpload).getByteBuf() != null) {
diskFileUpload.addContent(((MemoryFileUpload) fileUpload)
.getByteBuf(), false);
}
fileUpload = diskFileUpload;
}
}
fileUpload.addContent(buffer, last);
}
public void delete() {
fileUpload.delete();
}
public byte[] get() throws IOException {
return fileUpload.get();
}
public ByteBuf getByteBuf() throws IOException {
return fileUpload.getByteBuf();
}
public Charset getCharset() {
return fileUpload.getCharset();
}
public String getContentType() {
return fileUpload.getContentType();
}
public String getContentTransferEncoding() {
return fileUpload.getContentTransferEncoding();
}
public String getFilename() {
return fileUpload.getFilename();
}
public String getString() throws IOException {
return fileUpload.getString();
}
public String getString(Charset encoding) throws IOException {
return fileUpload.getString(encoding);
}
public boolean isCompleted() {
return fileUpload.isCompleted();
}
public boolean isInMemory() {
return fileUpload.isInMemory();
}
public long length() {
return fileUpload.length();
}
public boolean renameTo(File dest) throws IOException {
return fileUpload.renameTo(dest);
}
public void setCharset(Charset charset) {
fileUpload.setCharset(charset);
}
public void setContent(ByteBuf buffer) throws IOException {
if (buffer.readableBytes() > limitSize) {
if (fileUpload instanceof MemoryFileUpload) {
// change to Disk
fileUpload = new DiskFileUpload(fileUpload
.getName(), fileUpload.getFilename(), fileUpload
.getContentType(), fileUpload
.getContentTransferEncoding(), fileUpload.getCharset(),
definedSize);
}
}
fileUpload.setContent(buffer);
}
public void setContent(File file) throws IOException {
if (file.length() > limitSize) {
if (fileUpload instanceof MemoryFileUpload) {
// change to Disk
fileUpload = new DiskFileUpload(fileUpload
.getName(), fileUpload.getFilename(), fileUpload
.getContentType(), fileUpload
.getContentTransferEncoding(), fileUpload.getCharset(),
definedSize);
}
}
fileUpload.setContent(file);
}
public void setContent(InputStream inputStream) throws IOException {
if (fileUpload instanceof MemoryFileUpload) {
// change to Disk
fileUpload = new DiskFileUpload(fileUpload
.getName(), fileUpload.getFilename(), fileUpload
.getContentType(), fileUpload
.getContentTransferEncoding(), fileUpload.getCharset(),
definedSize);
}
fileUpload.setContent(inputStream);
}
public void setContentType(String contentType) {
fileUpload.setContentType(contentType);
}
public void setContentTransferEncoding(String contentTransferEncoding) {
fileUpload.setContentTransferEncoding(contentTransferEncoding);
}
public void setFilename(String filename) {
fileUpload.setFilename(filename);
}
public HttpDataType getHttpDataType() {
return fileUpload.getHttpDataType();
}
public String getName() {
return fileUpload.getName();
}
public int compareTo(InterfaceHttpData o) {
return fileUpload.compareTo(o);
}
@Override
public String toString() {
return "Mixed: " + fileUpload.toString();
}
public ByteBuf getChunk(int length) throws IOException {
return fileUpload.getChunk(length);
}
public File getFile() throws IOException {
return fileUpload.getFile();
}
}

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codec-http/src/main/java/io/netty/handler/codec/http/multipart/package-info.java Normal file
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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
/**
* HTTP multipart support.
*/
package io.netty.handler.codec.http.multipart;

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example/src/main/java/io/netty/example/http/upload/HttpUploadClient.java Normal file
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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import io.netty.bootstrap.Bootstrap;
import io.netty.channel.Channel;
import io.netty.channel.socket.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.codec.http.ClientCookieEncoder;
import io.netty.handler.codec.http.DefaultCookie;
import io.netty.handler.codec.http.DefaultHttpRequest;
import io.netty.handler.codec.http.HttpHeaders;
import io.netty.handler.codec.http.HttpMethod;
import io.netty.handler.codec.http.HttpRequest;
import io.netty.handler.codec.http.HttpVersion;
import io.netty.handler.codec.http.QueryStringEncoder;
import io.netty.handler.codec.http.multipart.DefaultHttpDataFactory;
import io.netty.handler.codec.http.multipart.DiskAttribute;
import io.netty.handler.codec.http.multipart.DiskFileUpload;
import io.netty.handler.codec.http.multipart.HttpDataFactory;
import io.netty.handler.codec.http.multipart.HttpPostRequestEncoder;
import io.netty.handler.codec.http.multipart.HttpPostRequestEncoder.ErrorDataEncoderException;
import io.netty.handler.codec.http.multipart.InterfaceHttpData;
import io.netty.logging.InternalLogger;
import io.netty.logging.InternalLoggerFactory;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.net.InetSocketAddress;
import java.net.URI;
import java.net.URISyntaxException;
import java.util.List;
import java.util.Map.Entry;
/**
* This class is meant to be run against {@link HttpUploadServer}.
*/
public class HttpUploadClient {
private static final InternalLogger logger = InternalLoggerFactory.getInstance(HttpUploadClient.class);
private final String baseUri;
private final String filePath;
public HttpUploadClient(String baseUri, String filePath) {
this.baseUri = baseUri;
this.filePath = filePath;
}
public void run() throws Exception {
String postSimple, postFile, get;
if (baseUri.endsWith("/")) {
postSimple = baseUri + "formpost";
postFile = baseUri + "formpostmultipart";
get = baseUri + "formget";
} else {
postSimple = baseUri + "/formpost";
postFile = baseUri + "/formpostmultipart";
get = baseUri + "/formget";
}
URI uriSimple;
try {
uriSimple = new URI(postSimple);
} catch (URISyntaxException e) {
logger.error("Invalid URI syntax" + e.getCause());
return;
}
String scheme = uriSimple.getScheme() == null ? "http" : uriSimple.getScheme();
String host = uriSimple.getHost() == null ? "localhost" : uriSimple.getHost();
int port = uriSimple.getPort();
if (port == -1) {
if (scheme.equalsIgnoreCase("http")) {
port = 80;
} else if (scheme.equalsIgnoreCase("https")) {
port = 443;
}
}
if (!scheme.equalsIgnoreCase("http") && !scheme.equalsIgnoreCase("https")) {
logger.error("Only HTTP(S) is supported.");
return;
}
boolean ssl = scheme.equalsIgnoreCase("https");
URI uriFile;
try {
uriFile = new URI(postFile);
} catch (URISyntaxException e) {
logger.error("Error: " + e.getMessage());
return;
}
File file = new File(filePath);
if (!file.canRead()) {
logger.error("A correct path is needed");
return;
}
// Configure the client.
Bootstrap b = new Bootstrap();
b.group(new NioEventLoopGroup()).channel(NioSocketChannel.class).handler(new HttpUploadClientIntializer(ssl));
// setup the factory: here using a mixed memory/disk based on size threshold
HttpDataFactory factory = new DefaultHttpDataFactory(DefaultHttpDataFactory.MINSIZE); // Disk if MINSIZE exceed
DiskFileUpload.deleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
DiskFileUpload.baseDirectory = null; // system temp directory
DiskAttribute.deleteOnExitTemporaryFile = true; // should delete file on exit (in normal exit)
DiskAttribute.baseDirectory = null; // system temp directory
// Simple Get form: no factory used (not usable)
List<Entry<String, String>> headers = formGet(b, host, port, get, uriSimple);
if (headers == null) {
factory.cleanAllHttpDatas();
return;
}
// Simple Post form: factory used for big attributes
List<InterfaceHttpData> bodylist = formPost(b, host, port, uriSimple, file, factory, headers);
if (bodylist == null) {
factory.cleanAllHttpDatas();
return;
}
// Multipart Post form: factory used
formPostMultipart(b, host, port, uriFile, factory, headers, bodylist);
// Shut down executor threads to exit.
b.shutdown();
// Really clean all temporary files if they still exist
factory.cleanAllHttpDatas();
}
/**
* Standard usage of HTTP API in Netty without file Upload (get is not able to achieve File upload due to limitation
* on request size).
*
* @return the list of headers that will be used in every example after
**/
private static List<Entry<String, String>> formGet(Bootstrap bootstrap, String host, int port, String get,
URI uriSimple) throws Exception {
// Start the connection attempt.
// No use of HttpPostRequestEncoder since not a POST
bootstrap.remoteAddress(new InetSocketAddress(host, port));
Channel channel = bootstrap.connect().sync().channel();
// Prepare the HTTP request.
QueryStringEncoder encoder = new QueryStringEncoder(get);
// add Form attribute
encoder.addParam("getform", "GET");
encoder.addParam("info", "first value");
encoder.addParam("secondinfo", "secondvalue <20><><EFBFBD>&");
// not the big one since it is not compatible with GET size
// encoder.addParam("thirdinfo", textArea);
encoder.addParam("thirdinfo", "third value\r\ntest second line\r\n\r\nnew line\r\n");
encoder.addParam("Send", "Send");
URI uriGet;
try {
uriGet = new URI(encoder.toString());
} catch (URISyntaxException e) {
logger.error("Error: " + e.getMessage());
return null;
}
HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, uriGet.toASCIIString());
request.setHeader(HttpHeaders.Names.HOST, host);
request.setHeader(HttpHeaders.Names.CONNECTION, HttpHeaders.Values.CLOSE);
request.setHeader(HttpHeaders.Names.ACCEPT_ENCODING, HttpHeaders.Values.GZIP + ","
+ HttpHeaders.Values.DEFLATE);
request.setHeader(HttpHeaders.Names.ACCEPT_CHARSET, "ISO-8859-1,utf-8;q=0.7,*;q=0.7");
request.setHeader(HttpHeaders.Names.ACCEPT_LANGUAGE, "fr");
request.setHeader(HttpHeaders.Names.REFERER, uriSimple.toString());
request.setHeader(HttpHeaders.Names.USER_AGENT, "Netty Simple Http Client side");
request.setHeader(HttpHeaders.Names.ACCEPT, "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8");
// connection will not close but needed
// request.setHeader("Connection","keep-alive");
// request.setHeader("Keep-Alive","300");
request.setHeader(HttpHeaders.Names.COOKIE, ClientCookieEncoder.encode(new DefaultCookie("my-cookie", "foo"),
new DefaultCookie("another-cookie", "bar")));
// send request
List<Entry<String, String>> headers = request.getHeaders();
channel.write(request);
// Wait for the server to close the connection.
channel.closeFuture().sync();
return headers;
}
/**
* Standard post without multipart but already support on Factory (memory management)
*
* @return the list of HttpData object (attribute and file) to be reused on next post
*/
private static List<InterfaceHttpData> formPost(Bootstrap bootstrap, String host, int port, URI uriSimple,
File file, HttpDataFactory factory, List<Entry<String, String>> headers) throws Exception {
// Start the connection attempt
bootstrap.remoteAddress(new InetSocketAddress(host, port));
Channel channel = bootstrap.connect().sync().channel();
// Prepare the HTTP request.
HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, uriSimple.toASCIIString());
// Use the PostBody encoder
HttpPostRequestEncoder bodyRequestEncoder = null;
try {
bodyRequestEncoder = new HttpPostRequestEncoder(factory, request, false); // false not multipart
} catch (NullPointerException e) {
// should not be since args are not null
e.printStackTrace();
} catch (ErrorDataEncoderException e) {
// test if method is a POST method
e.printStackTrace();
}
// it is legal to add directly header or cookie into the request until finalize
for (Entry<String, String> entry : headers) {
request.setHeader(entry.getKey(), entry.getValue());
}
// add Form attribute
try {
bodyRequestEncoder.addBodyAttribute("getform", "POST");
bodyRequestEncoder.addBodyAttribute("info", "first value");
bodyRequestEncoder.addBodyAttribute("secondinfo", "secondvalue <20><><EFBFBD>&");
bodyRequestEncoder.addBodyAttribute("thirdinfo", textArea);
bodyRequestEncoder.addBodyFileUpload("myfile", file, "application/x-zip-compressed", false);
bodyRequestEncoder.addBodyAttribute("Send", "Send");
} catch (NullPointerException e) {
// should not be since not null args
e.printStackTrace();
} catch (ErrorDataEncoderException e) {
// if an encoding error occurs
e.printStackTrace();
}
// finalize request
try {
request = bodyRequestEncoder.finalizeRequest();
} catch (ErrorDataEncoderException e) {
// if an encoding error occurs
e.printStackTrace();
}
// Create the bodylist to be reused on the last version with Multipart support
List<InterfaceHttpData> bodylist = bodyRequestEncoder.getBodyListAttributes();
// send request
channel.write(request);
// test if request was chunked and if so, finish the write
if (bodyRequestEncoder.isChunked()) {
// could do either request.isChunked()
// either do it through ChunkedWriteHandler
channel.write(bodyRequestEncoder).awaitUninterruptibly();
}
// Do not clear here since we will reuse the InterfaceHttpData on the
// next request
// for the example (limit action on client side). Take this as a
// broadcast of the same
// request on both Post actions.
//
// On standard program, it is clearly recommended to clean all files
// after each request
// bodyRequestEncoder.cleanFiles();
// Wait for the server to close the connection.
channel.closeFuture().sync();
return bodylist;
}
/**
* Multipart example
*/
private static void formPostMultipart(Bootstrap bootstrap, String host, int port, URI uriFile,
HttpDataFactory factory, List<Entry<String, String>> headers, List<InterfaceHttpData> bodylist)
throws Exception {
// Start the connection attempt
bootstrap.remoteAddress(new InetSocketAddress(host, port));
Channel channel = bootstrap.connect().sync().channel();
// Prepare the HTTP request.
HttpRequest request = new DefaultHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.POST, uriFile.toASCIIString());
// Use the PostBody encoder
HttpPostRequestEncoder bodyRequestEncoder = null;
try {
bodyRequestEncoder = new HttpPostRequestEncoder(factory, request, true); // true => multipart
} catch (NullPointerException e) {
// should not be since no null args
e.printStackTrace();
} catch (ErrorDataEncoderException e) {
// test if method is a POST method
e.printStackTrace();
}
// it is legal to add directly header or cookie into the request until finalize
for (Entry<String, String> entry : headers) {
request.setHeader(entry.getKey(), entry.getValue());
}
// add Form attribute from previous request in formpost()
try {
bodyRequestEncoder.setBodyHttpDatas(bodylist);
} catch (NullPointerException e1) {
// should not be since previously created
e1.printStackTrace();
} catch (ErrorDataEncoderException e1) {
// again should not be since previously encoded (except if an error
// occurs previously)
e1.printStackTrace();
}
// finalize request
try {
bodyRequestEncoder.finalizeRequest();
} catch (ErrorDataEncoderException e) {
// if an encoding error occurs
e.printStackTrace();
}
// send request
channel.write(request);
// test if request was chunked and if so, finish the write
if (bodyRequestEncoder.isChunked()) {
channel.write(bodyRequestEncoder).awaitUninterruptibly();
}
// Now no more use of file representation (and list of HttpData)
bodyRequestEncoder.cleanFiles();
// Wait for the server to close the connection.
channel.closeFuture().sync();
}
public static void main(String[] args) throws Exception {
String baseUri;
String filePath;
if (args.length == 2) {
baseUri = args[0];
filePath = args[1];
} else {
baseUri = "http://localhost:8080";
File f = File.createTempFile("upload", ".txt");
BufferedWriter bw = new BufferedWriter(new FileWriter(f));
bw.write("Some text data in a file to be posted");
bw.close();
filePath = f.getPath();
f.deleteOnExit();
}
logger.info("Posting to " + baseUri + ". Using file " + filePath);
new HttpUploadClient(baseUri, filePath).run();
}
// use to simulate a small TEXTAREA field in a form
private static final String textArea = "short text";
// use to simulate a big TEXTAREA field in a form
/*
private static final String textAreaLong =
"lkjlkjlKJLKJLKJLKJLJlkj lklkj\r\n\r\nLKJJJJJJJJKKKKKKKKKKKKKKK <20><><EFBFBD><EFBFBD>&\r\n\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
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+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
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+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
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+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
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+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n"
+ "MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM\r\n";
*/
}

79
example/src/main/java/io/netty/example/http/upload/HttpUploadClientHandler.java Normal file
View File

@ -0,0 +1,79 @@
/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundMessageHandlerAdapter;
import io.netty.handler.codec.http.HttpChunk;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.logging.InternalLogger;
import io.netty.logging.InternalLoggerFactory;
import io.netty.util.CharsetUtil;
/**
* Handler that just dumps the contents of the response from the server
*/
public class HttpUploadClientHandler extends ChannelInboundMessageHandlerAdapter<Object> {
private static final InternalLogger logger = InternalLoggerFactory.getInstance(HttpUploadClientHandler.class);
private boolean readingChunks;
@Override
public void messageReceived(ChannelHandlerContext ctx, Object msg) throws Exception {
if (!readingChunks) {
HttpResponse response = (HttpResponse) msg;
logger.info("STATUS: " + response.getStatus());
logger.info("VERSION: " + response.getProtocolVersion());
if (!response.getHeaderNames().isEmpty()) {
for (String name : response.getHeaderNames()) {
for (String value : response.getHeaders(name)) {
logger.info("HEADER: " + name + " = " + value);
}
}
}
if (response.getStatus().getCode() == 200 && response.getTransferEncoding().isMultiple()) {
readingChunks = true;
logger.info("CHUNKED CONTENT {");
} else {
ByteBuf content = response.getContent();
if (content.readable()) {
logger.info("CONTENT {");
logger.info(content.toString(CharsetUtil.UTF_8));
logger.info("} END OF CONTENT");
}
}
} else {
HttpChunk chunk = (HttpChunk) msg;
if (chunk.isLast()) {
readingChunks = false;
logger.info("} END OF CHUNKED CONTENT");
} else {
logger.info(chunk.getContent().toString(CharsetUtil.UTF_8));
}
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
cause.printStackTrace();
ctx.channel().close();
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.example.securechat.SecureChatSslContextFactory;
import io.netty.handler.codec.http.HttpClientCodec;
import io.netty.handler.codec.http.HttpContentDecompressor;
import io.netty.handler.ssl.SslHandler;
import io.netty.handler.stream.ChunkedWriteHandler;
import javax.net.ssl.SSLEngine;
public class HttpUploadClientIntializer extends ChannelInitializer<SocketChannel> {
private final boolean ssl;
public HttpUploadClientIntializer(boolean ssl) {
this.ssl = ssl;
}
@Override
public void initChannel(SocketChannel ch) throws Exception {
// Create a default pipeline implementation.
ChannelPipeline pipeline = ch.pipeline();
if (ssl) {
SSLEngine engine = SecureChatSslContextFactory.getClientContext().createSSLEngine();
engine.setUseClientMode(true);
pipeline.addLast("ssl", new SslHandler(engine));
}
pipeline.addLast("codec", new HttpClientCodec());
// Remove the following line if you don't want automatic content decompression.
pipeline.addLast("inflater", new HttpContentDecompressor());
// to be used since huge file transfer
pipeline.addLast("chunkedWriter", new ChunkedWriteHandler());
pipeline.addLast("handler", new HttpUploadClientHandler());
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import io.netty.bootstrap.ServerBootstrap;
import io.netty.channel.Channel;
import io.netty.channel.socket.nio.NioEventLoopGroup;
import io.netty.channel.socket.nio.NioServerSocketChannel;
/**
* A HTTP server showing how to use the HTTP multipart package for file uploads and decoding post data.
*/
public class HttpUploadServer {
private final int port;
public static boolean isSSL;
public HttpUploadServer(int port) {
this.port = port;
}
public void run() throws Exception {
ServerBootstrap b = new ServerBootstrap();
try {
b.group(new NioEventLoopGroup(), new NioEventLoopGroup()).channel(NioServerSocketChannel.class)
.localAddress(port).childHandler(new HttpUploadServerInitializer());
Channel ch = b.bind().sync().channel();
System.out.println("HTTP Upload Server at port " + port + '.');
System.out.println("Open your browser and navigate to http://localhost:" + port + '/');
ch.closeFuture().sync();
} finally {
b.shutdown();
}
}
public static void main(String[] args) throws Exception {
int port;
if (args.length > 0) {
port = Integer.parseInt(args[0]);
} else {
port = 8080;
}
if (args.length > 1) {
isSSL = true;
}
new HttpUploadServer(port).run();
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import static io.netty.buffer.Unpooled.copiedBuffer;
import static io.netty.handler.codec.http.HttpHeaders.Names.SET_COOKIE;
import io.netty.buffer.ByteBuf;
import io.netty.channel.Channel;
import io.netty.channel.ChannelFuture;
import io.netty.channel.ChannelFutureListener;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundMessageHandlerAdapter;
import io.netty.handler.codec.http.Cookie;
import io.netty.handler.codec.http.CookieDecoder;
import io.netty.handler.codec.http.DefaultHttpResponse;
import io.netty.handler.codec.http.HttpChunk;
import io.netty.handler.codec.http.HttpHeaders;
import io.netty.handler.codec.http.HttpRequest;
import io.netty.handler.codec.http.HttpResponse;
import io.netty.handler.codec.http.HttpResponseStatus;
import io.netty.handler.codec.http.HttpVersion;
import io.netty.handler.codec.http.QueryStringDecoder;
import io.netty.handler.codec.http.ServerCookieEncoder;
import io.netty.handler.codec.http.multipart.Attribute;
import io.netty.handler.codec.http.multipart.DefaultHttpDataFactory;
import io.netty.handler.codec.http.multipart.DiskAttribute;
import io.netty.handler.codec.http.multipart.DiskFileUpload;
import io.netty.handler.codec.http.multipart.FileUpload;
import io.netty.handler.codec.http.multipart.HttpDataFactory;
import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder;
import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder.EndOfDataDecoderException;
import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder.ErrorDataDecoderException;
import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder.IncompatibleDataDecoderException;
import io.netty.handler.codec.http.multipart.HttpPostRequestDecoder.NotEnoughDataDecoderException;
import io.netty.handler.codec.http.multipart.InterfaceHttpData;
import io.netty.handler.codec.http.multipart.InterfaceHttpData.HttpDataType;
import io.netty.logging.InternalLogger;
import io.netty.logging.InternalLoggerFactory;
import io.netty.util.CharsetUtil;
import java.io.IOException;
import java.net.URI;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
public class HttpUploadServerHandler extends ChannelInboundMessageHandlerAdapter<Object> {
private static final InternalLogger logger = InternalLoggerFactory.getInstance(HttpUploadServerHandler.class);
private HttpRequest request;
private boolean readingChunks;
private final StringBuilder responseContent = new StringBuilder();
private static final HttpDataFactory factory = new DefaultHttpDataFactory(DefaultHttpDataFactory.MINSIZE); //Disk
// if
// size
// exceed
private HttpPostRequestDecoder decoder;
static {
DiskFileUpload.deleteOnExitTemporaryFile = true; // should delete file
// on exit (in normal
// exit)
DiskFileUpload.baseDirectory = null; // system temp directory
DiskAttribute.deleteOnExitTemporaryFile = true; // should delete file on
// exit (in normal exit)
DiskAttribute.baseDirectory = null; // system temp directory
}
@Override
public void channelUnregistered(ChannelHandlerContext ctx) throws Exception {
if (decoder != null) {
decoder.cleanFiles();
}
};
@Override
public void messageReceived(ChannelHandlerContext ctx, Object msg) throws Exception {
if (!readingChunks) {
// clean previous FileUpload if Any
if (decoder != null) {
decoder.cleanFiles();
decoder = null;
}
HttpRequest request = this.request = (HttpRequest) msg;
URI uri = new URI(request.getUri());
if (!uri.getPath().startsWith("/form")) {
// Write Menu
writeMenu(ctx);
return;
}
responseContent.setLength(0);
responseContent.append("WELCOME TO THE WILD WILD WEB SERVER\r\n");
responseContent.append("===================================\r\n");
responseContent.append("VERSION: " + request.getProtocolVersion().getText() + "\r\n");
responseContent.append("REQUEST_URI: " + request.getUri() + "\r\n\r\n");
responseContent.append("\r\n\r\n");
// new method
List<Entry<String, String>> headers = request.getHeaders();
for (Entry<String, String> entry : headers) {
responseContent.append("HEADER: " + entry.getKey() + "=" + entry.getValue() + "\r\n");
}
responseContent.append("\r\n\r\n");
// new method
Set<Cookie> cookies;
String value = request.getHeader(HttpHeaders.Names.COOKIE);
if (value == null) {
cookies = Collections.emptySet();
} else {
cookies = CookieDecoder.decode(value);
}
for (Cookie cookie : cookies) {
responseContent.append("COOKIE: " + cookie.toString() + "\r\n");
}
responseContent.append("\r\n\r\n");
QueryStringDecoder decoderQuery = new QueryStringDecoder(request.getUri());
Map<String, List<String>> uriAttributes = decoderQuery.getParameters();
for (String key : uriAttributes.keySet()) {
for (String valuen : uriAttributes.get(key)) {
responseContent.append("URI: " + key + "=" + valuen + "\r\n");
}
}
responseContent.append("\r\n\r\n");
// if GET Method: should not try to create a HttpPostRequestDecoder
try {
decoder = new HttpPostRequestDecoder(factory, request);
} catch (ErrorDataDecoderException e1) {
e1.printStackTrace();
responseContent.append(e1.getMessage());
writeResponse(ctx.channel());
ctx.channel().close();
return;
} catch (IncompatibleDataDecoderException e1) {
// GET Method: should not try to create a HttpPostRequestDecoder
// So OK but stop here
responseContent.append(e1.getMessage());
responseContent.append("\r\n\r\nEND OF GET CONTENT\r\n");
writeResponse(ctx.channel());
return;
}
responseContent.append("Is Chunked: " + request.getTransferEncoding().isMultiple() + "\r\n");
responseContent.append("IsMultipart: " + decoder.isMultipart() + "\r\n");
if (request.getTransferEncoding().isMultiple()) {
// Chunk version
responseContent.append("Chunks: ");
readingChunks = true;
} else {
// Not chunk version
readHttpDataAllReceive(ctx.channel());
responseContent.append("\r\n\r\nEND OF NOT CHUNKED CONTENT\r\n");
writeResponse(ctx.channel());
}
} else {
// New chunk is received
HttpChunk chunk = (HttpChunk) msg;
try {
decoder.offer(chunk);
} catch (ErrorDataDecoderException e1) {
e1.printStackTrace();
responseContent.append(e1.getMessage());
writeResponse(ctx.channel());
ctx.channel().close();
return;
}
responseContent.append("o");
// example of reading chunk by chunk (minimize memory usage due to
// Factory)
readHttpDataChunkByChunk(ctx.channel());
// example of reading only if at the end
if (chunk.isLast()) {
readHttpDataAllReceive(ctx.channel());
writeResponse(ctx.channel());
readingChunks = false;
}
}
}
/**
* Example of reading all InterfaceHttpData from finished transfer
*
* @param channel
*/
private void readHttpDataAllReceive(Channel channel) {
List<InterfaceHttpData> datas = null;
try {
datas = decoder.getBodyHttpDatas();
} catch (NotEnoughDataDecoderException e1) {
// Should not be!
e1.printStackTrace();
responseContent.append(e1.getMessage());
writeResponse(channel);
channel.close();
return;
}
for (InterfaceHttpData data : datas) {
writeHttpData(data);
}
responseContent.append("\r\n\r\nEND OF CONTENT AT FINAL END\r\n");
}
/**
* Example of reading request by chunk and getting values from chunk to chunk
*
* @param channel
*/
private void readHttpDataChunkByChunk(Channel channel) {
try {
while (decoder.hasNext()) {
InterfaceHttpData data = decoder.next();
if (data != null) {
// new value
writeHttpData(data);
}
}
} catch (EndOfDataDecoderException e1) {
// end
responseContent.append("\r\n\r\nEND OF CONTENT CHUNK BY CHUNK\r\n\r\n");
}
}
private void writeHttpData(InterfaceHttpData data) {
if (data.getHttpDataType() == HttpDataType.Attribute) {
Attribute attribute = (Attribute) data;
String value;
try {
value = attribute.getValue();
} catch (IOException e1) {
// Error while reading data from File, only print name and error
e1.printStackTrace();
responseContent.append("\r\nBODY Attribute: " + attribute.getHttpDataType().name() + ": "
+ attribute.getName() + " Error while reading value: " + e1.getMessage() + "\r\n");
return;
}
if (value.length() > 100) {
responseContent.append("\r\nBODY Attribute: " + attribute.getHttpDataType().name() + ": "
+ attribute.getName() + " data too long\r\n");
} else {
responseContent.append("\r\nBODY Attribute: " + attribute.getHttpDataType().name() + ": "
+ attribute.toString() + "\r\n");
}
} else {
responseContent.append("\r\nBODY FileUpload: " + data.getHttpDataType().name() + ": " + data.toString()
+ "\r\n");
if (data.getHttpDataType() == HttpDataType.FileUpload) {
FileUpload fileUpload = (FileUpload) data;
if (fileUpload.isCompleted()) {
if (fileUpload.length() < 10000) {
responseContent.append("\tContent of file\r\n");
try {
responseContent.append(((FileUpload) data).getString(((FileUpload) data).getCharset()));
} catch (IOException e1) {
// do nothing for the example
e1.printStackTrace();
}
responseContent.append("\r\n");
} else {
responseContent.append("\tFile too long to be printed out:" + fileUpload.length() + "\r\n");
}
// fileUpload.isInMemory();// tells if the file is in Memory
// or on File
// fileUpload.renameTo(dest); // enable to move into another
// File dest
// decoder.removeFileUploadFromClean(fileUpload); //remove
// the File of to delete file
} else {
responseContent.append("\tFile to be continued but should not!\r\n");
}
}
}
}
private void writeResponse(Channel channel) {
// Convert the response content to a ChannelBuffer.
ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
responseContent.setLength(0);
// Decide whether to close the connection or not.
boolean close = HttpHeaders.Values.CLOSE.equalsIgnoreCase(request.getHeader(HttpHeaders.Names.CONNECTION))
|| request.getProtocolVersion().equals(HttpVersion.HTTP_1_0)
&& !HttpHeaders.Values.KEEP_ALIVE.equalsIgnoreCase(request.getHeader(HttpHeaders.Names.CONNECTION));
// Build the response object.
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
response.setContent(buf);
response.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/plain; charset=UTF-8");
if (!close) {
// There's no need to add 'Content-Length' header
// if this is the last response.
response.setHeader(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(buf.readableBytes()));
}
Set<Cookie> cookies;
String value = request.getHeader(HttpHeaders.Names.COOKIE);
if (value == null) {
cookies = Collections.emptySet();
} else {
cookies = CookieDecoder.decode(value);
}
if (!cookies.isEmpty()) {
// Reset the cookies if necessary.
for (Cookie cookie : cookies) {
response.addHeader(SET_COOKIE, ServerCookieEncoder.encode(cookie));
}
}
// Write the response.
ChannelFuture future = channel.write(response);
// Close the connection after the write operation is done if necessary.
if (close) {
future.addListener(ChannelFutureListener.CLOSE);
}
}
private void writeMenu(ChannelHandlerContext ctx) {
// print several HTML forms
// Convert the response content to a ChannelBuffer.
responseContent.setLength(0);
// create Pseudo Menu
responseContent.append("<html>");
responseContent.append("<head>");
responseContent.append("<title>Netty Test Form</title>\r\n");
responseContent.append("</head>\r\n");
responseContent.append("<body bgcolor=white><style>td{font-size: 12pt;}</style>");
responseContent.append("<table border=\"0\">");
responseContent.append("<tr>");
responseContent.append("<td>");
responseContent.append("<h1>Netty Test Form</h1>");
responseContent.append("Choose one FORM");
responseContent.append("</td>");
responseContent.append("</tr>");
responseContent.append("</table>\r\n");
// GET
responseContent.append("<CENTER>GET FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
responseContent.append("<FORM ACTION=\"/formget\" METHOD=\"GET\">");
responseContent.append("<input type=hidden name=getform value=\"GET\">");
responseContent.append("<table border=\"0\">");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
responseContent
.append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
responseContent.append("</td></tr>");
responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
responseContent.append("</table></FORM>\r\n");
responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
// POST
responseContent.append("<CENTER>POST FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
responseContent.append("<FORM ACTION=\"/formpost\" METHOD=\"POST\">");
responseContent.append("<input type=hidden name=getform value=\"POST\">");
responseContent.append("<table border=\"0\">");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
responseContent
.append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
responseContent.append("<tr><td>Fill with file (only file name will be transmitted): <br> "
+ "<input type=file name=\"myfile\">");
responseContent.append("</td></tr>");
responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
responseContent.append("</table></FORM>\r\n");
responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
// POST with enctype="multipart/form-data"
responseContent.append("<CENTER>POST MULTIPART FORM<HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
responseContent.append("<FORM ACTION=\"/formpostmultipart\" ENCTYPE=\"multipart/form-data\" METHOD=\"POST\">");
responseContent.append("<input type=hidden name=getform value=\"POST\">");
responseContent.append("<table border=\"0\">");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"info\" size=10></td></tr>");
responseContent.append("<tr><td>Fill with value: <br> <input type=text name=\"secondinfo\" size=20>");
responseContent
.append("<tr><td>Fill with value: <br> <textarea name=\"thirdinfo\" cols=40 rows=10></textarea>");
responseContent.append("<tr><td>Fill with file: <br> <input type=file name=\"myfile\">");
responseContent.append("</td></tr>");
responseContent.append("<tr><td><INPUT TYPE=\"submit\" NAME=\"Send\" VALUE=\"Send\"></INPUT></td>");
responseContent.append("<td><INPUT TYPE=\"reset\" NAME=\"Clear\" VALUE=\"Clear\" ></INPUT></td></tr>");
responseContent.append("</table></FORM>\r\n");
responseContent.append("<CENTER><HR WIDTH=\"75%\" NOSHADE color=\"blue\"></CENTER>");
responseContent.append("</body>");
responseContent.append("</html>");
ByteBuf buf = copiedBuffer(responseContent.toString(), CharsetUtil.UTF_8);
// Build the response object.
HttpResponse response = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
response.setContent(buf);
response.setHeader(HttpHeaders.Names.CONTENT_TYPE, "text/html; charset=UTF-8");
response.setHeader(HttpHeaders.Names.CONTENT_LENGTH, String.valueOf(buf.readableBytes()));
// Write the response.
ctx.channel().write(response);
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
logger.error(responseContent.toString(), cause);
ctx.channel().close();
}
}

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/*
* Copyright 2012 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package io.netty.example.http.upload;
import io.netty.channel.ChannelInitializer;
import io.netty.channel.ChannelPipeline;
import io.netty.channel.socket.SocketChannel;
import io.netty.example.securechat.SecureChatSslContextFactory;
import io.netty.handler.codec.http.HttpContentCompressor;
import io.netty.handler.codec.http.HttpRequestDecoder;
import io.netty.handler.codec.http.HttpResponseEncoder;
import io.netty.handler.ssl.SslHandler;
import javax.net.ssl.SSLEngine;
public class HttpUploadServerInitializer extends ChannelInitializer<SocketChannel> {
@Override
public void initChannel(SocketChannel ch) throws Exception {
// Create a default pipeline implementation.
ChannelPipeline pipeline = ch.pipeline();
if (HttpUploadServer.isSSL) {
SSLEngine engine = SecureChatSslContextFactory.getServerContext().createSSLEngine();
engine.setUseClientMode(false);
pipeline.addLast("ssl", new SslHandler(engine));
}
pipeline.addLast("decoder", new HttpRequestDecoder());
pipeline.addLast("encoder", new HttpResponseEncoder());
// Remove the following line if you don't want automatic content
// compression.
pipeline.addLast("deflater", new HttpContentCompressor());
pipeline.addLast("handler", new HttpUploadServerHandler());
return;
}
}