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* Optimized QueryStringDecoder

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* Moved DEFAULT_CHARSET to HttpCodecUtil
This commit is contained in:
Trustin Lee 2009-03-14 13:48:01 +00:00
parent 701d8a8aaa
commit a074c0a95d
3 changed files with 29 additions and 18 deletions
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2
src/main/java/org/jboss/netty/handler/codec/http/HttpCodecUtil.java
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@ -70,6 +70,8 @@ class HttpCodecUtil {
static final byte DOUBLE_QUOTE = '"';
static final String DEFAULT_CHARSET = "UTF-8";
private HttpCodecUtil() {
super();
}

43
src/main/java/org/jboss/netty/handler/codec/http/QueryStringDecoder.java
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@ -29,6 +29,8 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author The Netty Project (netty-dev@lists.jboss.org)
@ -40,7 +42,7 @@ import java.util.Map;
*/
public class QueryStringDecoder {
static final String DEFAULT_CHARSET = "UTF-8";
private static final Pattern PARAM_PATTERN = Pattern.compile("([^=]*)=([^&]*)&*");
private final String charset;
private final String uri;
@ -48,7 +50,7 @@ public class QueryStringDecoder {
private final Map<String, List<String>> params = new HashMap<String, List<String>>();
public QueryStringDecoder(String uri) {
this(uri, DEFAULT_CHARSET);
this(uri, HttpCodecUtil.DEFAULT_CHARSET);
}
public QueryStringDecoder(String uri, String charset) {
@ -64,7 +66,7 @@ public class QueryStringDecoder {
}
public QueryStringDecoder(URI uri) {
this(uri, DEFAULT_CHARSET);
this(uri, HttpCodecUtil.DEFAULT_CHARSET);
}
public QueryStringDecoder(URI uri, String charset){
@ -105,30 +107,37 @@ public class QueryStringDecoder {
}
private void decode() {
String[] split = uri.split("\\?", 2);
path = split[0];
decodeParams(split[1]);
int pathEndPos = uri.indexOf('?');
if (pathEndPos < 0) {
path = uri;
} else {
path = uri.substring(0, pathEndPos);
decodeParams(uri.substring(pathEndPos + 1));
}
}
private void decodeParams(String s) {
String[] params = s.split("&");
for (String param : params) {
String[] split = param.split("=");
String key = decodeComponent(split[0], charset);
List<String> values = this.params.get(key);
Matcher m = PARAM_PATTERN.matcher(s);
int pos = 0;
while (m.find(pos)) {
pos = m.end();
String key = decodeComponent(m.group(1), charset);
String value = decodeComponent(m.group(2), charset);
List<String> values = params.get(key);
if(values == null) {
values = new ArrayList<String>();
this.params.put(key,values);
}
if (split.length > 1) {
values.add(decodeComponent(split[1], charset));
} else {
values.add("");
params.put(key,values);
}
values.add(value);
}
}
private static String decodeComponent(String s, String charset) {
if (s == null) {
return "";
}
try {
return URLDecoder.decode(s, charset);
} catch (UnsupportedEncodingException e) {

2
src/main/java/org/jboss/netty/handler/codec/http/QueryStringEncoder.java
View File

@ -44,7 +44,7 @@ public class QueryStringEncoder {
private final List<Param> params = new ArrayList<Param>();
public QueryStringEncoder(String uri) {
this(uri, QueryStringDecoder.DEFAULT_CHARSET);
this(uri, HttpCodecUtil.DEFAULT_CHARSET);
}
public QueryStringEncoder(String uri, String charset) {