88 lines
1.8 KiB
Java
88 lines
1.8 KiB
Java
package it.cavallium.warppi.device;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.ObjectInputStream;
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import java.io.ObjectOutputStream;
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import java.util.UUID;
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import it.cavallium.warppi.StaticVars;
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public class CacheFile {
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private String path;
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private ObjectOutputStream lastOOS;
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private FileOutputStream lastFOS;
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private ObjectInputStream lastOIS;
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private FileInputStream lastFIS;
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public CacheFile() {
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do {
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path = UUID.randomUUID().toString() + ".ser";
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} while (new File(path).exists());
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try {
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File.createTempFile(StaticVars.calculatorNameLOWER, "");
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} catch (final IOException e) {
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e.printStackTrace();
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}
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}
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public ObjectOutputStream getObjectOutputStram() {
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if (lastOOS == null) {
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try {
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return new ObjectOutputStream(new FileOutputStream(path));
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} catch (final IOException e) {
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e.printStackTrace();
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return lastOOS;
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}
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} else {
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return lastOOS;
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}
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}
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public ObjectInputStream getObjectInputStram() {
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if (lastOIS == null) {
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try {
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return new ObjectInputStream(new FileInputStream(path));
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} catch (final IOException e) {
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return lastOIS;
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}
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} else {
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return lastOIS;
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}
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}
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public void closeStreams() {
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try {
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if (lastOOS != null) {
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lastOOS.close();
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lastOOS = null;
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}
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if (lastFOS != null) {
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lastFOS.close();
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lastFOS = null;
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}
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if (lastOIS != null) {
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lastOIS.close();
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lastOIS = null;
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}
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if (lastFIS != null) {
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lastFIS.close();
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lastFIS = null;
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}
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} catch (final IOException e) {
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e.printStackTrace();
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}
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}
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public void dispose() {
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closeStreams();
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try {
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new File(path).delete();
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} catch (final Exception e) {
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e.printStackTrace();
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}
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}
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}
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