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/*******************************************************************************
* Copyright (c) 2007, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
*******************************************************************************/
package org.eclipse.internal.provisional.equinox.p2.jarprocessor;
import java.io.*;
import java.util.Properties;
import java.util.Set;
import java.util.zip.ZipException;
import org.eclipse.equinox.internal.p2.jarprocessor.*;
public class JarProcessorExecutor {
public static class Options {
public String outputDir = "."; //$NON-NLS-1$
public String signCommand = null;
public boolean pack = false;
public boolean repack = false;
public boolean unpack = false;
public boolean verbose = false;
public boolean processAll = false;
public File input = null;
}
protected Options options = null;
private Set<String> packExclusions = null;
private Set<String> signExclusions = null;
public void runJarProcessor(Options processOptions) {
this.options = processOptions;
if (options.input.isFile() && options.input.getName().endsWith(".zip")) { //$NON-NLS-1$
ZipProcessor processor = new ZipProcessor();
processor.setWorkingDirectory(options.outputDir);
processor.setOptions(options);
processor.setExecutor(this);
try {
processor.processZip(options.input);
} catch (ZipException e) {
if (options.verbose)
e.printStackTrace();
} catch (IOException e) {
if (options.verbose)
e.printStackTrace();
}
} else {
JarProcessor processor = new JarProcessor();
processor.setWorkingDirectory(options.outputDir);
processor.setProcessAll(options.processAll);
processor.setVerbose(options.verbose);
//load options file
Properties properties = new Properties();
if (options.input.isDirectory()) {
File packProperties = new File(options.input, "pack.properties"); //$NON-NLS-1$
if (packProperties.exists() && packProperties.isFile()) {
InputStream in = null;
try {
in = new BufferedInputStream(new FileInputStream(packProperties));
properties.load(in);
} catch (IOException e) {
if (options.verbose)
e.printStackTrace();
} finally {
Utils.close(in);
}
}
packExclusions = Utils.getPackExclusions(properties);
signExclusions = Utils.getSignExclusions(properties);
}
try {
FileFilter filter = createFileFilter(options);
process(options.input, filter, options.verbose, processor, properties);
} catch (FileNotFoundException e) {
if (options.verbose)
e.printStackTrace();
}
}
}
protected FileFilter createFileFilter(Options processOptions) {
return processOptions.unpack ? Utils.PACK_GZ_FILTER : Utils.JAR_FILTER;
}
protected String getRelativeName(File file) {
if (options.input == null)
return file.toString();
try {
File input = options.input.getCanonicalFile();
File subFile = file.getCanonicalFile();
if (input.isFile())
return subFile.getName();
if (!subFile.toString().startsWith(input.toString())) {
// the file is not under the base folder.
return file.toString();
}
File parent = subFile.getParentFile();
String result = subFile.getName();
while (!parent.equals(input)) {
result = parent.getName() + '/' + result;
parent = parent.getParentFile();
}
return result;
} catch (IOException e) {
return file.getName();
}
}
private boolean shouldPack(String name) {
if (!options.pack)
return false;
return packExclusions == null ? true : !packExclusions.contains(name);
}
private boolean shouldSign(String name) {
if (options.signCommand == null)
return false;
return signExclusions == null ? true : !signExclusions.contains(name);
}
private boolean shouldRepack(String name) {
if (shouldSign(name) && shouldPack(name))
return true;
if (!options.repack)
return false;
return packExclusions == null ? true : !packExclusions.contains(name);
}
protected void process(File input, FileFilter filter, boolean verbose, JarProcessor processor, Properties packProperties) throws FileNotFoundException {
if (!input.exists())
throw new FileNotFoundException();
File[] files = null;
if (input.isDirectory()) {
files = input.listFiles();
} else if (filter.accept(input)) {
files = new File[] {input};
} else
return;
for (int i = 0; i < files.length; i++) {
if (files[i].isDirectory()) {
processDirectory(files[i], filter, verbose, processor, packProperties);
} else if (filter.accept(files[i])) {
try {
processor.clearProcessSteps();
if (options.unpack) {
addUnpackStep(processor, packProperties, options);
processor.processJar(files[i]);
} else {
String name = getRelativeName(files[i]);
boolean sign = shouldSign(name);
boolean repack = shouldRepack(name);
if (repack || sign) {
processor.clearProcessSteps();
if (repack)
addPackUnpackStep(processor, packProperties, options);
if (sign)
addSignStep(processor, packProperties, options);
files[i] = processor.processJar(files[i]);
}
if (shouldPack(name)) {
processor.clearProcessSteps();
addPackStep(processor, packProperties, options);
processor.processJar(files[i]);
}
}
} catch (IOException e) {
if (verbose)
e.printStackTrace();
}
}
}
}
protected void processDirectory(File input, FileFilter filter, boolean verbose, JarProcessor processor, Properties packProperties) throws FileNotFoundException {
if (!input.isDirectory())
return;
String dir = processor.getWorkingDirectory();
processor.setWorkingDirectory(dir + "/" + input.getName()); //$NON-NLS-1$
process(input, filter, verbose, processor, packProperties);
processor.setWorkingDirectory(dir);
}
public void addPackUnpackStep(JarProcessor processor, Properties properties, JarProcessorExecutor.Options processOptions) {
processor.addProcessStep(new PackUnpackStep(properties, processOptions.verbose));
}
public void addSignStep(JarProcessor processor, Properties properties, JarProcessorExecutor.Options processOptions) {
processor.addProcessStep(new SignCommandStep(properties, processOptions.signCommand, processOptions.verbose));
}
public void addPackStep(JarProcessor processor, Properties properties, JarProcessorExecutor.Options processOptions) {
processor.addProcessStep(new PackStep(properties, processOptions.verbose));
}
public void addUnpackStep(JarProcessor processor, Properties properties, JarProcessorExecutor.Options processOptions) {
processor.addProcessStep(new UnpackStep(properties, processOptions.verbose));
}
}
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