org.eclipse.persistence.internal.jpa.weaving.StaticWeaveDirectoryOutputHandler Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation
Show all versions of eclipselink Show documentation
EclipseLink build based upon Git transaction 774c696
/*******************************************************************************
* Copyright (c) 1998, 2013 Oracle and/or its affiliates. All rights reserved.
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation from Oracle TopLink
******************************************************************************/
package org.eclipse.persistence.internal.jpa.weaving;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.jar.JarEntry;
import org.eclipse.persistence.internal.helper.Helper;
/**
* The class provides a set of methods to pack passed-in entries into the sepcified archive file.
* the class handle directory output.
*/
public class StaticWeaveDirectoryOutputHandler extends AbstractStaticWeaveOutputHandler{
private URL source=null;
private URL target=null;
/**
* Construct an instance of StaticWeaveDirectoryOutputHandler.
* @param source
* @param target
*/
public StaticWeaveDirectoryOutputHandler(URL source,URL target){
this.source=source;
this.target=target;
}
/**
* create directory into target directory.
* @param dirPath
* @throws IOException
*/
public void addDirEntry(String dirPath)throws IOException {
File file = new File(this.target.getPath()+File.separator+dirPath).getAbsoluteFile();
if (!file.exists()){
file.mkdirs();
}
}
/**
* Write entry bytes into target, this method is usually invoked if class has been tranformed
* @param targetEntry
* @param entryBytes
* @throws IOException
*/
public void addEntry(JarEntry targetEntry,byte[] entryBytes)throws IOException{
FileOutputStream fos = null;
try {
File target = new File(this.target.getPath()+targetEntry.getName()).getAbsoluteFile();
if(!target.exists()) {
target.createNewFile();
}
fos = new FileOutputStream(target);
fos.write(entryBytes);
} finally {
Helper.close(fos);
}
}
/**
* Write entry into target, this method usually copy original class into target.
* @param jis
* @param entry
* @throws IOException
*/
public void addEntry(InputStream jis,JarEntry entry) throws IOException,URISyntaxException {
File target = new File(this.target.getPath()+entry.getName()).getAbsoluteFile();
if(!target.exists()) {
target.createNewFile();
}
FileInputStream fis = null;
FileOutputStream fos = null;
try {
if((new File(Helper.toURI(this.source))).isDirectory()){
File sourceEntry = new File(this.source.getPath()+entry.getName());
fis = new FileInputStream(sourceEntry);
byte[] classBytes = new byte[fis.available()];
fis.read(classBytes);
fos = new FileOutputStream(target);
fos.write(classBytes);
}else{
readwriteStreams(jis,(new FileOutputStream(target)));
}
} finally {
Helper.close(fis);
Helper.close(fos);
}
}
}