Many resources are needed to download a project. Please understand that we have to compensate our server costs. Thank you in advance. Project price only 1 $
You can buy this project and download/modify it how often you want.
/*
* JBoss, Home of Professional Open Source
* Copyright 2006, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.virtual.plugins.context.jar;
import java.io.IOException;
import java.io.InputStream;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.List;
import java.util.jar.JarFile;
import java.util.jar.JarInputStream;
import java.util.zip.ZipEntry;
import java.util.zip.ZipInputStream;
import org.jboss.virtual.spi.VFSContext;
import org.jboss.virtual.spi.VirtualFileHandler;
/**
* Nested Jar Handler.
*
* @author Adrian Brock
* @author Ales Justin
* @version $Revision: 1.1 $
*/
public class NoCopyNestedJarHandler extends AbstractJarHandler
{
/** serialVersionUID */
private static final long serialVersionUID = 1L;
/** The nested jar */
private NestedJarFromStream njar;
/**
* Create a new NestedJarHandler.
*
* @param context the context
* @param parent the parent
* @param parentJar the parent jar file
* @param entry the jar entry
* @param url the url
* @param entryName the entry name
* @throws IOException for an error accessing the file system
* @throws IllegalArgumentException for a null context, url or vfsPath
*/
public NoCopyNestedJarHandler(VFSContext context, VirtualFileHandler parent, JarFile parentJar, ZipEntry entry, URL url, String entryName) throws IOException
{
super(context, parent, url, parentJar, entry, entryName);
try
{
setPathName(getChildPathName(entryName, false));
setVfsUrl(getChildVfsUrl(entryName, false));
}
catch (URISyntaxException e)
{
throw new RuntimeException(e);
}
try
{
InputStream is = parentJar.getInputStream(entry);
ZipInputStream zis;
if(is instanceof ZipInputStream)
{
zis = (ZipInputStream) is;
}
else
{
zis = new ZipInputStream(is);
}
njar = new NestedJarFromStream(context, parent, zis, url, parentJar, entry, entryName);
}
catch (IOException original)
{
// Fix the context of the error message
IOException e = new IOException("Error opening jar file: " + url + " reason=" + original.getMessage());
e.setStackTrace(original.getStackTrace());
throw e;
}
}
protected void initCacheLastModified()
{
}
@Override
public long getLastModified() throws IOException
{
return getEntry().getTime();
}
@Override
public long getSize() throws IOException
{
return getEntry().getSize();
}
@Override
public boolean isArchive() throws IOException
{
return njar.isArchive();
}
public boolean isNested() throws IOException
{
return true;
}
@Override
public InputStream openStream() throws IOException
{
return getJar().getInputStream(getEntry());
}
public VirtualFileHandler getChild(String path) throws IOException
{
if (path == null)
throw new IllegalArgumentException("Null path");
if ("".equals(path))
return this;
return njar.getChild(path);
}
public boolean removeChild(String name) throws IOException
{
return false;
}
public List getChildren(boolean ignoreErrors) throws IOException
{
return njar.getChildren(ignoreErrors);
}
public boolean delete(int gracePeriod)
{
return false;
}
protected void internalReplaceChild(VirtualFileHandler original, VirtualFileHandler replacement)
{
njar.internalReplaceChild(original, replacement);
}
}