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//
// ========================================================================
// Copyright (c) 1995-2012 Mort Bay Consulting Pty. Ltd.
// ------------------------------------------------------------------------
// All rights reserved. This program and the accompanying materials
// are made available under the terms of the Eclipse Public License v1.0
// and Apache License v2.0 which accompanies this distribution.
//
// The Eclipse Public License is available at
// http://www.eclipse.org/legal/epl-v10.html
//
// The Apache License v2.0 is available at
// http://www.opensource.org/licenses/apache2.0.php
//
// You may elect to redistribute this code under either of these licenses.
// ========================================================================
//
package org.eclipse.jetty.plugins;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Enumeration;
import java.util.List;
import java.util.Set;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;
import org.eclipse.jetty.plugins.model.Plugin;
public class DefaultPluginManager implements PluginManager
{
private String _jettyHome;
private MavenService _mavenService;
private static List<String> excludes = Arrays.asList("META-INF");
public DefaultPluginManager(MavenService mavenService, String jettyHome)
{
this._mavenService = mavenService;
this._jettyHome = jettyHome;
}
public Set<String> listAvailablePlugins()
{
return _mavenService.listAvailablePlugins();
}
public void installPlugin(String pluginName)
{
Plugin plugin = _mavenService.getPlugin(pluginName);
installPlugin(plugin);
}
private void installPlugin(Plugin plugin)
{
try
{
ZipFile pluginJar = new ZipFile(plugin.getPluginJar());
extractJar(pluginJar);
}
catch (IOException e)
{
throw new IllegalStateException(e);
}
}
private void extractJar(ZipFile file)
{
Enumeration<? extends ZipEntry> entries = file.entries();
while (entries.hasMoreElements())
{
extractFileFromJar(file, entries.nextElement());
}
}
private void extractFileFromJar(ZipFile zipFile, ZipEntry zipEntry)
{
for (String exclude : excludes)
if (zipEntry.getName().startsWith(exclude))
return;
System.out.println("Extracting: " + zipEntry.getName());
File f = new File(_jettyHome + File.separator + zipEntry.getName());
if (zipEntry.isDirectory())
{
// if its a directory, create it
if(!f.mkdir()) // TODO: what if the directory cannot be created?
System.out.println("Can't create directory: " + f);
return;
}
try (InputStream is = zipFile.getInputStream(zipEntry);
FileOutputStream fos = new FileOutputStream(f))
{
while (is.available() > 0)
{
fos.write(is.read());
}
}
catch (IOException e)
{
throw new IllegalStateException("Could not extract plugin zip", e);
}
}
}
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