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/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.tuscany.sca.node.equinox.launcher;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Enumeration;
import java.util.jar.Manifest;
import org.eclipse.osgi.baseadaptor.BaseData;
import org.eclipse.osgi.baseadaptor.bundlefile.BundleEntry;
import org.eclipse.osgi.baseadaptor.bundlefile.BundleFile;
/**
* A bundle file factory hook that.
*
* @version $Rev: $ $Date: $
*/
public class LibrariesBundleFileFactoryHook implements org.eclipse.osgi.baseadaptor.hooks.BundleFileFactoryHook {
private Manifest manifest;
private static class LibrariesBundleFile extends BundleFile {
private static class ManifestBundleEntry extends BundleEntry {
private byte[] bytes;
public ManifestBundleEntry(Manifest manifest) {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
try {
manifest.write(bos);
bytes = bos.toByteArray();
} catch (IOException e) {
throw new IllegalStateException(e);
}
}
@Override
public URL getFileURL() {
return null;
}
@Override
public InputStream getInputStream() throws IOException {
return new ByteArrayInputStream(bytes);
}
@Override
public URL getLocalURL() {
return null;
}
@Override
public String getName() {
return "META-INF/MANIFEST.MF";
}
@Override
public long getSize() {
return bytes.length;
}
@Override
public long getTime() {
return -1;
}
@Override
public byte[] getBytes() throws IOException {
return bytes;
}
}
private Manifest manifest;
public LibrariesBundleFile(Object baseFile, Manifest manifest) {
super((File)baseFile);
this.manifest = manifest;
}
@Override
public void close() throws IOException {
}
@Override
public boolean containsDir(String dir) {
return false;
}
@Override
public BundleEntry getEntry(String path) {
if ("META-INF/MANIFEST.MF".equals(path)) {
return new ManifestBundleEntry(manifest);
}
return null;
}
@Override
public Enumeration getEntryPaths(String path) {
return null;
}
@Override
public File getFile(String path, boolean nativeCode) {
return null;
}
@Override
public void open() throws IOException {
}
}
public LibrariesBundleFileFactoryHook(Manifest manifest) {
this.manifest = manifest;
}
public BundleFile createBundleFile(Object content, BaseData data, boolean base) throws IOException {
// Equinox will resolve external classpath against the base bundle
if ("org.apache.tuscany.sca.node.launcher.equinox.libraries".equals(data.getLocation()) && base) {
return new LibrariesBundleFile(content, manifest);
} else {
return null;
}
}
}
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