OsgiBundlePacking.java

/*
 *  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.ivy.core.pack;

import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;

import org.apache.ivy.util.FileUtil;

/**
 * Packaging which handle OSGi bundles with inner packed jar
 */
public class OsgiBundlePacking extends ZipPacking {

    private static final String[] NAMES = {"bundle"};

    @Override
    public String[] getNames() {
        return NAMES;
    }

    @Override
    protected void writeFile(InputStream zip, File f) throws FileNotFoundException, IOException {
        // XXX maybe we should only unpack file listed by the 'Bundle-ClassPath' MANIFEST header ?
        if (f.getName().endsWith(".jar.pack.gz")) {
            zip = FileUtil.unwrapPack200(zip);
            f = new File(f.getParentFile(), f.getName().substring(0, f.getName().length() - 8));
        }
        super.writeFile(zip, f);
    }
}