* 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.
package org.apache.catalina.webresources;

import java.util.jar.JarEntry;
import java.util.jar.Manifest;

import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;

 * Represents a {@link org.apache.catalina.WebResourceSet} based on a JAR file.
public class JarResourceSet extends AbstractSingleArchiveResourceSet {

     * A no argument constructor is required for this to work with the digester.
    public JarResourceSet() {

     * Creates a new {@link org.apache.catalina.WebResourceSet} based on a JAR file.
     * @param root         The {@link WebResourceRoot} this new {@link org.apache.catalina.WebResourceSet} will be added
     *                         to.
     * @param webAppMount  The path within the web application at which this {@link org.apache.catalina.WebResourceSet}
     *                         will be mounted.
     * @param base         The absolute path to the JAR file on the file system from which the resources will be served.
     * @param internalPath The path within this new {@link org.apache.catalina.WebResourceSet} where resources will be
     *                         served from. E.g. for a resource JAR, this would be "META-INF/resources"
     * @throws IllegalArgumentException if the webAppMount or internalPath is not valid (valid paths must start with
     *                                      '/')
    public JarResourceSet(WebResourceRoot root, String webAppMount, String base, String internalPath)
            throws IllegalArgumentException {
        super(root, webAppMount, base, internalPath);

    protected WebResource createArchiveResource(JarEntry jarEntry, String webAppPath, Manifest manifest) {
        return new JarResource(this, webAppPath, getBaseUrlString(), jarEntry);