| /* |
| * 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.catalina.webresources; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.net.MalformedURLException; |
| import java.util.Enumeration; |
| import java.util.jar.JarEntry; |
| import java.util.jar.JarFile; |
| import java.util.jar.Manifest; |
| |
| import org.apache.catalina.LifecycleException; |
| 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 AbstractArchiveResourceSet { |
| |
| /** |
| * 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" |
| */ |
| public JarResourceSet(WebResourceRoot root, String webAppMount, String base, |
| String internalPath) throws IllegalArgumentException { |
| setRoot(root); |
| setWebAppMount(webAppMount); |
| setBase(base); |
| setInternalPath(internalPath); |
| |
| if (getRoot().getState().isAvailable()) { |
| try { |
| start(); |
| } catch (LifecycleException e) { |
| throw new IllegalStateException(e); |
| } |
| } |
| } |
| |
| @Override |
| protected WebResource createArchiveResource(JarEntry jarEntry, |
| String webAppPath, Manifest manifest) { |
| return new JarResource(getRoot(), webAppPath, getBase(), getBaseUrlString(), |
| jarEntry, getInternalPath(), manifest); |
| } |
| |
| //-------------------------------------------------------- Lifecycle methods |
| @Override |
| protected void initInternal() throws LifecycleException { |
| |
| try (JarFile jarFile = new JarFile(getBase())) { |
| Enumeration<JarEntry> entries = jarFile.entries(); |
| while (entries.hasMoreElements()) { |
| JarEntry entry = entries.nextElement(); |
| getJarFileEntries().put(entry.getName(), entry); |
| } |
| setManifest(jarFile.getManifest()); |
| } catch (IOException ioe) { |
| throw new IllegalArgumentException(ioe); |
| } |
| |
| try { |
| setBaseUrl((new File(getBase())).toURI().toURL()); |
| } catch (MalformedURLException e) { |
| throw new IllegalArgumentException(e); |
| } |
| } |
| } |