content: /*
   *  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
   *
   *      https://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.plugins.repository.jar;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.jar.JarFile;
  import java.util.zip.ZipEntry;
  
  import org.apache.ivy.plugins.repository.Resource;
  
  public class JarResource implements Resource {
  
      private final JarFile jarFile;
  
      private final String path;
  
      private ZipEntry entry;
  
      public JarResource(JarFile jarFile, String path) {
          this.jarFile = jarFile;
          this.path = path;
          entry = jarFile.getEntry(path);
      }
  
      public String getName() {
          return path;
      }
  
      public long getLastModified() {
          return entry.getTime();
      }
  
      public long getContentLength() {
          return entry.getSize();
      }
  
      public boolean exists() {
          return entry != null;
      }
  
      public boolean isLocal() {
          // not local as it is not a directly accessible file
          return false;
      }
  
      public Resource clone(String cloneName) {
          return new JarResource(jarFile, cloneName);
      }
  
      public InputStream openStream() throws IOException {
          return jarFile.getInputStream(entry);
      }
  
      public String toString() {
          return jarFile.getName() + "!" + getName();
      }
  }
  