/*
* 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.tomcat.util.scan;
import java.io.IOException;
import java.net.JarURLConnection;
import java.net.URL;
import java.net.URLConnection;
/**
* Implementation of {@link org.apache.tomcat.Jar} that is optimised for non-file based JAR URLs.
*/
public class UrlJar extends AbstractInputStreamJar {
public UrlJar(URL jarFileURL) {
super(jarFileURL);
}
@Override
public void close() {
closeStream();
}
@Override
protected NonClosingJarInputStream createJarInputStream() throws IOException {
JarURLConnection jarConn = (JarURLConnection) getJarFileURL().openConnection();
URL resourceURL = jarConn.getJarFileURL();
URLConnection resourceConn = resourceURL.openConnection();
resourceConn.setUseCaches(false);
return new NonClosingJarInputStream(resourceConn.getInputStream());
}
}