99 lines
3.4 KiB
Java
99 lines
3.4 KiB
Java
/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.catalina.webresources;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.jar.JarEntry;
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import java.util.jar.JarFile;
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import java.util.jar.JarInputStream;
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import org.apache.juli.logging.Log;
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import org.apache.juli.logging.LogFactory;
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import org.apache.tomcat.util.buf.UriUtil;
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/**
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* Represents a single resource (file or directory) that is located within a
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* JAR that in turn is located in a WAR file.
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*/
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public class JarWarResource extends AbstractArchiveResource {
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private static final Log log = LogFactory.getLog(JarWarResource.class);
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private final String archivePath;
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public JarWarResource(AbstractArchiveResourceSet archiveResourceSet, String webAppPath,
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String baseUrl, JarEntry jarEntry, String archivePath) {
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super(archiveResourceSet, webAppPath,
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"jar:war:" + baseUrl + UriUtil.getWarSeparator() + archivePath + "!/",
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jarEntry, "war:" + baseUrl + UriUtil.getWarSeparator() + archivePath);
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this.archivePath = archivePath;
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}
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@Override
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protected JarInputStreamWrapper getJarInputStreamWrapper() {
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JarFile warFile = null;
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JarInputStream jarIs = null;
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JarEntry entry = null;
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try {
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warFile = getArchiveResourceSet().openJarFile();
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JarEntry jarFileInWar = warFile.getJarEntry(archivePath);
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InputStream isInWar = warFile.getInputStream(jarFileInWar);
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jarIs = new JarInputStream(isInWar);
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entry = jarIs.getNextJarEntry();
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while (entry != null &&
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!entry.getName().equals(getResource().getName())) {
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entry = jarIs.getNextJarEntry();
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}
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if (entry == null) {
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return null;
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}
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return new JarInputStreamWrapper(entry, jarIs);
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} catch (IOException e) {
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if (log.isDebugEnabled()) {
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log.debug(sm.getString("jarResource.getInputStreamFail",
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getResource().getName(), getBaseUrl()), e);
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}
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// Ensure jarIs is closed if there is an exception
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entry = null;
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return null;
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} finally {
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if (entry == null) {
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if (jarIs != null) {
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try {
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jarIs.close();
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} catch (IOException ioe) {
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// Ignore
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}
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}
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if (warFile != null) {
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getArchiveResourceSet().closeJarFile();
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}
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}
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}
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}
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@Override
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protected Log getLog() {
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return log;
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}
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}
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