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/*
* 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.InputStream;
import java.net.MalformedURLException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.URL;
import java.security.cert.Certificate;
import java.util.jar.Manifest;
import org.apache.catalina.WebResourceRoot;
import org.apache.juli.logging.Log;
import org.apache.juli.logging.LogFactory;
public class JarResourceRoot extends AbstractResource {
private static final Log log = LogFactory.getLog(JarResourceRoot.class);
private final File base;
private final String baseUrl;
private final String name;
public JarResourceRoot(WebResourceRoot root, File base, String baseUrl, String webAppPath) {
super(root, webAppPath);
// Validate the webAppPath before going any further
if (!webAppPath.endsWith("/")) {
throw new IllegalArgumentException(sm.getString("jarResourceRoot.invalidWebAppPath", webAppPath));
}
this.base = base;
this.baseUrl = "jar:" + baseUrl;
// Extract the name from the webAppPath
// Strip the trailing '/' character
String resourceName = webAppPath.substring(0, webAppPath.length() - 1);
int i = resourceName.lastIndexOf('/');
if (i > -1) {
resourceName = resourceName.substring(i + 1);
}
name = resourceName;
}
@Override
public long getLastModified() {
return base.lastModified();
}
@Override
public boolean exists() {
return true;
}
@Override
public boolean isVirtual() {
return false;
}
@Override
public boolean isDirectory() {
return true;
}
@Override
public boolean isFile() {
return false;
}
@Override
public boolean delete() {
return false;
}
@Override
public String getName() {
return name;
}
@Override
public long getContentLength() {
return -1;
}
@Override
public String getCanonicalPath() {
return null;
}
@Override
public boolean canRead() {
return true;
}
@Override
protected InputStream doGetInputStream() {
return null;
}
@Override
public byte[] getContent() {
return null;
}
@Override
public long getCreation() {
return base.lastModified();
}
@Override
public URL getURL() {
String url = baseUrl + "!/";
try {
return new URI(url).toURL();
} catch (MalformedURLException | URISyntaxException | IllegalArgumentException e) {
if (log.isDebugEnabled()) {
log.debug(sm.getString("fileResource.getUrlFail", url), e);
}
return null;
}
}
@Override
public URL getCodeBase() {
try {
return new URI(baseUrl).toURL();
} catch (MalformedURLException | URISyntaxException e) {
if (getLog().isDebugEnabled()) {
getLog().debug(sm.getString("fileResource.getUrlFail", baseUrl), e);
}
return null;
}
}
@Override
protected Log getLog() {
return log;
}
@Override
public Certificate[] getCertificates() {
return null;
}
@Override
public Manifest getManifest() {
return null;
}
}
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