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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.IOException;
import java.io.InputStream;
import java.net.URL;
import java.security.cert.Certificate;
import java.util.jar.Manifest;
import org.apache.catalina.WebResource;
import org.apache.catalina.WebResourceRoot;
public class EmptyResource implements WebResource {
private final WebResourceRoot root;
private final String webAppPath;
private final File file;
public EmptyResource(WebResourceRoot root, String webAppPath) {
this(root, webAppPath, null);
}
public EmptyResource(WebResourceRoot root, String webAppPath, File file) {
this.root = root;
this.webAppPath = webAppPath;
this.file = file;
}
@Override
public long getLastModified() {
return 0;
}
@Override
public String getLastModifiedHttp() {
return null;
}
@Override
public boolean exists() {
return false;
}
@Override
public boolean isVirtual() {
return false;
}
@Override
public boolean isDirectory() {
return false;
}
@Override
public boolean isFile() {
return false;
}
@Override
public boolean delete() {
return false;
}
@Override
public String getName() {
int index = webAppPath.lastIndexOf('/');
if (index == -1) {
return webAppPath;
} else {
return webAppPath.substring(index + 1);
}
}
@Override
public long getContentLength() {
return -1;
}
@Override
public String getCanonicalPath() {
if (file == null) {
return null;
} else {
try {
return file.getCanonicalPath();
} catch (IOException e) {
return null;
}
}
}
@Override
public boolean canRead() {
return false;
}
@Override
public String getWebappPath() {
return webAppPath;
}
@Override
public String getETag() {
return null;
}
@Override
public void setMimeType(String mimeType) {
// NOOP
}
@Override
public String getMimeType() {
return null;
}
@Override
public InputStream getInputStream() {
return null;
}
@Override
public byte[] getContent() {
return null;
}
@Override
public long getCreation() {
return 0;
}
@Override
public URL getURL() {
return null;
}
@Override
public URL getCodeBase() {
return null;
}
@Override
public Certificate[] getCertificates() {
return null;
}
@Override
public Manifest getManifest() {
return null;
}
@Override
public WebResourceRoot getWebResourceRoot() {
return root;
}
}
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