fish.payara.micro.boot.loader.jar.JarEntry Maven / Gradle / Ivy
/*
* Copyright 2012-2016 the original author or authors.
*
* Licensed 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 fish.payara.micro.boot.loader.jar;
import java.io.IOException;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.CodeSigner;
import java.security.cert.Certificate;
import java.util.jar.Attributes;
import java.util.jar.Manifest;
/**
* Extended variant of {@link java.util.jar.JarEntry} returned by {@link JarFile}s.
*
* @author Phillip Webb
*/
class JarEntry extends java.util.jar.JarEntry implements FileHeader {
private Certificate[] certificates;
private CodeSigner[] codeSigners;
private final JarFile jarFile;
private long localHeaderOffset;
JarEntry(JarFile jarFile, CentralDirectoryFileHeader header) {
super(header.getName().toString());
this.jarFile = jarFile;
this.localHeaderOffset = header.getLocalHeaderOffset();
setCompressedSize(header.getCompressedSize());
setMethod(header.getMethod());
setCrc(header.getCrc());
setSize(header.getSize());
setExtra(header.getExtra());
setComment(header.getComment().toString());
setSize(header.getSize());
setTime(header.getTime());
}
@Override
public boolean hasName(String name, String suffix) {
return getName().length() == name.length() + suffix.length()
&& getName().startsWith(name) && getName().endsWith(suffix);
}
/**
* Return a {@link URL} for this {@link JarEntry}.
* @return the URL for the entry
* @throws MalformedURLException if the URL is not valid
*/
URL getUrl() throws MalformedURLException {
return new URL(this.jarFile.getUrl(), getName());
}
@Override
public Attributes getAttributes() throws IOException {
Manifest manifest = this.jarFile.getManifest();
return (manifest == null ? null : manifest.getAttributes(getName()));
}
@Override
public Certificate[] getCertificates() {
if (this.jarFile.isSigned() && this.certificates == null) {
this.jarFile.setupEntryCertificates(this);
}
return this.certificates;
}
@Override
public CodeSigner[] getCodeSigners() {
if (this.jarFile.isSigned() && this.codeSigners == null) {
this.jarFile.setupEntryCertificates(this);
}
return this.codeSigners;
}
void setCertificates(java.util.jar.JarEntry entry) {
this.certificates = entry.getCertificates();
this.codeSigners = entry.getCodeSigners();
}
@Override
public long getLocalHeaderOffset() {
return this.localHeaderOffset;
}
}