/*
* @(#)JarEntry.java 1.21 06/10/10
*
* Copyright 1990-2008 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*
*/
package java.util.jar;
import java.io.IOException;
import java.util.zip.ZipEntry;
import java.security.cert.Certificate;
/**
* This class is used to represent a JAR file entry.
*/
public
class JarEntry extends ZipEntry {
Attributes attr;
Certificate[] certs;
/**
* Creates a new <code>JarEntry</code> for the specified JAR file
* entry name.
*
* @param name the JAR file entry name
* @exception NullPointerException if the entry name is <code>null</code>
* @exception IllegalArgumentException if the entry name is longer than
* 0xFFFF bytes.
*/
public JarEntry(String name) {
super(name);
}
/**
* Creates a new <code>JarEntry</code> with fields taken from the
* specified <code>ZipEntry</code> object.
* @param ze the <code>ZipEntry</code> object to create the
* <code>JarEntry</code> from
*/
public JarEntry(ZipEntry ze) {
super(ze);
}
/**
* Creates a new <code>JarEntry</code> with fields taken from the
* specified <code>JarEntry</code> object.
*
* @param je the <code>JarEntry</code> to copy
*/
public JarEntry(JarEntry je) {
this((ZipEntry)je);
this.attr = je.attr;
this.certs = je.certs;
}
/**
* Returns the <code>Manifest</code> <code>Attributes</code> for this
* entry, or <code>null</code> if none.
*
* @return the <code>Manifest</code> <code>Attributes</code> for this
* entry, or <code>null</code> if none
*/
public Attributes getAttributes() throws IOException {
return attr;
}
/**
* Returns the <code>Certificate</code> objects for this entry, or
* <code>null</code> if none. This method can only be called once
* the <code>JarEntry</code> has been completely verified by reading
* from the entry input stream until the end of the stream has been
* reached. Otherwise, this method will return <code>null</code>.
*
* <p>The returned certificate array comprises all the signer certificates
* that were used to verify this entry. Each signer certificate is
* followed by its supporting certificate chain (which may be empty).
* Each signer certificate and its supporting certificate chain are ordered
* bottom-to-top (i.e., with the signer certificate first and the (root)
* certificate authority last).
*
* @return the <code>Certificate</code> objects for this entry, or
* <code>null</code> if none.
*/
public Certificate[] getCertificates() {
return certs;
}
}