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130 lines
3.7 KiB
130 lines
3.7 KiB
/*
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* Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package java.util.jar;
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import java.io.IOException;
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import java.util.zip.ZipEntry;
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import java.security.CodeSigner;
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import java.security.cert.Certificate;
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/**
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* This class is used to represent a JAR file entry.
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*/
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public
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class JarEntry extends ZipEntry {
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Attributes attr;
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Certificate[] certs;
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CodeSigner[] signers;
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/**
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* Creates a new <code>JarEntry</code> for the specified JAR file
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* entry name.
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*
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* @param name the JAR file entry name
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* @exception NullPointerException if the entry name is <code>null</code>
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* @exception IllegalArgumentException if the entry name is longer than
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* 0xFFFF bytes.
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*/
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public JarEntry(String name) {
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super(name);
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}
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/**
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* Creates a new <code>JarEntry</code> with fields taken from the
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* specified <code>ZipEntry</code> object.
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* @param ze the <code>ZipEntry</code> object to create the
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* <code>JarEntry</code> from
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*/
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public JarEntry(ZipEntry ze) {
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super(ze);
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}
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/**
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* Creates a new <code>JarEntry</code> with fields taken from the
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* specified <code>JarEntry</code> object.
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*
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* @param je the <code>JarEntry</code> to copy
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*/
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public JarEntry(JarEntry je) {
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this((ZipEntry)je);
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this.attr = je.attr;
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this.certs = je.certs;
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this.signers = je.signers;
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}
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/**
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* Returns the <code>Manifest</code> <code>Attributes</code> for this
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* entry, or <code>null</code> if none.
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*
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* @return the <code>Manifest</code> <code>Attributes</code> for this
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* entry, or <code>null</code> if none
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* @throws IOException if an I/O error has occurred
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*/
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public Attributes getAttributes() throws IOException {
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return attr;
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}
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/**
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* Returns the <code>Certificate</code> objects for this entry, or
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* <code>null</code> if none. This method can only be called once
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* the <code>JarEntry</code> has been completely verified by reading
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* from the entry input stream until the end of the stream has been
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* reached. Otherwise, this method will return <code>null</code>.
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*
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* <p>The returned certificate array comprises all the signer certificates
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* that were used to verify this entry. Each signer certificate is
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* followed by its supporting certificate chain (which may be empty).
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* Each signer certificate and its supporting certificate chain are ordered
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* bottom-to-top (i.e., with the signer certificate first and the (root)
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* certificate authority last).
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*
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* @return the <code>Certificate</code> objects for this entry, or
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* <code>null</code> if none.
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*/
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public Certificate[] getCertificates() {
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return certs == null ? null : certs.clone();
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}
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/**
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* Returns the <code>CodeSigner</code> objects for this entry, or
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* <code>null</code> if none. This method can only be called once
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* the <code>JarEntry</code> has been completely verified by reading
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* from the entry input stream until the end of the stream has been
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* reached. Otherwise, this method will return <code>null</code>.
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*
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* <p>The returned array comprises all the code signers that have signed
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* this entry.
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*
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* @return the <code>CodeSigner</code> objects for this entry, or
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* <code>null</code> if none.
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*
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* @since 1.5
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*/
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public CodeSigner[] getCodeSigners() {
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return signers == null ? null : signers.clone();
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}
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}
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