jdk/src/share/classes/java/util/jar/JarEntry.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/java/util/jar/JarEntry.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,128 @@
+/*
+ * Copyright 1997-2005 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code 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.  Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code 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 in the LICENSE file that
+ * accompanied this code).
+ *
+ * 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 USA 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.CodeSigner;
+import java.security.cert.Certificate;
+
+/**
+ * This class is used to represent a JAR file entry.
+ */
+public
+class JarEntry extends ZipEntry {
+    Attributes attr;
+    Certificate[] certs;
+    CodeSigner[] signers;
+
+    /**
+     * 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;
+        this.signers = je.signers;
+    }
+
+    /**
+     * 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 == null ? null : certs.clone();
+    }
+
+    /**
+     * Returns the <code>CodeSigner</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 array comprises all the code signers that have signed
+     * this entry.
+     *
+     * @return the <code>CodeSigner</code> objects for this entry, or
+     * <code>null</code> if none.
+     *
+     * @since 1.5
+     */
+    public CodeSigner[] getCodeSigners() {
+        return signers == null ? null : signers.clone();
+    }
+}