--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/security/x509/CertificateSubjectUniqueIdentity.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,176 @@
+/*
+ * Copyright 1997-2006 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 sun.security.x509;
+
+import java.io.InputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.Enumeration;
+
+import sun.security.util.*;
+
+/**
+ * This class defines the subject/issuer unique identity attribute
+ * for the Certificate.
+ *
+ * @author Amit Kapoor
+ * @author Hemma Prafullchandra
+ * @see CertAttrSet
+ */
+public class CertificateSubjectUniqueIdentity implements CertAttrSet<String> {
+    /**
+     * Identifier for this attribute, to be used with the
+     * get, set, delete methods of Certificate, x509 type.
+     */
+    public static final String IDENT = "x509.info.subjectID";
+    /**
+     * Sub attributes name for this CertAttrSet.
+     */
+    public static final String NAME = "subjectID";
+    public static final String ID = "id";
+
+    private UniqueIdentity      id;
+
+    /**
+     * Default constructor for the certificate attribute.
+     *
+     * @param key the UniqueIdentity
+     */
+    public CertificateSubjectUniqueIdentity(UniqueIdentity id) {
+        this.id = id;
+    }
+
+    /**
+     * Create the object, decoding the values from the passed DER stream.
+     *
+     * @param in the DerInputStream to read the UniqueIdentity from.
+     * @exception IOException on decoding errors.
+     */
+    public CertificateSubjectUniqueIdentity(DerInputStream in)
+    throws IOException {
+        id = new UniqueIdentity(in);
+    }
+
+    /**
+     * Create the object, decoding the values from the passed stream.
+     *
+     * @param in the InputStream to read the UniqueIdentity from.
+     * @exception IOException on decoding errors.
+     */
+    public CertificateSubjectUniqueIdentity(InputStream in)
+    throws IOException {
+        DerValue val = new DerValue(in);
+        id = new UniqueIdentity(val);
+    }
+
+    /**
+     * Create the object, decoding the values from the passed DER value.
+     *
+     * @param in the DerValue to read the UniqueIdentity from.
+     * @exception IOException on decoding errors.
+     */
+    public CertificateSubjectUniqueIdentity(DerValue val)
+    throws IOException {
+        id = new UniqueIdentity(val);
+    }
+
+    /**
+     * Return the identity as user readable string.
+     */
+    public String toString() {
+        if (id == null) return "";
+        return(id.toString());
+    }
+
+    /**
+     * Encode the identity in DER form to the stream.
+     *
+     * @param out the DerOutputStream to marshal the contents to.
+     * @exception IOException on errors.
+     */
+    public void encode(OutputStream out) throws IOException {
+        DerOutputStream tmp = new DerOutputStream();
+        id.encode(tmp,DerValue.createTag(DerValue.TAG_CONTEXT,false,(byte)2));
+
+        out.write(tmp.toByteArray());
+    }
+
+    /**
+     * Set the attribute value.
+     */
+    public void set(String name, Object obj) throws IOException {
+        if (!(obj instanceof UniqueIdentity)) {
+            throw new IOException("Attribute must be of type UniqueIdentity.");
+        }
+        if (name.equalsIgnoreCase(ID)) {
+            id = (UniqueIdentity)obj;
+        } else {
+            throw new IOException("Attribute name not recognized by " +
+                      "CertAttrSet: CertificateSubjectUniqueIdentity.");
+        }
+    }
+
+    /**
+     * Get the attribute value.
+     */
+    public Object get(String name) throws IOException {
+        if (name.equalsIgnoreCase(ID)) {
+            return(id);
+        } else {
+            throw new IOException("Attribute name not recognized by " +
+                      "CertAttrSet: CertificateSubjectUniqueIdentity.");
+        }
+    }
+
+    /**
+     * Delete the attribute value.
+     */
+    public void delete(String name) throws IOException {
+        if (name.equalsIgnoreCase(ID)) {
+            id = null;
+        } else {
+            throw new IOException("Attribute name not recognized by " +
+                      "CertAttrSet: CertificateSubjectUniqueIdentity.");
+        }
+    }
+
+    /**
+     * Return an enumeration of names of attributes existing within this
+     * attribute.
+     */
+    public Enumeration<String> getElements() {
+        AttributeNameEnumeration elements = new AttributeNameEnumeration();
+        elements.addElement(ID);
+
+        return (elements.elements());
+    }
+
+    /**
+     * Return the name of this attribute.
+     */
+    public String getName() {
+        return (NAME);
+    }
+}