--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/javax/print/attribute/HashDocAttributeSet.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,102 @@
+/*
+ * Copyright 2000-2003 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 javax.print.attribute;
+
+import java.io.Serializable;
+
+/**
+ * Class HashDocAttributeSet provides an attribute set which
+ * inherits its implementation from class {@link HashAttributeSet
+ * HashAttributeSet} and enforces the semantic restrictions of interface {@link
+ * DocAttributeSet DocAttributeSet}.
+ * <P>
+ *
+ * @author  Alan Kaminsky
+ */
+public class HashDocAttributeSet extends HashAttributeSet
+    implements DocAttributeSet, Serializable {
+
+    private static final long serialVersionUID = -1128534486061432528L;
+
+    /**
+     * Construct a new, empty hash doc attribute set.
+     */
+    public HashDocAttributeSet() {
+        super (DocAttribute.class);
+    }
+
+    /**
+     * Construct a new hash doc attribute set,
+     * initially populated with the given value.
+     *
+     * @param  attribute  Attribute value to add to the set.
+     *
+     * @exception  NullPointerException
+     *     (unchecked exception) Thrown if <CODE>attribute</CODE> is null.
+     */
+    public HashDocAttributeSet(DocAttribute attribute) {
+        super (attribute, DocAttribute.class);
+    }
+
+    /**
+     * Construct a new hash doc attribute set,
+     * initially populated with the values from the given array.
+     * The new attribute set is populated by
+     * adding the elements of <CODE>attributes</CODE> array to the set in
+     * sequence, starting at index 0. Thus, later array elements may replace
+     * earlier array elements if the array contains duplicate attribute
+     * values or attribute categories.
+     *
+     * @param  attributes  Array of attribute values to add to the set.
+     *                     If null, an empty attribute set is constructed.
+     *
+     * @exception  NullPointerException
+     *  (unchecked exception)
+     * Thrown if any element of <CODE>attributes</CODE> is null.
+     */
+    public HashDocAttributeSet(DocAttribute[] attributes) {
+        super (attributes, DocAttribute.class);
+    }
+
+    /**
+     * Construct a new attribute set, initially populated with the
+     * values from the  given set where the members of the attribute set
+     * are restricted to the <code>DocAttribute</code> interface.
+     *
+     * @param  attributes set of attribute values to initialise the set. If
+     *                    null, an empty attribute set is constructed.
+     *
+     * @exception  ClassCastException
+     *     (unchecked exception) Thrown if any element of
+     * <CODE>attributes</CODE> is not an instance of
+     * <CODE>DocAttribute</CODE>.
+     */
+    public HashDocAttributeSet(DocAttributeSet attributes) {
+        super(attributes, DocAttribute.class);
+    }
+
+}