--- old/src/share/classes/com/sun/script/util/BindingsEntrySet.java 2013-05-13 20:59:52.465512000 +0530 +++ /dev/null 2013-05-13 10:23:43.712076701 +0530 @@ -1,98 +0,0 @@ -/* - * Copyright (c) 2005, Oracle and/or its affiliates. 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. Oracle designates this - * particular file as subject to the "Classpath" exception as provided - * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA - * or visit www.oracle.com if you need additional information or have any - * questions. - */ - -package com.sun.script.util; -import java.util.*; - -/** - * Entry set implementation for Bindings implementations - * - * @author Mike Grogan - * @since 1.6 - */ -public class BindingsEntrySet extends AbstractSet> { - - private BindingsBase base; - private String[] keys; - - public BindingsEntrySet(BindingsBase base) { - this.base = base; - keys = base.getNames(); - } - - public int size() { - return keys.length; - } - - public Iterator> iterator() { - return new BindingsIterator(); - } - - public class BindingsEntry implements Map.Entry { - private String key; - public BindingsEntry(String key) { - this.key = key; - } - - public Object setValue(Object value) { - throw new UnsupportedOperationException(); - } - - public String getKey() { - return key; - } - - public Object getValue() { - return base.get(key); - } - - } - - public class BindingsIterator implements Iterator> { - - private int current = 0; - private boolean stale = false; - - public boolean hasNext() { - return (current < keys.length); - } - - public BindingsEntry next() { - stale = false; - return new BindingsEntry(keys[current++]); - } - - public void remove() { - if (stale || current == 0) { - throw new IllegalStateException(); - } - - stale = true; - base.remove(keys[current - 1]); - } - - } - -}