| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| /* |
| * $Id$ |
| */ |
| |
| package org.apache.xalan.xsltc.compiler.util; |
| |
| import java.util.Hashtable; |
| import java.util.Vector; |
| |
| /** |
| * @author Jacek Ambroziak |
| * @author Santiago Pericas-Geertsen |
| */ |
| public final class MultiHashtable extends Hashtable { |
| static final long serialVersionUID = -6151608290510033572L; |
| public Object put(Object key, Object value) { |
| Vector vector = (Vector)get(key); |
| if (vector == null) |
| super.put(key, vector = new Vector()); |
| vector.add(value); |
| return vector; |
| } |
| |
| public Object maps(Object from, Object to) { |
| if (from == null) return null; |
| final Vector vector = (Vector) get(from); |
| if (vector != null) { |
| final int n = vector.size(); |
| for (int i = 0; i < n; i++) { |
| final Object item = vector.elementAt(i); |
| if (item.equals(to)) { |
| return item; |
| } |
| } |
| } |
| return null; |
| } |
| } |