1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * @LastModified: Oct 2017
   4  */
   5 /*
   6  * Licensed to the Apache Software Foundation (ASF) under one or more
   7  * contributor license agreements.  See the NOTICE file distributed with
   8  * this work for additional information regarding copyright ownership.
   9  * The ASF licenses this file to You under the Apache License, Version 2.0
  10  * (the "License"); you may not use this file except in compliance with
  11  * the License.  You may obtain a copy of the License at
  12  *
  13  *      http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  * Unless required by applicable law or agreed to in writing, software
  16  * distributed under the License is distributed on an "AS IS" BASIS,
  17  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  * See the License for the specific language governing permissions and
  19  * limitations under the License.
  20  */
  21 
  22 package com.sun.org.apache.xalan.internal.xsltc.compiler.util;
  23 
  24 import java.util.Stack;
  25 
  26 /**
  27  * @author Jacek Ambroziak
  28  * @author Santiago Pericas-Geertsen
  29  */
  30 public final class StringStack extends Stack<String> {
  31     static final long serialVersionUID = -1506910875640317898L;
  32     public String peekString() {
  33         return super.peek();
  34     }
  35 
  36     public String popString() {
  37         return super.pop();
  38     }
  39 
  40     public String pushString(String val) {
  41         return super.push(val);
  42     }
  43 }