1 package org.apache.commons.digester3.xmlrules;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import java.util.Stack;
23
24 /**
25 */
26 final class PatternStack
27 extends Stack<String>
28 {
29
30 private static final long serialVersionUID = 1L;
31
32 @Override
33 public String toString()
34 {
35 StringBuilder str = new StringBuilder();
36 for ( int i = 0; i < size(); i++ )
37 {
38 String elem = get( i );
39 if ( elem.length() > 0 )
40 {
41 if ( str.length() > 0 )
42 {
43 str.append( '/' );
44 }
45 str.append( elem );
46 }
47 }
48 return str.toString();
49 }
50
51 }