1 package org.apache.velocity.runtime.directive;
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 /**
23 * This represents scoping and metadata for #foreach,
24 * adding index, count, hasNext, isFirst and isLast info.
25 *
26 * @author Nathan Bubna
27 * @version $Id$
28 */
29 public class ForeachScope extends Scope
30 {
31 protected int index = -1;
32 protected boolean hasNext = false;
33
34 public ForeachScope(Object owner, Object replaces)
35 {
36 super(owner, replaces);
37 }
38
39 public int getIndex()
40 {
41 return index;
42 }
43
44 public int getCount()
45 {
46 return index + 1;
47 }
48
49 public boolean hasNext()
50 {
51 return getHasNext();
52 }
53
54 public boolean getHasNext()
55 {
56 return hasNext;
57 }
58
59 public boolean isFirst()
60 {
61 return index < 1;
62 }
63
64 public boolean getFirst()
65 {
66 return isFirst();
67 }
68
69 public boolean isLast()
70 {
71 return !hasNext;
72 }
73
74 public boolean getLast()
75 {
76 return isLast();
77 }
78
79 }