1 /**
2 * This file Copyright (c) 2003-2010 Magnolia International
3 * Ltd. (http://www.magnolia-cms.com). All rights reserved.
4 *
5 *
6 * This file is dual-licensed under both the Magnolia
7 * Network Agreement and the GNU General Public License.
8 * You may elect to use one or the other of these licenses.
9 *
10 * This file is distributed in the hope that it will be
11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12 * implied warranty of MERCHANTABILITY or FITNESS FOR A
13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14 * Redistribution, except as permitted by whichever of the GPL
15 * or MNA you select, is prohibited.
16 *
17 * 1. For the GPL license (GPL), you can redistribute and/or
18 * modify this file under the terms of the GNU General
19 * Public License, Version 3, as published by the Free Software
20 * Foundation. You should have received a copy of the GNU
21 * General Public License, Version 3 along with this program;
22 * if not, write to the Free Software Foundation, Inc., 51
23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24 *
25 * 2. For the Magnolia Network Agreement (MNA), this file
26 * and the accompanying materials are made available under the
27 * terms of the MNA which accompanies this distribution, and
28 * is available at http://www.magnolia-cms.com/mna.html
29 *
30 * Any modifications to this file must keep this entire header
31 * intact.
32 *
33 */
34 package info.magnolia.content2bean.impl;
35
36 import info.magnolia.cms.core.Content;
37 import info.magnolia.content2bean.TransformationState;
38 import info.magnolia.content2bean.TypeDescriptor;
39
40 import org.apache.commons.collections.ArrayStack;
41
42
43 public class TransformationStateImpl implements TransformationState {
44
45 protected ArrayStack typeStack = new ArrayStack();
46
47 protected ArrayStack beanStack = new ArrayStack();
48
49 protected ArrayStack contentStack = new ArrayStack();
50
51 public Object getCurrentBean() {
52 return beanStack.peek();
53 }
54
55 public TypeDescriptor getCurrentType() {
56 return (TypeDescriptor) typeStack.peek();
57 }
58
59 public Content getCurrentContent() {
60 return (Content) contentStack.peek();
61 }
62
63 public Object peekBean(int pos) {
64 return beanStack.peek(pos);
65 }
66
67 public TypeDescriptor peekType(int pos) {
68 return (TypeDescriptor) typeStack.peek(pos);
69 }
70
71 public Content peekContent(int pos) {
72 return (Content) contentStack.peek(pos);
73 }
74
75 public void popBean() {
76 beanStack.pop();
77 }
78
79 public void popType() {
80 typeStack.pop();
81 }
82
83 public void popContent() {
84 contentStack.pop();
85 }
86
87 public void pushBean(Object bean) {
88 beanStack.push(bean);
89 }
90
91 public void pushType(TypeDescriptor type) {
92 typeStack.push(type);
93 }
94
95 public void pushContent(Content node) {
96 contentStack.push(node);
97 }
98
99 public int getLevel() {
100 return Math.max(Math.max(typeStack.size(), beanStack.size()), contentStack.size());
101 }
102 }