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Java > Open Source Codes > org > apache > cocoon > woody > binding > DeleteNodeJXPathBinding


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.cocoon.woody.binding;
17
18 import org.apache.cocoon.woody.formmodel.Widget;
19 import org.apache.commons.jxpath.JXPathContext;
20
21 /**
22  * DeleteNodeJXPathBinding provides an implementation of a {@link Binding}
23  * that deletes the current context-bean from the target
24  * back-end model upon save.
25  * <p>
26  * NOTES: <ol>
27  * <li>This Binding does not perform any actions when loading.</li>
28  * </ol>
29  *
30  * @version CVS $Id: DeleteNodeJXPathBinding.java 30932 2004-07-29 17:35:38Z vgritsenko $
31  */
32 public class DeleteNodeJXPathBinding extends JXPathBindingBase {
33
34     public DeleteNodeJXPathBinding(JXPathBindingBuilderBase.CommonAttributes commonAtts) {
35         super(commonAtts);
36     }
37
38     public void doLoad(Widget frmModel, JXPathContext jxpc) {
39         // doesn't do a thing when loading.
40 }
41
42     /**
43      * Removes the current context-bean from the jxpath context.
44      */
45     public void doSave(Widget frmModel, JXPathContext jxpc) {
46         // get rid of the contextbean
47 jxpc.removePath(".");
48     }
49 }
50
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