01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.cocoon.forms.binding;
18:
19: import org.apache.cocoon.forms.formmodel.Widget;
20:
21: import org.apache.commons.jxpath.JXPathContext;
22:
23: /**
24: * DeleteNodeJXPathBinding provides an implementation of a {@link Binding}
25: * that deletes the current context-bean from the target
26: * back-end model upon save.
27: * <p>
28: * NOTES: <ol>
29: * <li>This Binding does not perform any actions when loading.</li>
30: * </ol>
31: *
32: * @version $Id: DeleteNodeJXPathBinding.java 450255 2006-09-26 23:48:43Z vgritsenko $
33: */
34: public class DeleteNodeJXPathBinding extends JXPathBindingBase {
35:
36: public DeleteNodeJXPathBinding(
37: JXPathBindingBuilderBase.CommonAttributes commonAtts) {
38: super (commonAtts);
39: }
40:
41: public void doLoad(Widget frmModel, JXPathContext jxpc) {
42: // doesn't do a thing when loading.
43: }
44:
45: /**
46: * Removes the current context-bean from the jxpath context.
47: */
48: public void doSave(Widget frmModel, JXPathContext jxpc) {
49: // get rid of the contextbean
50: jxpc.removePath(".");
51: }
52: }
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