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.formmodel;
18:
19: import org.apache.cocoon.forms.FormsException;
20:
21: /**
22: * The {@link WidgetDefinition} corresponding to a {@link Union} widget.
23: *
24: * @version $Id: UnionDefinition.java 449149 2006-09-23 03:58:05Z crossley $
25: */
26: public class UnionDefinition extends AbstractContainerDefinition {
27:
28: private String caseWidgetId;
29:
30: /**
31: * initialize this definition with the other, sort of like a copy constructor
32: */
33: public void initializeFrom(WidgetDefinition definition)
34: throws Exception {
35: super .initializeFrom(definition);
36:
37: if (!(definition instanceof UnionDefinition)) {
38: throw new FormsException("Parent definition "
39: + definition.getClass().getName()
40: + " is not a UnionDefinition.", getLocation());
41: }
42:
43: UnionDefinition other = (UnionDefinition) definition;
44:
45: this .caseWidgetId = other.caseWidgetId;
46: }
47:
48: public void setCaseWidgetId(String id) {
49: checkMutable();
50: caseWidgetId = id;
51: }
52:
53: public String getCaseWidgetId() {
54: return caseWidgetId;
55: }
56:
57: public Widget createInstance() {
58: return new Union(this);
59: }
60: }
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