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.wicket.feedback;
18:
19: import org.apache.wicket.MarkupContainer;
20:
21: /**
22: * Filter for child-of relationship
23: *
24: * @author Jonathan Locke
25: * @author Johan Compagner
26: */
27: public class ContainerFeedbackMessageFilter implements
28: IFeedbackMessageFilter {
29: private static final long serialVersionUID = 1L;
30:
31: private final MarkupContainer container;
32:
33: /**
34: * Constructor
35: *
36: * @param container
37: * The container that message reporters must be a child of
38: */
39: public ContainerFeedbackMessageFilter(MarkupContainer container) {
40: if (container == null) {
41: throw new IllegalArgumentException(
42: "container must be not null");
43: }
44: this .container = container;
45: }
46:
47: /**
48: * @see org.apache.wicket.feedback.IFeedbackMessageFilter#accept(org.apache.wicket.feedback.FeedbackMessage)
49: */
50: public boolean accept(FeedbackMessage message) {
51: if (message.getReporter() == null) {
52: return false;
53: } else {
54: return container.contains(message.getReporter(), true)
55: || container == message.getReporter();
56: }
57: }
58: }
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