01: // Copyright 2007 The Apache Software Foundation
02: //
03: // Licensed under the Apache License, Version 2.0 (the "License");
04: // you may not use this file except in compliance with the License.
05: // You may obtain a copy of the License at
06: //
07: // http://www.apache.org/licenses/LICENSE-2.0
08: //
09: // Unless required by applicable law or agreed to in writing, software
10: // distributed under the License is distributed on an "AS IS" BASIS,
11: // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: // See the License for the specific language governing permissions and
13: // limitations under the License.
14:
15: package org.apache.tapestry.integration.app1.pages;
16:
17: import org.apache.tapestry.Block;
18: import org.apache.tapestry.annotations.Inject;
19: import org.apache.tapestry.annotations.Persist;
20:
21: public class RenderComponentDemo {
22: @Persist
23: private boolean _enabled;
24:
25: @Inject
26: private Block _optional;
27:
28: public boolean isEnabled() {
29: return _enabled;
30: }
31:
32: public void setEnabled(boolean enable) {
33: _enabled = enable;
34: }
35:
36: public Object getThing() {
37: return _enabled ? _optional : null;
38: }
39: }
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