01: /**
02: * Copyright 2006 Webmedia Group Ltd.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: **/package org.araneaframework.framework.filter;
16:
17: import org.araneaframework.InputData;
18: import org.araneaframework.Message;
19: import org.araneaframework.OutputData;
20: import org.araneaframework.Path;
21: import org.araneaframework.framework.MountContext;
22: import org.araneaframework.framework.core.BaseFilterService;
23: import org.araneaframework.http.filter.StandardMountingFilterService;
24:
25: /**
26: * This service serves as the entry point for mounted URLs. If the current request is sent to one of such URLs
27: * it will send the mounting message produced by the mounting {@link org.araneaframework.framework.MountContext.MessageFactory}.
28: * <p>
29: * This service doesn't require any configuration.
30: *
31: * @see MountContext
32: * @see StandardMountingFilterService
33: *
34: * @author Jevgeni Kabanov (ekabanov <i>at</i> araneaframework <i>dot</i> org)
35: */
36: public class StandardMountPointFilterService extends BaseFilterService {
37: protected void action(Path path, InputData input, OutputData output)
38: throws Exception {
39: MountContext mountCtx = (MountContext) getEnvironment()
40: .requireEntry(MountContext.class);
41:
42: Message mountMsg = mountCtx.getMountedMessage(input);
43:
44: if (mountMsg != null)
45: mountMsg.send(null, childService);
46:
47: super.action(path, input, output);
48: }
49: }
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