01: /*
02: * Copyright 2004, 2005, 2006 Odysseus Software GmbH
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: */
16: package de.odysseus.calyxo.control;
17:
18: import de.odysseus.calyxo.base.ModuleContext;
19: import de.odysseus.calyxo.control.conf.ActionConfig;
20:
21: /**
22: * Action interface.
23: * <p/>
24: * Actions are the controller's ends supplied by the application developer.
25: * An action may invoke business logic, manipulate business data or do
26: * whatever is needed to process the request.
27: * <p/>
28: * Actions are initialized by the controller via the <code>init()</code>.
29: * Exactly one instance will be created per action configuration.
30: *
31: * @author Christoph Beck
32: */
33: public interface Action extends Command {
34:
35: /**
36: * Initialize action.
37: */
38: public void init(ActionConfig config, ModuleContext context)
39: throws Exception;
40: }
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