Program


1   /*
2    * Copyright 1999-2004 The Apache Software Foundation.
3    * 
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    * 
8    *      http://www.apache.org/licenses/LICENSE-2.0
9    * 
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 org.apache.cocoon.components.language.programming;
17  
18  import org.apache.avalon.framework.component.ComponentManager;
19  import org.apache.avalon.framework.context.Context;
20  
21  import org.apache.avalon.excalibur.component.ComponentHandler;
22  import org.apache.avalon.excalibur.component.RoleManager;
23  import org.apache.avalon.excalibur.component.LogkitLoggerManager;
24  
25  import org.apache.cocoon.components.language.generator.CompiledComponent;
26  
27  /**
28   * This interface states the functionality of a program.
29   * For compilable languages this is the wrapper for a Java Class object.
30   *
31   * @author <a HREF="mailto:vgritsenko@apache.org">Vadim Gritsenko</a>
32   * @version CVS $Id: Program.java 30932 2004-07-29 17:35:38Z vgritsenko $
33   */
34  public interface Program {
35  
36      /**
37       * Get the name of this program.
38       */
39      String   getName();
40  
41      /**
42       * Get ComponentHandler which holds instances of this program.
43       */
44      ComponentHandler getHandler(ComponentManager manager,
45                                  Context context,
46                                  RoleManager roles,
47                                  LogkitLoggerManager logKitManager) throws Exception  ;
48  
49      /**
50       * Create new instance of the program.
51       */
52      CompiledComponent newInstance() throws Exception  ;
53  }
54
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