Application


1   /*
2    * Copyright (C) The Apache Software Foundation. All rights reserved.
3    *
4    * This software is published under the terms of the Apache Software License
5    * version 1.1, a copy of which has been included with this distribution in
6    * the LICENSE.txt file.
7    */
8   package org.apache.avalon.phoenix.interfaces;
9   
10  /**
11   * The Application is a self-contained component that performs a specific
12   * function.
13   *
14   * Example ServerApplications may be a Mail Server, File Server, Directory Server etc.
15   * Example JesktopApplications may be a Spreadsheet program, browser, mail client
16   * Example WebApplications may be a particular website or application within a website
17   *
18   * @author <a HREF="mailto:peter at apache.org">Peter Donald</a>
19   */
20  public interface Application
21  {
22      /** Role String for interface */
23      String   ROLE = Application.class.getName();
24  
25      /**
26       * Set the context in which the Application is "executed".
27       *
28       * @param context the applications context
29       */
30      void setApplicationContext( ApplicationContext context );
31  
32      /**
33       * Retrieve names of Blocks contained in application.
34       *
35       * @return
36       */
37      String  [] getBlockNames();
38  
39      /**
40       * Retrieve Block with specified name.
41       * If no such block exists a null  will be returned.
42       *
43       * @param name the name of block to retrieve
44       * @return the coresponding block or null if none
45       */
46      Object   getBlock( String   name );
47  }
48

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