DemandMetaData


1   /*
2   * JBoss, Home of Professional Open Source
3   * Copyright 2005, JBoss Inc., and individual contributors as indicated
4   * by the @authors tag. See the copyright.txt in the distribution for a
5   * full listing of individual contributors.
6   *
7   * This is free software; you can redistribute it and/or modify it
8   * under the terms of the GNU Lesser General Public License as
9   * published by the Free Software Foundation; either version 2.1 of
10  * the License, or (at your option) any later version.
11  *
12  * This software is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this software; if not, write to the Free
19  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
20  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
21  */
22  package org.jboss.beans.metadata.spi;
23  
24  import org.jboss.dependency.spi.ControllerState;
25  import org.jboss.util.JBossInterface;
26  
27  /**
28   * Metadata about what a bean demands.
29   * 
30   * @author <a HREF="adrian@jboss.com">Adrian Brock</a>
31   * @version $Revision: 40756 $
32   */
33  public interface DemandMetaData extends MetaDataVisitorNode, JBossInterface
34  {
35     /**
36      * What is demanded
37      * 
38      * @return the demand
39      */
40     Object   getDemand();
41     
42     /**
43      * Get when the dependency is required
44      * 
45      * @return when the dependency is required
46      */
47     ControllerState getWhenRequired();
48  }
49

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