Command


1   package org.sapia.ubik.rmi.server.command;
2   
3   
4   /**
5    * A command class - implements the Command pattern.
6    *
7    * @author Yanick Duchesne
8    * <dl>
9    * <dt><b>Copyright:</b><dd>Copyright &#169; 2002-2003 <a HREF="http://www.sapia-oss.org">Sapia Open Source Software</a>. All Rights Reserved.</dd></dt>
10   * <dt><b>License:</b><dd>Read the license.txt file of the jar or visit the
11   *        <a HREF="http://www.sapia-oss.org/license.html">license page</a> at the Sapia OSS web site</dd></dt>
12   * </dl>
13   */
14  public abstract class Command implements Executable, java.io.Serializable   {
15    /**
16     * Constructor for Command.
17     */
18    public Command() {
19      super();
20    }
21  
22    /***
23     * This method executes this command.
24     *
25     * @return any value returned by this method.
26     * @throws Throwable if an error occurs executing this command.
27     */
28    public abstract Object   execute() throws Throwable  ;
29  }
30

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