JPDADebuggerAction


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.modules.debugger.jpda.ui.actions;
21  
22  import java.beans.PropertyChangeEvent  ;
23  import java.beans.PropertyChangeListener  ;
24  import org.netbeans.api.debugger.jpda.JPDADebugger;
25  import org.netbeans.spi.debugger.ActionsProviderSupport;
26  
27  
28  /**
29  * Representation of a debugging session.
30  *
31  * @author   Jan Jancura
32  * @author  Marian Petras
33  */
34  abstract class JPDADebuggerAction extends ActionsProviderSupport implements
35  PropertyChangeListener   {
36  
37      private JPDADebugger debugger;
38  
39      JPDADebuggerAction (JPDADebugger debugger) {
40          this.debugger = debugger;
41          debugger.addPropertyChangeListener (debugger.PROP_STATE, this);
42      }
43      
44      public void propertyChange (PropertyChangeEvent   evt) {
45          try {
46              checkEnabled (debugger.getState ());
47          } catch (com.sun.jdi.VMDisconnectedException e) {
48              // Causes kill action when something is being evaluated
49          }
50      }
51      
52      protected abstract void checkEnabled (int debuggerState);
53      
54      JPDADebugger getDebuggerImpl () {
55          return debugger;
56      }
57  }
58
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