PDEMigrationDelegate


1   /*******************************************************************************
2    * Copyright (c) 2007 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.pde.internal.ui.launcher;
12  
13  import org.eclipse.core.runtime.CoreException;
14  import org.eclipse.debug.core.ILaunchConfiguration;
15  import org.eclipse.debug.core.ILaunchConfigurationMigrationDelegate;
16  import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
17  import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants;
18  import org.eclipse.pde.internal.ui.IPDEUIConstants;
19  
20  public class PDEMigrationDelegate implements ILaunchConfigurationMigrationDelegate {
21      
22      public boolean isCandidate(ILaunchConfiguration candidate) throws CoreException {
23          return !candidate.getAttribute(IPDEUIConstants.APPEND_ARGS_EXPLICITLY, false);
24      }
25  
26      public void migrate(ILaunchConfiguration candidate) throws CoreException {
27          ILaunchConfigurationWorkingCopy wc = candidate.getWorkingCopy();
28          migrate(wc);
29          wc.doSave();
30      }
31  
32      public void migrate(ILaunchConfigurationWorkingCopy candidate) throws CoreException {
33          if (!candidate.getAttribute(IPDEUIConstants.APPEND_ARGS_EXPLICITLY, false)) {
34              candidate.setAttribute(IPDEUIConstants.APPEND_ARGS_EXPLICITLY, true);
35              String   args = candidate.getAttribute(
36                      IJavaLaunchConfigurationConstants.ATTR_PROGRAM_ARGUMENTS, 
37                      ""); //$NON-NLS-1$
38              StringBuffer   buffer = new StringBuffer  (LaunchArgumentsHelper.getInitialProgramArguments());
39              if (args.length() > 0) {
40                  buffer.append(" "); //$NON-NLS-1$
41                  buffer.append(args);
42              }
43              candidate.setAttribute(
44                      IJavaLaunchConfigurationConstants.ATTR_PROGRAM_ARGUMENTS, 
45                      buffer.toString());
46          }
47      }
48  
49  }
50
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