| /******************************************************************************* |
| * Copyright (c) 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.launching; |
| |
| import java.util.ArrayList; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.debug.core.ILaunchConfiguration; |
| import org.eclipse.debug.core.ILaunchConfigurationMigrationDelegate; |
| import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy; |
| import org.eclipse.jdt.launching.IJavaLaunchConfigurationConstants; |
| |
| /** |
| * Delegate for migrating Java launch configurations. |
| * The migration process involves a resource mapping being craeted such that launch configurations |
| * can be filtered from the launch configuration dialog based on resource availability |
| * |
| * @since 3.2 |
| */ |
| public class JavaMigrationDelegate implements ILaunchConfigurationMigrationDelegate { |
| |
| /** |
| * represents the empty string |
| */ |
| protected static final String EMPTY_STRING = ""; //$NON-NLS-1$ |
| |
| /** |
| * Constructor needed for reflection |
| */ |
| public JavaMigrationDelegate() {} |
| |
| /** |
| * Method to get the projects for the specified launch configuration that should be mapped to the launch configuration |
| * |
| * @param candidate the launch configuration that the projects will be mapped to. |
| * @return a list of the projects to be mapped or an empty list, never null. |
| * @throws CoreException |
| */ |
| protected IProject[] getProjectsForCandidate(ILaunchConfiguration candidate) throws CoreException { |
| String pname = candidate.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, EMPTY_STRING); |
| return new IProject[] {ResourcesPlugin.getWorkspace().getRoot().getProject(pname)}; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.ILaunchConfigurationMigrationDelegate#isCandidate() |
| */ |
| public boolean isCandidate(ILaunchConfiguration candidate) throws CoreException { |
| if(candidate.getAttribute(IJavaLaunchConfigurationConstants.ATTR_PROJECT_NAME, EMPTY_STRING).equals(EMPTY_STRING)) { |
| return false; |
| } |
| IResource[] mappedResources = candidate.getMappedResources(); |
| if(mappedResources != null && mappedResources.length > 0) { |
| return false; |
| } |
| return true; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.core.ILaunchConfigurationMigrationDelegate#migrate(org.eclipse.debug.core.ILaunchConfiguration) |
| */ |
| public void migrate(ILaunchConfiguration candidate) throws CoreException { |
| IProject[] projects = getProjectsForCandidate(candidate); |
| ArrayList mappings = new ArrayList(); |
| for(int i = 0; i < projects.length; i++) { |
| if(!mappings.contains(projects[i])) { |
| mappings.add(projects[i]); |
| } |
| } |
| ILaunchConfigurationWorkingCopy wc = candidate.getWorkingCopy(); |
| wc.setMappedResources((IResource[])mappings.toArray(new IResource[mappings.size()])); |
| wc.doSave(); |
| } |
| |
| } |