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Java > Open Source Codes > org > eclipse > pde > internal > ui > views > plugins > JavaSearchOperation


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.views.plugins;
12
13 import java.lang.reflect.InvocationTargetException JavaDoc;
14
15 import org.eclipse.core.resources.IProject;
16 import org.eclipse.core.resources.IWorkspaceRoot;
17 import org.eclipse.core.runtime.CoreException;
18 import org.eclipse.core.runtime.IProgressMonitor;
19 import org.eclipse.core.runtime.SubProgressMonitor;
20 import org.eclipse.jdt.core.IClasspathEntry;
21 import org.eclipse.jdt.core.IJavaProject;
22 import org.eclipse.jdt.core.JavaCore;
23 import org.eclipse.jdt.core.JavaModelException;
24 import org.eclipse.jdt.launching.JavaRuntime;
25 import org.eclipse.jface.operation.IRunnableWithProgress;
26 import org.eclipse.pde.core.plugin.IPluginModelBase;
27 import org.eclipse.pde.internal.core.PDECore;
28 import org.eclipse.pde.internal.core.SearchablePluginsManager;
29 import org.eclipse.pde.internal.core.util.CoreUtility;
30
31 public class JavaSearchOperation implements IRunnableWithProgress {
32     
33     private IPluginModelBase[] fModels;
34     private boolean fAdd;
35
36     public JavaSearchOperation(IPluginModelBase[] models, boolean add) {
37         fModels = models;
38         fAdd = add;
39     }
40
41     public void run(IProgressMonitor monitor) throws InvocationTargetException JavaDoc {
42         try {
43             createProxyProject(monitor);
44             SearchablePluginsManager manager = PDECore.getDefault().getSearchablePluginsManager();
45             if (fAdd)
46                 manager.addToJavaSearch(fModels);
47             else
48                 manager.removeFromJavaSearch(fModels);
49         } catch (CoreException e) {
50             throw new InvocationTargetException JavaDoc(e);
51         } finally {
52             monitor.done();
53         }
54     }
55
56     public IProject createProxyProject(IProgressMonitor monitor) throws CoreException {
57         IWorkspaceRoot root = PDECore.getWorkspace().getRoot();
58         IProject project = root.getProject(SearchablePluginsManager.PROXY_PROJECT_NAME);
59         if (project.exists())
60             return project;
61         
62         monitor.beginTask("", 5); //$NON-NLS-1$
63 project.create(new SubProgressMonitor(monitor, 1));
64         project.open(new SubProgressMonitor(monitor, 1));
65         CoreUtility.addNatureToProject(project, JavaCore.NATURE_ID, new SubProgressMonitor(monitor, 1));
66         IJavaProject jProject = JavaCore.create(project);
67         jProject.setOutputLocation(project.getFullPath(), new SubProgressMonitor(monitor, 1));
68         computeClasspath(jProject, new SubProgressMonitor(monitor, 1));
69         return project;
70     }
71
72     private void computeClasspath(IJavaProject project, IProgressMonitor monitor) throws CoreException {
73         IClasspathEntry[] classpath = new IClasspathEntry[2];
74         classpath[0] = JavaCore.newContainerEntry(JavaRuntime.newDefaultJREContainerPath());
75         classpath[1] = JavaCore.newContainerEntry(PDECore.JAVA_SEARCH_CONTAINER_PATH);
76         try {
77             project.setRawClasspath(classpath, monitor);
78         } catch (JavaModelException e) {
79         }
80     }
81
82 }
83
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