org.eclipse.virgo.ide.bundlor.ui.internal.actions.AutomaticRunBundlorActionDelegate.java Source code

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Here is the source code for org.eclipse.virgo.ide.bundlor.ui.internal.actions.AutomaticRunBundlorActionDelegate.java

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/*******************************************************************************
 * Copyright (c) 2009 SpringSource, a divison of VMware, Inc.
 * 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:
 *     SpringSource, a division of VMware, Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.virgo.ide.bundlor.ui.internal.actions;

import java.lang.reflect.InvocationTargetException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Set;

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.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IFileEditorInput;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.actions.WorkspaceModifyOperation;
import org.eclipse.virgo.ide.bundlor.internal.core.BundlorCorePlugin;
import org.eclipse.virgo.ide.bundlor.ui.BundlorUiPlugin;
import org.eclipse.virgo.ide.facet.core.FacetUtils;
import org.springframework.ide.eclipse.core.SpringCore;
import org.springframework.ide.eclipse.core.SpringCoreUtils;
import org.springframework.ide.eclipse.core.java.JdtUtils;
import org.springframework.ide.eclipse.ui.SpringUIUtils;

/**
 * {@link IObjectActionDelegate} to enables/disables the incremental Bundlor project builder.
 * @author Christian Dupuis
 * @since 1.1.3
 */
public class AutomaticRunBundlorActionDelegate implements IObjectActionDelegate {

    private final List<IProject> selected = new ArrayList<IProject>();

    public void run(IAction action) {
        final Set<IJavaProject> projects = new LinkedHashSet<IJavaProject>();
        Iterator<IProject> iter = selected.iterator();
        while (iter.hasNext()) {
            IProject project = iter.next();
            if (FacetUtils.isBundleProject(project)) {
                projects.add(JdtUtils.getJavaProject(project));
            }
        }
        IRunnableWithProgress op = new WorkspaceModifyOperation() {
            protected void execute(IProgressMonitor monitor) throws CoreException, InterruptedException {
                for (final IJavaProject javaProject : projects) {
                    try {
                        if (BundlorUiPlugin.isBundlorBuilderEnabled(javaProject.getProject())) {
                            SpringCoreUtils.removeProjectBuilder(javaProject.getProject(),
                                    BundlorCorePlugin.BUILDER_ID, new NullProgressMonitor());
                        } else {
                            SpringCoreUtils.addProjectBuilder(javaProject.getProject(),
                                    BundlorCorePlugin.BUILDER_ID, new NullProgressMonitor());
                        }
                    } catch (CoreException e) {
                        SpringCore.log(e);
                    }
                }
            }
        };

        try {
            PlatformUI.getWorkbench().getProgressService().runInUI(
                    PlatformUI.getWorkbench().getActiveWorkbenchWindow(), op,
                    ResourcesPlugin.getWorkspace().getRoot());
        } catch (InvocationTargetException e) {
            SpringCore.log(e);
        } catch (InterruptedException e) {
        }

    }

    public void selectionChanged(IAction action, ISelection selection) {
        selected.clear();
        boolean enabled = true;
        if (selection instanceof IStructuredSelection) {
            Iterator<?> iter = ((IStructuredSelection) selection).iterator();
            while (iter.hasNext()) {
                Object obj = iter.next();
                if (obj instanceof IJavaProject) {
                    obj = ((IJavaProject) obj).getProject();
                }
                if (obj instanceof IResource) {
                    IResource project = (IResource) obj;
                    if (!project.getProject().isOpen()) {
                        enabled = false;
                        break;
                    } else {
                        selected.add(project.getProject());
                    }
                } else {
                    enabled = false;
                    break;
                }
            }
        } else {
            if (SpringUIUtils.getActiveEditor() != null) {
                if (SpringUIUtils.getActiveEditor().getEditorInput() instanceof IFileEditorInput) {
                    selected.add(((IFileEditorInput) SpringUIUtils.getActiveEditor().getEditorInput()).getFile()
                            .getProject());
                    enabled = true;
                }
            }
        }
        action.setEnabled(enabled);
    }

    public void setActivePart(IAction action, IWorkbenchPart targetPart) {
    }

}