org.eclipse.jst.j2ee.project.facet.UtilityFacetInstallDelegate.java Source code

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Here is the source code for org.eclipse.jst.j2ee.project.facet.UtilityFacetInstallDelegate.java

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/******************************************************************************
 * Copyright (c) 2005 BEA Systems, 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:
 *    Konstantin Komissarchik - initial API and implementation
 ******************************************************************************/

package org.eclipse.jst.j2ee.project.facet;

import java.lang.reflect.InvocationTargetException;

import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jdt.core.IClasspathEntry;
import org.eclipse.jdt.core.IJavaProject;
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jst.common.project.facet.WtpUtils;
import org.eclipse.jst.common.project.facet.core.ClasspathHelper;
import org.eclipse.jst.j2ee.internal.common.classpath.J2EEComponentClasspathContainer;
import org.eclipse.jst.j2ee.internal.plugin.J2EEPlugin;
import org.eclipse.wst.common.componentcore.ComponentCore;
import org.eclipse.wst.common.componentcore.datamodel.FacetDataModelProvider;
import org.eclipse.wst.common.componentcore.resources.IVirtualComponent;
import org.eclipse.wst.common.componentcore.resources.IVirtualFolder;
import org.eclipse.wst.common.frameworks.datamodel.IDataModel;
import org.eclipse.wst.common.frameworks.datamodel.IDataModelOperation;
import org.eclipse.wst.common.project.facet.core.IDelegate;
import org.eclipse.wst.common.project.facet.core.IProjectFacetVersion;

public final class UtilityFacetInstallDelegate extends J2EEFacetInstallDelegate implements IDelegate {

    public void execute(final IProject project, final IProjectFacetVersion fv, final Object cfg,
            final IProgressMonitor monitor) throws CoreException {
        if (monitor != null) {
            monitor.beginTask("", 1); //$NON-NLS-1$
        }

        try {

            final IDataModel model = (IDataModel) cfg;

            // Add WTP natures.

            WtpUtils.addNatures(project);

            // Setup the flexible project structure.

            final IVirtualComponent c = ComponentCore.createComponent(project, false);

            c.create(0, null);

            final IVirtualFolder jsrc = c.getRootFolder();
            final IJavaProject jproj = JavaCore.create(project);

            final IClasspathEntry[] cp = jproj.getRawClasspath();

            for (int i = 0; i < cp.length; i++) {
                final IClasspathEntry cpe = cp[i];

                if (cpe.getEntryKind() == IClasspathEntry.CPE_SOURCE) {
                    IPath path = cpe.getPath().removeFirstSegments(1);
                    if (path.isEmpty()) {
                        path = new Path("/"); //$NON-NLS-1$
                    }
                    jsrc.createLink(path, 0, null);
                }
            }

            //         final IWorkspace ws = ResourcesPlugin.getWorkspace();

            final IVirtualFolder root = c.getRootFolder();

            IContainer container = null;

            if (root.getProjectRelativePath().segmentCount() == 0) {
                container = project;
            } else {
                container = project.getFolder(root.getProjectRelativePath());
            }

            try {
                if (container != null)
                    createManifest(project, container, monitor);
            } catch (InvocationTargetException e) {
                J2EEPlugin.logError(e);
            } catch (InterruptedException e) {
                J2EEPlugin.logError(e);
            }

            ClasspathHelper.removeClasspathEntries(project, fv);

            if (!ClasspathHelper.addClasspathEntries(project, fv)) {
                // TODO: Support the no runtime case.
                // ClasspathHelper.addClasspathEntries( project, fv, <something> );
            }

            if (model.getBooleanProperty(IJ2EEModuleFacetInstallDataModelProperties.INSTALL_EAR_LIBRARY)) {
                final IPath earLibContainer = new Path(J2EEComponentClasspathContainer.CONTAINER_ID);
                addToClasspath(jproj, JavaCore.newContainerEntry(earLibContainer));
            }

            try {
                ((IDataModelOperation) model.getProperty(FacetDataModelProvider.NOTIFICATION_OPERATION))
                        .execute(monitor, null);
            } catch (ExecutionException e) {
                J2EEPlugin.logError(e);
            }
            if (monitor != null) {
                monitor.worked(1);
            }
        } catch (Exception e) {
            J2EEPlugin.logError(e);
        } finally {
            if (monitor != null) {
                monitor.done();
            }
        }
    }
}