| /****************************************************************************** |
| * Copyright (c) 2010 Oracle |
| * 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 implementation and ongoing maintenance |
| ******************************************************************************/ |
| |
| package org.eclipse.jst.common.project.facet.core.libprov.user; |
| |
| import static org.eclipse.jst.common.project.facet.core.internal.FacetedProjectFrameworkJavaPlugin.log; |
| import static org.eclipse.jst.common.project.facet.core.libprov.user.UserLibraryProviderInstallOperationConfig.PREFS_LAST_USED_LIBRARIES; |
| import static org.eclipse.wst.common.project.facet.core.util.internal.ProgressMonitorUtil.beginTask; |
| import static org.eclipse.wst.common.project.facet.core.util.internal.ProgressMonitorUtil.done; |
| import static org.eclipse.wst.common.project.facet.core.util.internal.ProgressMonitorUtil.worked; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| 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.JavaCore; |
| import org.eclipse.jst.common.project.facet.core.internal.ClasspathUtil; |
| import org.eclipse.jst.common.project.facet.core.libprov.LibraryProviderOperation; |
| import org.eclipse.jst.common.project.facet.core.libprov.LibraryProviderOperationConfig; |
| import org.eclipse.wst.common.project.facet.core.FacetedProjectFramework; |
| import org.osgi.service.prefs.BackingStoreException; |
| import org.osgi.service.prefs.Preferences; |
| |
| /** |
| * The install operation corresponding to the user-library-provider that uses JDT user library facility |
| * for managing libraries. This class can be subclassed by those wishing to extend the base implementation |
| * supplied by the framework. |
| * |
| * @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a> |
| * @since 1.4 |
| */ |
| |
| public class UserLibraryProviderInstallOperation |
| |
| extends LibraryProviderOperation |
| |
| { |
| /** |
| * Runs the library provider operation. Subclasses can override. |
| * |
| * @param config the library provider operation config; will never be null |
| * @param monitor the progress monitor for status reporting and cancellation |
| * @throws CoreException if failed while executing the operation |
| */ |
| |
| public void execute( final LibraryProviderOperationConfig config, |
| final IProgressMonitor monitor ) |
| |
| throws CoreException |
| |
| { |
| beginTask( monitor, "", 2 ); //$NON-NLS-1$ |
| |
| try |
| { |
| final UserLibraryProviderInstallOperationConfig cfg |
| = (UserLibraryProviderInstallOperationConfig) config; |
| |
| final List<IClasspathEntry> entries = new ArrayList<IClasspathEntry>(); |
| |
| for( String libraryName : cfg.getLibraryNames() ) |
| { |
| entries.add( createClasspathEntry( cfg, libraryName ) ); |
| } |
| |
| final IProject project = config.getFacetedProject().getProject(); |
| ClasspathUtil.addClasspathEntries( project, config.getProjectFacet(), entries ); |
| |
| worked( monitor, 1 ); |
| |
| try |
| { |
| Preferences prefs = FacetedProjectFramework.getPreferences( cfg.getProjectFacet() ); |
| |
| prefs = prefs.node( PREFS_LAST_USED_LIBRARIES ); |
| prefs = prefs.node( cfg.getProjectFacetVersion().getVersionString() ); |
| |
| for( String libraryName : prefs.childrenNames() ) |
| { |
| prefs.node( libraryName ).removeNode(); |
| } |
| |
| for( String libraryName : cfg.getLibraryNames() ) |
| { |
| prefs.node( libraryName ); |
| } |
| |
| prefs.flush(); |
| } |
| catch( BackingStoreException e ) |
| { |
| log( e ); |
| } |
| |
| worked( monitor, 2 ); |
| } |
| finally |
| { |
| done( monitor ); |
| } |
| } |
| |
| /** |
| * Constructs a classpath entry for the provided user library. Subclasses can override. |
| * |
| * @param config the user library provider install operation config |
| * @param libraryName the name of a JDT user library |
| * @return the classpath entry for the provided user library |
| */ |
| |
| protected IClasspathEntry createClasspathEntry( final UserLibraryProviderInstallOperationConfig config, |
| final String libraryName ) |
| { |
| final IPath containerPath = new Path( JavaCore.USER_LIBRARY_CONTAINER_ID ).append( libraryName ); |
| return JavaCore.newContainerEntry( containerPath ); |
| } |
| |
| } |