| /******************************************************************************* |
| * Copyright (c) 2010 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 |
| * yyyymmdd bug Email and other contact information |
| * -------- -------- ----------------------------------------------------------- |
| * 20100413 307552 ericdp@ca.ibm.com - Eric D. Peters, JAX-RS and Java EE 6 setup is incorrect |
| *******************************************************************************/ |
| package org.eclipse.jst.ws.jaxrs.core.internal.jaxrslibraryproviderconfig; |
| |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Vector; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.IExtension; |
| import org.eclipse.core.runtime.IExtensionPoint; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.InvalidRegistryObjectException; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.jst.ws.jaxrs.core.internal.JAXRSCorePlugin; |
| import org.eclipse.jst.ws.jaxrs.core.internal.Messages; |
| import org.eclipse.jst.ws.jaxrs.core.internal.project.facet.IJAXRSFacetInstallDataModelProperties; |
| import org.eclipse.wst.common.frameworks.datamodel.IDataModel; |
| |
| /** |
| * A singleton maintains lists of Library Providers |
| * |
| */ |
| public class JAXRSLibraryProviderUtil { |
| private static JAXRSLibraryProviderUtil instance = null; |
| |
| private static List<JAXRSLibraryProvider> libraryProviders = new Vector<JAXRSLibraryProvider>(); |
| |
| private static final String JAXRS_LIBRARY_PROVIDER_EXT_PT = "jaxrsLibraryProvider"; |
| |
| |
| /** |
| * Private constructor |
| */ |
| private JAXRSLibraryProviderUtil() { |
| // nothing to do |
| } |
| |
| public static boolean isUpdateDDCheckBoxSelectedByDefault(String libraryID) { |
| if (libraryID == null) |
| return false; |
| |
| JAXRSLibraryProviderUtil.getInstance(); |
| java.util.List<JAXRSLibraryProvider> libraryProviders = getLibraryProviders(); |
| |
| Iterator<JAXRSLibraryProvider> libraryProvidersIterator = libraryProviders |
| .iterator(); |
| while (libraryProvidersIterator.hasNext()) { |
| JAXRSLibraryProvider thisLibraryProvider = libraryProvidersIterator |
| .next(); |
| if (libraryID.equals(thisLibraryProvider.getLibraryProviderID())) { |
| return thisLibraryProvider.getUpdateDDCheckBoxSelected(); |
| } |
| |
| } |
| |
| return false; |
| } |
| |
| public static boolean isUpdateDDCheckBoxSupportAvailable(String libraryID) { |
| if (libraryID == null || libraryID.length() == 0) |
| return false; |
| |
| JAXRSLibraryProviderUtil.getInstance(); |
| java.util.List<JAXRSLibraryProvider> libraryProviders = getLibraryProviders(); |
| |
| Iterator<JAXRSLibraryProvider> libraryProvidersIterator = libraryProviders |
| .iterator(); |
| while (libraryProvidersIterator.hasNext()) { |
| JAXRSLibraryProvider thisLibraryProvider = libraryProvidersIterator |
| .next(); |
| if (libraryID.equals(thisLibraryProvider.getLibraryProviderID())) { |
| if (thisLibraryProvider.getShowUpdateDDCheckBox()) { |
| return true; |
| } |
| } |
| |
| } |
| |
| return false; |
| } |
| |
| public static String getServletClassName(String libraryID) { |
| String toReturn = ""; |
| if (libraryID == null || libraryID.length() == 0) |
| return toReturn; |
| |
| JAXRSLibraryProviderUtil.getInstance(); |
| java.util.List<JAXRSLibraryProvider> libraryProviders = getLibraryProviders(); |
| |
| Iterator<JAXRSLibraryProvider> libraryProvidersIterator = libraryProviders |
| .iterator(); |
| while (libraryProvidersIterator.hasNext()) { |
| JAXRSLibraryProvider thisLibraryProvider = libraryProvidersIterator |
| .next(); |
| if (libraryID.equals(thisLibraryProvider.getLibraryProviderID())) { |
| return thisLibraryProvider.getServletClassName() != null ? thisLibraryProvider.getServletClassName() : toReturn; |
| } |
| |
| } |
| |
| return toReturn; |
| } |
| |
| /** |
| * Return the singleton instance of JAXRSLibraryProviderUtil. |
| * |
| * @return JAXRSLibraryProviderUtil |
| */ |
| public synchronized static JAXRSLibraryProviderUtil getInstance() { |
| if (instance == null) { |
| instance = new JAXRSLibraryProviderUtil(); |
| instance.loadLibraryProvidersExtensions(); |
| } |
| return instance; |
| } |
| |
| /** |
| * Creates jax-rs library provider items from extension points. |
| */ |
| private void loadLibraryProvidersExtensions() { |
| try { |
| IExtensionPoint point = Platform.getExtensionRegistry() |
| .getExtensionPoint(JAXRSCorePlugin.PLUGIN_ID, JAXRS_LIBRARY_PROVIDER_EXT_PT); |
| IExtension[] extensions = point.getExtensions(); |
| for (int i = 0; i < extensions.length; i++) { |
| IExtension ext = extensions[i]; |
| for (int j = 0; j < ext.getConfigurationElements().length; j++) { |
| JAXRSLibraryProviderCreationHelper newLibCreator = new JAXRSLibraryProviderCreationHelper( |
| ext.getConfigurationElements()[j]); |
| JAXRSLibraryProvider newLibraryProvider = newLibCreator.create(); |
| |
| if (newLibraryProvider != null) |
| libraryProviders.add(newLibraryProvider); |
| } |
| } |
| } catch (InvalidRegistryObjectException e) { |
| JAXRSCorePlugin.log(IStatus.ERROR, |
| Messages.JAXRSLibraryProvider_ErrorLoadingFromExtPt, e); |
| } |
| } |
| |
| public static List<JAXRSLibraryProvider> getLibraryProviders() { |
| return libraryProviders; |
| } |
| |
| } |