| /******************************************************************************* |
| * Copyright (c) 2012 SAP AG 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: |
| * SAP AG - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.platform.discovery.destprefs.internal.xpparser; |
| |
| import java.util.Collection; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IConfigurationElement; |
| import org.eclipse.core.runtime.IExtensionRegistry; |
| import org.eclipse.platform.discovery.destprefs.api.ISearchDestinationConfigurator; |
| import org.eclipse.platform.discovery.runtime.internal.ISearchProviderConfiguration; |
| import org.eclipse.platform.discovery.runtime.internal.SearchProviderConfigurationFactory; |
| import org.eclipse.platform.discovery.runtime.internal.model.descriptions.IDestinationCategoryDescription; |
| import org.eclipse.platform.discovery.runtime.internal.model.descriptions.IDestinationsProviderDescription; |
| import org.eclipse.platform.discovery.runtime.internal.xp.impl.AbstractExtensionPointParser; |
| |
| public class SearchDestinationsConfiguratorXPParser extends AbstractExtensionPointParser<ISearchDestinationsConfiguratorDescription> implements |
| ISearchDestinationsConfiguratorXPParser { |
| public static final String XP_ID = "org.eclipse.platform.discovery.destprefs.configurator"; //$NON-NLS-1$ |
| public static final String CONFIGURATOR_ELEMENT_NAME = "destinationConfigurator"; //$NON-NLS-1$ |
| public static final String CONFIGURATOR_ID_ELEMENT_NAME = "id"; //$NON-NLS-1$ |
| public static final String CONFIGURATOR_DEST_PROVIDER_ID_ELEMENT_NAME = "destProviderId"; //$NON-NLS-1$ |
| public static final String CONFIGURATOR_FQNAME_ELEMENT_NAME = "contributorClass"; //$NON-NLS-1$ |
| |
| public SearchDestinationsConfiguratorXPParser(final IExtensionRegistry extRegistry) { |
| super(extRegistry, XP_ID, CONFIGURATOR_ELEMENT_NAME); |
| } |
| |
| @Override |
| protected ISearchDestinationsConfiguratorDescription createObject(final IConfigurationElement element) throws CoreException { |
| final String destProviderId = element.getAttribute(CONFIGURATOR_DEST_PROVIDER_ID_ELEMENT_NAME); |
| final String destCategoryId = destinationCategoryIdFor(destProviderId); |
| return new ISearchDestinationsConfiguratorDescription() { |
| @Override |
| public String destinationProviderId() { |
| return destProviderId; |
| } |
| |
| @Override |
| public String destinationCategoryId() { |
| return destCategoryId; |
| } |
| |
| @SuppressWarnings("unchecked") |
| @Override |
| public ISearchDestinationConfigurator<?> createConfigurator() { |
| try { |
| return (ISearchDestinationConfigurator<?>) element.createExecutableExtension(CONFIGURATOR_FQNAME_ELEMENT_NAME); |
| } catch (CoreException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| }; |
| } |
| |
| private String destinationCategoryIdFor(final String destProviderId) { |
| final Collection<IDestinationCategoryDescription> destinationCategories = searchProviderConfiguration().getDestinationCategories(); |
| for (IDestinationCategoryDescription destCategory : destinationCategories) { |
| final IDestinationsProviderDescription provider = getDestinationProvider(destCategory, destProviderId); |
| if (provider != null) { |
| return destCategory.getId(); |
| } |
| } |
| throw new IllegalArgumentException("Could not find destination category for destination provider " + destProviderId); //$NON-NLS-1$ |
| } |
| |
| private IDestinationsProviderDescription getDestinationProvider(IDestinationCategoryDescription destCategory, final String destProviderId) { |
| for (IDestinationsProviderDescription destProvider : searchProviderConfiguration().getDestinationProvidersForCategory(destCategory)) { |
| if (destProviderId.equals(destProvider.getId())) { |
| return destProvider; |
| } |
| } |
| return null; |
| } |
| |
| protected ISearchProviderConfiguration searchProviderConfiguration() { |
| return new SearchProviderConfigurationFactory().getSearchProviderConfiguration(extRegistry); |
| } |
| } |