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Diffstat (limited to 'jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/platform/JpaPlatformUiRegistry.java')
-rw-r--r--jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/platform/JpaPlatformUiRegistry.java190
1 files changed, 0 insertions, 190 deletions
diff --git a/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/platform/JpaPlatformUiRegistry.java b/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/platform/JpaPlatformUiRegistry.java
deleted file mode 100644
index 255ac2d49a..0000000000
--- a/jpa/plugins/org.eclipse.jpt.ui/src/org/eclipse/jpt/ui/internal/platform/JpaPlatformUiRegistry.java
+++ /dev/null
@@ -1,190 +0,0 @@
-/*******************************************************************************
- * Copyright (c) 2006, 2009 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: Oracle. - initial API and implementation
- *******************************************************************************/
-package org.eclipse.jpt.ui.internal.platform;
-
-import java.util.HashMap;
-import java.util.Iterator;
-import java.util.Map;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.core.runtime.IConfigurationElement;
-import org.eclipse.core.runtime.IExtension;
-import org.eclipse.core.runtime.IExtensionPoint;
-import org.eclipse.core.runtime.IExtensionRegistry;
-import org.eclipse.core.runtime.Platform;
-import org.eclipse.jpt.ui.JpaPlatformUi;
-import org.eclipse.jpt.ui.JpaPlatformUiFactory;
-import org.eclipse.jpt.ui.JptUiPlugin;
-import org.eclipse.jpt.utility.internal.CollectionTools;
-import org.eclipse.jpt.utility.internal.iterators.CompositeIterator;
-import org.eclipse.jpt.utility.internal.iterators.TransformationIterator;
-
-public class JpaPlatformUiRegistry
-{
- // singleton
- private static final JpaPlatformUiRegistry INSTANCE = new JpaPlatformUiRegistry();
-
- /**
- * Return the singleton.
- */
- public static JpaPlatformUiRegistry instance() {
- return INSTANCE;
- }
-
- private static final String EXTENSION_ID =
- "jpaPlatformUis"; //$NON-NLS-1$
-
- private static final String EL_PLATFORM_UI =
- "jpaPlatformUi"; //$NON-NLS-1$
-
- private static final String AT_ID =
- "id"; //$NON-NLS-1$
-
- private static final String AT_JPA_PLATFORM =
- "jpaPlatform"; //$NON-NLS-1$
-
- private static final String AT_FACTORY_CLASS =
- "factoryClass"; //$NON-NLS-1$
-
- // key: String id value: IConfigurationElement class descriptor
- private Map<String, IConfigurationElement> jpaPlatformUiConfigElements;
-
- //cache the jpaPlatformUis when they are built
- //key: jpa platform id value: JpaPlaformUi
- private Map<String, JpaPlatformUi> jpaPlatformUis;
-
- /* (non Java doc)
- * restrict access
- */
- private JpaPlatformUiRegistry() {
- buildJpaPlatformUiConfigElements();
- this.jpaPlatformUis = new HashMap<String, JpaPlatformUi>();
- }
-
-
- private void buildJpaPlatformUiConfigElements() {
- this.jpaPlatformUiConfigElements = new HashMap<String, IConfigurationElement>();
-
- for (Iterator<IConfigurationElement> stream = allConfigElements(); stream.hasNext(); ) {
- buildJpaPlatformUi(stream.next());
- }
- }
-
- private void buildJpaPlatformUi(IConfigurationElement configElement) {
- if (! configElement.getName().equals(EL_PLATFORM_UI)) {
- return;
- }
-
- String platformUiId = configElement.getAttribute(AT_ID);
- String platform = configElement.getAttribute(AT_JPA_PLATFORM);
- String platformUiFactoryClass = configElement.getAttribute(AT_FACTORY_CLASS);
-
- if ((platformUiId == null) || (platformUiFactoryClass == null)) {
- if (platformUiId == null) {
- reportMissingAttribute(configElement, AT_ID);
- }
- if (platform == null) {
- reportMissingAttribute(configElement, AT_JPA_PLATFORM);
- }
- if (platformUiFactoryClass == null) {
- reportMissingAttribute(configElement, AT_FACTORY_CLASS);
- }
- return;
- }
-
- if (this.jpaPlatformUiConfigElements.containsKey(platformUiId)) {
- IConfigurationElement otherConfigElement = this.jpaPlatformUiConfigElements.get(platform);
- reportDuplicatePlatformUi(configElement, otherConfigElement);
- }
-
- this.jpaPlatformUiConfigElements.put(platformUiId, configElement);
- }
-
- public JpaPlatformUi getJpaPlatformUi(String platformId) {
- if (this.jpaPlatformUis.containsKey(platformId)) {
- return this.jpaPlatformUis.get(platformId);
- }
- IConfigurationElement registeredConfigElement = null;
- for (IConfigurationElement configurationElement : this.jpaPlatformUiConfigElements.values()) {
- if (configurationElement.getAttribute(AT_JPA_PLATFORM).equals(platformId)) {
- registeredConfigElement = configurationElement;
- break;
- }
- }
-
- if (registeredConfigElement == null) {
- return null;
- }
- JpaPlatformUiFactory jpaPlatformUiFactory;
- try {
- jpaPlatformUiFactory = (JpaPlatformUiFactory) registeredConfigElement.createExecutableExtension(AT_FACTORY_CLASS);
- }
- catch (CoreException ce) {
- reportFailedInstantiation(registeredConfigElement);
- throw new IllegalArgumentException(platformId);
- }
- JpaPlatformUi platformUi = jpaPlatformUiFactory.buildJpaPlatformUi();
- this.jpaPlatformUis.put(platformId, platformUi);
- return platformUi;
- }
-
- private Iterator<IConfigurationElement> allConfigElements() {
- IExtensionRegistry registry = Platform.getExtensionRegistry();
- IExtensionPoint extensionPoint =
- registry.getExtensionPoint(JptUiPlugin.PLUGIN_ID, EXTENSION_ID);
- IExtension[] extensions = extensionPoint.getExtensions();
-
- return new CompositeIterator<IConfigurationElement>(
- new TransformationIterator<IExtension, Iterator<IConfigurationElement>>(CollectionTools.iterator(extensions)) {
- @Override
- protected Iterator<IConfigurationElement> transform(IExtension extension) {
- return CollectionTools.iterator(extension.getConfigurationElements());
- }
- }
- );
- }
-
- // TODO externalize strings
- private void reportMissingAttribute(IConfigurationElement configElement, String attributeName) {
- String message =
- "An extension element \""
- + configElement.getName()
- + "\" in plugin \""
- + configElement.getContributor().getName()
- + "\" is missing a required attribute \""
- + attributeName
- + "\".";
- JptUiPlugin.log(message);
- }
-
- // TODO externalize strings
- private void reportDuplicatePlatformUi(
- IConfigurationElement oneConfigElement, IConfigurationElement otherConfigElement) {
- String message =
- "The plugins \""
- + oneConfigElement.getContributor().getName()
- + "\" and \""
- + otherConfigElement.getContributor().getName()
- + "\" have registered a duplicate attribute \"id\" "
- + "for the extension element \"jpaPlatformUi\".";
- JptUiPlugin.log(message);
- }
-
- // TODO externalize strings
- private void reportFailedInstantiation(IConfigurationElement configElement) {
- String message =
- "Could not instantiate the class \""
- + configElement.getAttribute(AT_FACTORY_CLASS)
- + "\" for the extension element \""
- + configElement.getName()
- + "\" in the plugin \""
- + configElement.getContributor().getName()
- + "\".";
- JptUiPlugin.log(message);
- }
-}

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