1 files changed, 95 insertions, 0 deletions
diff --git a/plugins/views/documentation/org.eclipse.papyrus.views.documentation.view/src/org/eclipse/papyrus/views/documentation/view/DocumentionPartHandlerRegistry.java b/plugins/views/documentation/org.eclipse.papyrus.views.documentation.view/src/org/eclipse/papyrus/views/documentation/view/DocumentionPartHandlerRegistry.java
new file mode 100644
index 00000000000..bd79f231916
--- /dev/null
+++ b/plugins/views/documentation/org.eclipse.papyrus.views.documentation.view/src/org/eclipse/papyrus/views/documentation/view/DocumentionPartHandlerRegistry.java
@@ -0,0 +1,95 @@
+/*****************************************************************************
+ * Copyright (c) 2010 Atos Origin.
+ *
+ *    
+ * 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:
+ *   Mathieu Velten (Atos Origin) mathieu.velten@atosorigin.com - Initial API and implementation
+ *
+ *****************************************************************************/
+package org.eclipse.papyrus.views.documentation.view;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import org.eclipse.core.runtime.IConfigurationElement;
+import org.eclipse.core.runtime.Platform;
+import org.eclipse.papyrus.views.documentation.IDocumentationChangedListener;
+import org.eclipse.ui.IWorkbenchPart;
+
+
+public class DocumentionPartHandlerRegistry {
+	
+	private static class DocumentionPartHandlerRegistryHolder {
+
+		public static final DocumentionPartHandlerRegistry instance = new DocumentionPartHandlerRegistry();
+	}
+
+	public static DocumentionPartHandlerRegistry getInstance() {
+		return DocumentionPartHandlerRegistryHolder.instance;
+	}
+
+	private static final String DOCUMENTATIONPARTHANDLER_EXTENSION_ID = "org.eclipse.papyrus.views.documentation.view.documentationPartHandler"; //$NON-NLS-1$
+
+	private static final String DOCUMENTATIONPARTHANDLER_ID = "documentationPartHandler"; //$NON-NLS-1$
+	
+	
+	private Set<IDocumentationPartHandler> documentationPartHandlers = new HashSet<IDocumentationPartHandler>();
+
+	private Set<IDocumentationChangedListener> documentationChangedListeners = new HashSet<IDocumentationChangedListener>();
+	
+	private DocumentionPartHandlerRegistry() {
+		initializeMap();
+	}
+
+	public IDocumentationPartHandler getDocumentationPartHandler(IWorkbenchPart part) {
+		for (IDocumentationPartHandler documentationPartHandler : documentationPartHandlers) {
+			if (documentationPartHandler.canHandlePart(part)) {
+				return documentationPartHandler;
+			}
+		}
+		return null;
+	}
+	
+	private void initializeMap() {
+		// Reading data from plugins
+		IConfigurationElement[] configElements = Platform.getExtensionRegistry().getConfigurationElementsFor(DOCUMENTATIONPARTHANDLER_EXTENSION_ID);
+		for(int i = 0; i < configElements.length; i++) {
+			initializeOne(configElements[i]);
+		}
+	}
+
+	private void initializeOne(IConfigurationElement iConfigurationElement) {
+		try {
+			IDocumentationPartHandler documentationPartHandler = (IDocumentationPartHandler)iConfigurationElement.createExecutableExtension(DOCUMENTATIONPARTHANDLER_ID);
+			documentationPartHandlers.add(documentationPartHandler);
+		} catch (Throwable e) {
+			e.printStackTrace();
+		}
+	}
+	
+	/**
+	 * {@inheritDoc}
+	 */
+	public void registerDocumentationChangedListener(IDocumentationChangedListener listener) {
+		documentationChangedListeners.add(listener);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void unregisterDocumentationChangedListener(IDocumentationChangedListener listener) {
+		documentationChangedListeners.remove(listener);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public Set<IDocumentationChangedListener> getRegisteredDocumentationChangedListeners() {
+		return documentationChangedListeners;
+	}
+}