/******************************************************************************* * Copyright (c) 2000, 2011 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 *******************************************************************************/ package org.eclipse.che.ide.ext.java.jdt.templates; import org.eclipse.che.ide.ext.java.jdt.templates.api.TemplateContextType; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.Map; /** * A registry for context types. Editor implementors will usually instantiate a registry and configure the context types available * in their editor. * <p> * In order to pick up templates contributed using the <code>org.eclipse.ui.editors.templates</code> extension point, use a * <code>ContributionContextTypeRegistry</code>. * </p> * * @since 3.0 */ public class ContextTypeRegistry { /** all known context types */ private final Map<String, TemplateContextType> fContextTypes = new LinkedHashMap<String, TemplateContextType>(); /** * Adds a context type to the registry. If there already is a context type with the same ID registered, it is replaced. * * @param contextType * the context type to add */ public void addContextType(TemplateContextType contextType) { fContextTypes.put(contextType.getId(), contextType); } /** * Returns the context type if the id is valid, <code>null</code> otherwise. * * @param id * the id of the context type to retrieve * @return the context type if <code>name</code> is valid, <code>null</code> otherwise */ public TemplateContextType getContextType(String id) { return fContextTypes.get(id); } /** * Returns an iterator over all registered context types. * * @return an iterator over all registered context types (element type: {@link TemplateContextType}) */ public Iterator contextTypes() { return fContextTypes.values().iterator(); } }