| /******************************************************************************* |
| * Copyright (c) 2006, 2012 Oracle 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: |
| * Oracle Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.ui.expressions; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.eclipse.bpel.fnmeta.FunctionLibrary; |
| import org.eclipse.bpel.fnmeta.FunctionRegistry; |
| import org.eclipse.bpel.fnmeta.model.Function; |
| |
| /** |
| * @author Michal Chmielewski (michal.chmielewski@oracle.com) |
| * @date Aug 3, 2007 |
| * |
| */ |
| @SuppressWarnings("nls") |
| public class Functions { |
| |
| protected Map<String,Function> allFunctions = new HashMap<String,Function>(); |
| |
| static Map<String,Functions> MAP = new HashMap<String,Functions>(); |
| |
| |
| private Functions ( String namespace ) { |
| |
| FunctionRegistry registry = FunctionLibrary.INSTANCE.getRegistryForLanguage( namespace ); |
| |
| for( Function fn : registry.getRegistry() ) { |
| allFunctions.put(fn.getName(), fn); |
| } |
| }; |
| |
| |
| /** |
| * @param namespace |
| * @return Return the singleton |
| */ |
| |
| static public final Functions getInstance ( String namespace ) { |
| Functions funcs = MAP.get(namespace); |
| if (funcs == null) { |
| synchronized (MAP) { |
| funcs = new Functions(namespace); |
| MAP.put(namespace, funcs); |
| } |
| } |
| return funcs; |
| } |
| |
| /** |
| * @return all registered functions. |
| * |
| */ |
| |
| public Map<String,Function> getFunctions() { |
| return allFunctions; |
| } |
| |
| } |