| /******************************************************************************* |
| * Copyright (c) 2006 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.validator.model; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import javax.xml.namespace.QName; |
| |
| |
| /** |
| * @author Michal Chmielewski (michal.chmielewski@oracle.com) |
| * @date Jan 5, 2007 |
| * |
| */ |
| |
| public class RuleFactory { |
| |
| |
| /** |
| * |
| */ |
| static public final RuleFactory INSTANCE = new RuleFactory(); |
| |
| |
| /** |
| * Create a validator class. |
| * |
| * @param qname the QName that we want the validator for. |
| * @return the validator class or potentially null |
| */ |
| |
| public Validator createValidator ( QName qname ) { |
| Validator top = null; |
| |
| for (IFactory<Validator> factory: fFactories) { |
| Validator next = factory.create(qname); |
| if (next == null) { |
| continue; |
| } |
| if (top == null) { |
| top = next; |
| } else { |
| top.attach( next ); |
| } |
| } |
| return top; |
| } |
| |
| |
| List<IFactory<Validator>> fFactories = new ArrayList<IFactory<Validator>>(16); |
| |
| |
| /** |
| * |
| * @return the factories registered in the list. |
| */ |
| public List<IFactory<Validator>> getFactories () { |
| return fFactories; |
| } |
| |
| |
| |
| /** |
| * Register the factory passed in the rules factories |
| * |
| * @param factory |
| */ |
| |
| public void registerFactory ( IFactory<Validator> factory ) { |
| |
| if (fFactories.contains(factory)) { |
| return ; |
| } |
| |
| fFactories.add( factory ); |
| } |
| |
| |
| } |