/** * Copyright (c) 2009, WSO2 Inc. (http://www.wso2.org) All Rights Reserved. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. **/ package org.wso2.carbon.mediator.service.ui; import org.apache.axiom.om.OMComment; import org.apache.axiom.om.OMElement; import org.apache.axiom.om.OMNode; import org.wso2.carbon.mediator.service.*; import org.wso2.carbon.mediator.service.builtin.CommentMediator; import java.util.List; import java.util.ArrayList; import java.util.Iterator; public abstract class AbstractListMediator extends AbstractMediator implements ListMediator { protected List<Mediator> mediators = new ArrayList<Mediator>(); public List<Mediator> getList() { return mediators; } public Mediator getChild(int pos) { return mediators.get(pos); } public Mediator removeChild(int pos) { return mediators.remove(pos); } public boolean removeChild(Mediator mediator) { return mediators.remove(mediator); } public void addChild(Mediator mediator) { mediators.add(mediator); } protected void serializeChildren(OMElement parent, List<Mediator> list) { for (Mediator child : list) { child.serialize(parent); } } protected void addChildren(OMElement el, ListMediator m) { Iterator it = el.getChildren(); while (it.hasNext()) { OMNode child = (OMNode) it.next(); if (child instanceof OMElement) { /* Handle Element Nodes*/ MediatorService mediatorService = MediatorStore.getInstance().getMediatorService((OMElement) child); if (mediatorService != null) { Mediator med = mediatorService.getMediator(); if (med != null) { med.build((OMElement) child); m.addChild(med); } else { String msg = "Unknown mediator : " + ((OMElement) child).getLocalName(); throw new MediatorException(msg); } } } else if (child instanceof OMComment) { /* Handle Comment Nodes*/ CommentMediator med = new CommentMediator(); med.build((OMComment) child); m.addChild(med); } } } }