| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.synapse.config.xml; |
| |
| import org.apache.axiom.om.OMAttribute; |
| import org.apache.axiom.om.OMElement; |
| import org.apache.axis2.util.JavaUtils; |
| import org.apache.synapse.Mediator; |
| import org.apache.synapse.mediators.eip.Target; |
| import org.apache.synapse.mediators.eip.splitter.CloneMediator; |
| |
| import javax.xml.namespace.QName; |
| import java.util.Iterator; |
| import java.util.Properties; |
| |
| /** |
| * The <clone> element is used to copy messages in Synapse to similar messages but with |
| * different message contexts and mediated using the specified targets |
| * |
| * <pre> |
| * <clone [continueParent=(true | false)]> |
| * <target [to="uri"] [soapAction="qname"] [sequence="sequence_ref"] |
| * [endpoint="endpoint_ref"]> |
| * <sequence> |
| * (mediator)+ |
| * </sequence>? |
| * <endpoint> |
| * endpoint |
| * </endpoint>? |
| * </target>+ |
| * </clone> |
| * </pre> |
| */ |
| public class CloneMediatorFactory extends AbstractMediatorFactory { |
| |
| /** |
| * This will hold the QName of the clone mediator element in the xml configuration |
| */ |
| private static final QName CLONE_Q |
| = new QName(XMLConfigConstants.SYNAPSE_NAMESPACE, "clone"); |
| private static final QName ATT_CONTINUE_PARENT = new QName("continueParent"); |
| private static final QName TARGET_Q |
| = new QName(XMLConfigConstants.SYNAPSE_NAMESPACE, "target"); |
| |
| private static final QName ID_Q |
| = new QName(XMLConfigConstants.NULL_NAMESPACE, "id"); |
| private static final QName SEQUENTIAL_Q = new QName("sequential"); |
| |
| /** |
| * This method implements the createMediator method of the MediatorFactory interface |
| * |
| * @param elem - OMElement describing the element which will be parsed |
| * to build the CloneMediator |
| * @param properties |
| * @return Mediator of the type CloneMediator built from the config element |
| */ |
| public Mediator createSpecificMediator(OMElement elem, Properties properties) { |
| |
| boolean asynchronousExe = true; |
| |
| CloneMediator mediator = new CloneMediator(); |
| processAuditStatus(mediator, elem); |
| |
| OMAttribute id = elem.getAttribute(ID_Q); |
| if (id != null) { |
| mediator.setId(id.getAttributeValue()); |
| } |
| |
| |
| OMAttribute continueParent = elem.getAttribute(ATT_CONTINUE_PARENT); |
| if (continueParent != null) { |
| mediator.setContinueParent(JavaUtils.isTrueExplicitly( |
| continueParent.getAttributeValue())); |
| } |
| |
| OMAttribute synchronousExeAttr= elem.getAttribute(SEQUENTIAL_Q); |
| if (synchronousExeAttr != null && synchronousExeAttr.getAttributeValue().equals("true")) { |
| asynchronousExe = false; |
| } |
| |
| Iterator targetElements = elem.getChildrenWithName(TARGET_Q); |
| while (targetElements.hasNext()) { |
| Target target = TargetFactory.createTarget((OMElement)targetElements.next(), properties); |
| target.setAsynchronous(asynchronousExe); |
| mediator.addTarget(target); |
| } |
| mediator.setSequential(!asynchronousExe); |
| |
| return mediator; |
| } |
| |
| /** |
| * This method will implement the getTagQName method of the MediatorFactory interface |
| * |
| * @return QName of the clone element in xml configuration |
| */ |
| public QName getTagQName() { |
| return CLONE_Q; |
| } |
| } |