/*
* 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.endpoints;
import org.apache.axiom.om.OMAbstractFactory;
import org.apache.axiom.om.OMElement;
import org.apache.axis2.clustering.Member;
import org.apache.synapse.SynapseConstants;
import org.apache.synapse.config.xml.XMLConfigConstants;
import org.apache.synapse.endpoints.Endpoint;
import org.apache.synapse.endpoints.LoadbalanceEndpoint;
/**
* Serializes {@link LoadbalanceEndpoint} to an XML configuration.
*
* @see LoadbalanceEndpointFactory
*/
public class LoadbalanceEndpointSerializer extends EndpointSerializer {
protected OMElement serializeEndpoint(Endpoint endpoint) {
if (!(endpoint instanceof LoadbalanceEndpoint)) {
handleException("Invalid endpoint type.");
}
fac = OMAbstractFactory.getOMFactory();
OMElement endpointElement
= fac.createOMElement("endpoint", SynapseConstants.SYNAPSE_OMNAMESPACE);
LoadbalanceEndpoint loadbalanceEndpoint = (LoadbalanceEndpoint) endpoint;
// serialize the parameters
serializeProperties(loadbalanceEndpoint, endpointElement);
serializeCommonAttributes(endpoint,endpointElement);
OMElement loadbalanceElement
= fac.createOMElement("loadbalance", SynapseConstants.SYNAPSE_OMNAMESPACE);
endpointElement.addChild(loadbalanceElement);
loadbalanceElement.addAttribute(XMLConfigConstants.LOADBALANCE_ALGORITHM,
loadbalanceEndpoint.getAlgorithm().getClass().getName(),
null);
// set if failover is turned off in the endpoint
if (!loadbalanceEndpoint.isFailover()) {
loadbalanceElement.addAttribute("failover", "false", null);
}
// Serialize endpoint elements which are children of the loadbalance element
if (loadbalanceEndpoint.getChildren() != null) {
for (Endpoint childEndpoint : loadbalanceEndpoint.getChildren()) {
loadbalanceElement.addChild(EndpointSerializer.getElementFromEndpoint(childEndpoint));
}
} else {
for (Member member : loadbalanceEndpoint.getMembers()) {
OMElement memberEle = fac.createOMElement(
"member", SynapseConstants.SYNAPSE_OMNAMESPACE, loadbalanceElement);
memberEle.addAttribute(fac.createOMAttribute(
"hostName", null, member.getHostName()));
memberEle.addAttribute(fac.createOMAttribute(
"httpPort", null, String.valueOf(member.getHttpPort())));
memberEle.addAttribute(fac.createOMAttribute(
"httpsPort", null, String.valueOf(member.getHttpsPort())));
loadbalanceElement.addChild(memberEle);
}
}
return endpointElement;
}
}