/*
* Copyright (c) 2012, 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.apache.synapse.deployers;
import org.apache.axis2.context.ConfigurationContext;
import org.apache.axis2.deployment.AbstractDeployer;
import org.apache.axis2.deployment.DeploymentException;
import org.apache.axis2.deployment.repository.util.DeploymentFileData;
import org.apache.axis2.deployment.util.Utils;
import org.apache.axis2.description.Parameter;
import org.apache.commons.io.FilenameUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.synapse.SynapseConstants;
import org.apache.synapse.config.SynapseConfiguration;
import java.io.File;
public class ClassMediatorDeployer extends AbstractDeployer {
/**
* Holds the log variable for logging purposes
*/
private static final Log log = LogFactory.getLog(ClassMediatorDeployer.class);
/**
* ConfigurationContext of Axis2
*/
private ConfigurationContext cfgCtx = null;
/**
* Initializes the Deployer
*
* @param configurationContext - ConfigurationContext of Axis2 from which
* the deployer is initialized
*/
public void init(ConfigurationContext configurationContext) {
this.cfgCtx = configurationContext;
}
/**
* This will be called when there is a change in the specified deployment
* folder (in the axis2.xml) and this will register class loader into the deployement store
*
* @param deploymentFileData - describes the updated file
* @throws DeploymentException - in case an error on the deployment
*/
public void deploy(DeploymentFileData deploymentFileData) throws DeploymentException {
String mediatorPath = FilenameUtils.normalize(deploymentFileData.getAbsolutePath());
log.info("Deploying Class mediators from file : " + mediatorPath);
ClassLoader mediatorLoader = Utils.getClassLoader(ClassMediatorDeployer.class.getClassLoader(),
mediatorPath, false);
getDeploymentStore().addClassMediatorClassLoader(mediatorPath, mediatorLoader);
}
/**
* This will be called when a particular jar file is deleted from the specified folder.
*
* @param fileName - filename of the deleted file
* @throws DeploymentException - in case of an error in undeployment
*/
public void undeploy(String fileName) throws DeploymentException {
String mediatorPath = FilenameUtils.normalize(fileName);
log.info("Undeploying Class mediator : " +
mediatorPath.substring(mediatorPath.lastIndexOf(File.separator)+1));
getDeploymentStore().removeClassMediatorClassLoader(mediatorPath);
}
private SynapseArtifactDeploymentStore getDeploymentStore() throws DeploymentException {
Parameter synCfgParam =
cfgCtx.getAxisConfiguration().getParameter(SynapseConstants.SYNAPSE_CONFIG);
if (synCfgParam == null) {
throw new DeploymentException("Error retrieving deployment store. SynapseConfiguration not found");
}
return ((SynapseConfiguration) synCfgParam.getValue()).getArtifactDeploymentStore();
}
public void setDirectory(String s) {
// Changing the directory is not supported
}
public void setExtension(String s) {
// Changing the extension is not supported
}
}