Java tutorial
/* * 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.stratos.manager.client; import org.apache.axis2.AxisFault; import org.apache.axis2.context.ConfigurationContext; import org.apache.axis2.transport.http.HTTPConstants; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.stratos.cloud.controller.stub.pojo.*; import org.apache.stratos.manager.internal.DataHolder; import org.apache.stratos.manager.utils.CartridgeConstants; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceInvalidCartridgeDefinitionExceptionException; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceInvalidCartridgeTypeExceptionException; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceInvalidClusterExceptionException; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceInvalidIaasProviderExceptionException; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceStub; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceUnregisteredCartridgeExceptionException; import org.apache.stratos.cloud.controller.stub.CloudControllerServiceUnregisteredClusterExceptionException; import java.rmi.RemoteException; import java.util.Iterator; public class CloudControllerServiceClient { private CloudControllerServiceStub stub; private static final Log log = LogFactory.getLog(CloudControllerServiceClient.class); private static volatile CloudControllerServiceClient serviceClient; public CloudControllerServiceClient(String epr) throws AxisFault { String ccSocketTimeout = System.getProperty(CartridgeConstants.CC_SOCKET_TIMEOUT) == null ? "300000" : System.getProperty(CartridgeConstants.CC_SOCKET_TIMEOUT); String ccConnectionTimeout = System.getProperty(CartridgeConstants.CC_CONNECTION_TIMEOUT) == null ? "300000" : System.getProperty(CartridgeConstants.CC_CONNECTION_TIMEOUT); ConfigurationContext clientConfigContext = DataHolder.getClientConfigContext(); try { stub = new CloudControllerServiceStub(clientConfigContext, epr); stub._getServiceClient().getOptions().setProperty(HTTPConstants.SO_TIMEOUT, new Integer(ccSocketTimeout)); stub._getServiceClient().getOptions().setProperty(HTTPConstants.CONNECTION_TIMEOUT, new Integer(ccConnectionTimeout)); } catch (AxisFault axisFault) { String msg = "Failed to initiate AutoscalerService client. " + axisFault.getMessage(); log.error(msg, axisFault); throw new AxisFault(msg, axisFault); } } public static CloudControllerServiceClient getServiceClient() throws AxisFault { if (serviceClient == null) { synchronized (CloudControllerServiceClient.class) { if (serviceClient == null) { serviceClient = new CloudControllerServiceClient( System.getProperty(CartridgeConstants.CLOUD_CONTROLLER_SERVICE_URL)); } } } return serviceClient; } public void deployCartridgeDefinition(CartridgeConfig cartridgeConfig) throws RemoteException, CloudControllerServiceInvalidCartridgeDefinitionExceptionException, CloudControllerServiceInvalidIaasProviderExceptionException { stub.deployCartridgeDefinition(cartridgeConfig); } public void unDeployCartridgeDefinition(String cartridgeType) throws RemoteException, CloudControllerServiceInvalidCartridgeTypeExceptionException { stub.undeployCartridgeDefinition(cartridgeType); } public boolean register(String clusterId, String cartridgeType, String payload, String tenantRange, String hostName, Properties properties, String autoscalorPolicyName, String deploymentPolicyName) throws RemoteException, CloudControllerServiceUnregisteredCartridgeExceptionException { Registrant registrant = new Registrant(); registrant.setClusterId(clusterId); registrant.setCartridgeType(cartridgeType); registrant.setTenantRange(tenantRange); registrant.setHostName(hostName); registrant.setProperties(properties); registrant.setPayload(payload); registrant.setAutoScalerPolicyName(autoscalorPolicyName); registrant.setDeploymentPolicyName(deploymentPolicyName); return stub.registerService(registrant); } @SuppressWarnings("unused") private Properties extractProperties(java.util.Properties properties) { Properties props = new Properties(); if (properties != null) { for (Iterator<Object> iterator = properties.keySet().iterator(); iterator.hasNext();) { String key = (String) iterator.next(); String value = properties.getProperty(key); Property prop = new Property(); prop.setName(key); prop.setValue(value); props.addProperties(prop); } } return props; } public void terminateAllInstances(String clusterId) throws RemoteException, CloudControllerServiceInvalidClusterExceptionException { stub.terminateAllInstances(clusterId); } public String[] getRegisteredCartridges() throws RemoteException { return stub.getRegisteredCartridges(); } public CartridgeInfo getCartridgeInfo(String cartridgeType) throws RemoteException, CloudControllerServiceUnregisteredCartridgeExceptionException { return stub.getCartridgeInfo(cartridgeType); } public void unregisterService(String clusterId) throws RemoteException, CloudControllerServiceUnregisteredClusterExceptionException { stub.unregisterService(clusterId); } public ClusterContext getClusterContext(String clusterId) throws RemoteException { return stub.getClusterContext(clusterId); } }