Java tutorial
/** * Copyright (c) 2009, WSO2 Inc. (http://www.wso2.org) All Rights Reserved. * <p/> * 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 * <p/> * http://www.apache.org/licenses/LICENSE-2.0 * <p/> * 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.mediation.configadmin.ui; import org.apache.axis2.context.ConfigurationContext; import org.apache.axis2.AxisFault; import org.apache.axis2.transport.http.HTTPConstants; import org.apache.axis2.client.ServiceClient; import org.apache.axis2.client.Options; import org.apache.axiom.om.OMElement; import org.apache.axiom.om.impl.builder.StAXOMBuilder; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.wso2.carbon.mediation.configadmin.stub.ConfigServiceAdminStub; import org.wso2.carbon.mediation.configadmin.stub.types.carbon.ConfigurationInformation; import org.wso2.carbon.mediation.configadmin.stub.types.carbon.ValidationError; import org.wso2.carbon.ui.CarbonUIUtil; import org.wso2.carbon.CarbonConstants; import org.wso2.carbon.utils.ServerConstants; import javax.servlet.ServletConfig; import javax.servlet.ServletException; import javax.servlet.http.HttpSession; import javax.xml.stream.XMLStreamReader; import javax.xml.stream.XMLInputFactory; import javax.xml.stream.XMLStreamException; import java.io.StringReader; import java.rmi.RemoteException; import java.util.List; import java.util.ArrayList; import java.util.Collections; /** * */ public class ConfigManagementClient { private static final Log log = LogFactory.getLog(ConfigManagementClient.class); private ConfigServiceAdminStub stub; private ConfigManagementClient(String cookie, String backendServerURL, ConfigurationContext configCtx) throws AxisFault { String serviceURL = backendServerURL + "ConfigServiceAdmin"; stub = new ConfigServiceAdminStub(configCtx, serviceURL); ServiceClient client = stub._getServiceClient(); Options option = client.getOptions(); option.setTimeOutInMilliSeconds(15 * 60 * 1000); option.setProperty(HTTPConstants.SO_TIMEOUT, 15 * 60 * 1000); option.setProperty(HTTPConstants.CONNECTION_TIMEOUT, 15 * 60 * 1000); option.setManageSession(true); option.setProperty(org.apache.axis2.transport.http.HTTPConstants.COOKIE_STRING, cookie); } public static ConfigManagementClient getInstance(ServletConfig config, HttpSession session) throws AxisFault { String backendServerURL = CarbonUIUtil.getServerURL(config.getServletContext(), session); ConfigurationContext configContext = (ConfigurationContext) config.getServletContext() .getAttribute(CarbonConstants.CONFIGURATION_CONTEXT); String cookie = (String) session.getAttribute(ServerConstants.ADMIN_SERVICE_COOKIE); return new ConfigManagementClient(cookie, backendServerURL, configContext); } public ResponseInformation getConfiguration(HttpSession session) { ResponseInformation responseInformation = new ResponseInformation(); try { String config = stub.getConfiguration(); responseInformation.setResult(config); ConfigManagementClientUtils.setCachedConfiguration(config, session); } catch (Exception e) { responseInformation.setFault(true); responseInformation.setMessage(e.getMessage()); } return responseInformation; } public ResponseInformation getConfigurations() { ResponseInformation responseInformation = new ResponseInformation(); try { ConfigurationInformation[] list = stub.getConfigurationList(); List<ConfigurationInformation> configList = new ArrayList<ConfigurationInformation>(); if (list != null) { if (list.length > 1 || (list.length == 1 && list[0] != null)) { Collections.addAll(configList, list); } } responseInformation.setResult(configList); } catch (Exception e) { responseInformation.setFault(true); responseInformation.setMessage(e.getMessage()); } return responseInformation; } }