Java tutorial
/******************************************************************************* * Copyright (c) 2015-2016, WSO2.Telco Inc. (http://www.wso2telco.com) All Rights Reserved. * * WSO2.Telco Inc. licences 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 com.wso2telco.dep.mediator.impl.smsmessaging; import com.google.gson.Gson; import com.google.gson.GsonBuilder; import com.wso2telco.core.dbutils.fileutils.FileReader; import com.wso2telco.dep.mediator.OperatorEndpoint; import com.wso2telco.dep.mediator.entity.smsmessaging.southbound.InboundSMSMessage; import com.wso2telco.dep.mediator.entity.smsmessaging.southbound.SouthboundRetrieveResponse; import com.wso2telco.dep.mediator.internal.APICall; import com.wso2telco.dep.mediator.internal.ApiUtils; import com.wso2telco.dep.mediator.internal.Type; import com.wso2telco.dep.mediator.internal.UID; import com.wso2telco.dep.mediator.mediationrule.OriginatingCountryCalculatorIDD; import com.wso2telco.dep.mediator.util.FileNames; import com.wso2telco.dep.oneapivalidation.exceptions.CustomException; import com.wso2telco.dep.oneapivalidation.service.IServiceValidate; import com.wso2telco.dep.oneapivalidation.service.impl.smsmessaging.ValidateRetrieveSms; import java.io.File; import java.net.URL; import java.util.ArrayList; import java.util.Collections; import java.util.List; import java.util.Map; import org.apache.axiom.soap.SOAPBody; import org.apache.axis2.AxisFault; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.apache.synapse.MessageContext; import org.apache.synapse.core.axis2.Axis2MessageContext; import org.json.JSONArray; import org.json.JSONObject; import org.wso2.carbon.utils.CarbonUtils; // TODO: Auto-generated Javadoc /** * The Class RetrieveSMSHandler. */ public class RetrieveSMSHandler implements SMSHandler { /** The log. */ private static Log log = LogFactory.getLog(RetrieveSMSHandler.class); /** The Constant API_TYPE. */ private static final String API_TYPE = "smsmessaging"; /** The occi. */ private OriginatingCountryCalculatorIDD occi; /** The api util. */ private ApiUtils apiUtil; /** The executor. */ private SMSExecutor executor; /** * Instantiates a new retrieve sms handler. * * @param executor * the executor */ public RetrieveSMSHandler(SMSExecutor executor) { this.executor = executor; occi = new OriginatingCountryCalculatorIDD(); apiUtil = new ApiUtils(); } /* * (non-Javadoc) * * @see * com.wso2telco.mediator.impl.sms.SMSHandler#handle(org.apache.synapse. * MessageContext) */ @Override public boolean handle(MessageContext context) throws CustomException, AxisFault, Exception { SOAPBody body = context.getEnvelope().getBody(); Gson gson = new GsonBuilder().serializeNulls().create(); String reqType = "retrive_sms"; String requestid = UID.getUniqueID(Type.SMSRETRIVE.getCode(), context, executor.getApplicationid()); // String appID = apiUtil.getAppID(context, reqType); int batchSize = 100; URL retrieveURL = new URL("http://example.com/smsmessaging/v1" + executor.getSubResourcePath()); String urlQuery = retrieveURL.getQuery(); if (urlQuery != null) { if (urlQuery.contains("maxBatchSize")) { String queryParts[] = urlQuery.split("="); if (queryParts.length > 1) { if (Integer.parseInt(queryParts[1]) < 100) { batchSize = Integer.parseInt(queryParts[1]); } } } List<OperatorEndpoint> endpoints = occi.getAPIEndpointsByApp(API_TYPE, executor.getSubResourcePath(), executor.getValidoperators()); log.info("Endpoints size: " + endpoints.size()); Collections.shuffle(endpoints); int perOpCoLimit = batchSize / (endpoints.size()); log.info("Per OpCo limit :" + perOpCoLimit); JSONArray results = new JSONArray(); int execCount = 0; int forLoopCount = 0; boolean retryFlag = true; FileReader fileReader = new FileReader(); String file = CarbonUtils.getCarbonConfigDirPath() + File.separator + FileNames.MEDIATOR_CONF_FILE.getFileName(); Map<String, String> mediatorConfMap = fileReader.readPropertyFile(file); Boolean retry = false; retry = Boolean.valueOf(mediatorConfMap.get("retry_on_fail")); Integer retryCount = Integer.valueOf(mediatorConfMap.get("retry_count")); ArrayList<String> responses = new ArrayList<String>(); while ((results.length() < batchSize) && (retryFlag == true)) { execCount++; log.info("Default aEndpoint : " + endpoints.size()); for (int i = 0; i < endpoints.size(); i++) { forLoopCount++; log.info("Default forLoopCount : " + forLoopCount); OperatorEndpoint aEndpoint = endpoints.remove(0); log.info("Default aEndpoint : " + aEndpoint.getEndpointref().getAddress()); endpoints.add(aEndpoint); String url = aEndpoint.getEndpointref().getAddress(); APICall ac = apiUtil.setBatchSize(url, body.toString(), reqType, perOpCoLimit); JSONObject obj = ac.getBody(); String retStr = null; log.info("Retrieving messages of operator: " + aEndpoint.getOperator()); if (context.isDoingGET()) { log.info("Doing makeGetRequest"); retStr = executor.makeRetrieveSMSGetRequest(aEndpoint, ac.getUri(), null, true, context, false); } else { log.info("Doing makeRequest"); retStr = executor.makeRequest(aEndpoint, ac.getUri(), obj.toString(), true, context, false); } log.info("Retrieved messages of " + aEndpoint.getOperator() + " operator: " + retStr); if (retStr != null) { JSONArray resList = apiUtil.getResults(reqType, retStr); if (resList != null) { for (int t = 0; t < resList.length(); t++) { results.put(resList.get(t)); } responses.add(retStr); } } if (results.length() >= batchSize) { break; } } if (retry == false) { retryFlag = false; log.info("11 Final value of retryFlag :" + retryFlag); } if (execCount >= retryCount) { retryFlag = false; log.info("22 Final value of retryFlag :" + retryFlag); } log.info("Final value of count :" + execCount); log.info("Results length of retrieve messages: " + results.length()); } JSONObject paylodObject = apiUtil.generateResponse(context, reqType, results, responses, requestid); String strjsonBody = paylodObject.toString(); /*add resourceURL to the southbound response*/ SouthboundRetrieveResponse sbRetrieveResponse = gson.fromJson(strjsonBody, SouthboundRetrieveResponse.class); if (sbRetrieveResponse != null && sbRetrieveResponse.getInboundSMSMessageList() != null) { String resourceURL = sbRetrieveResponse.getInboundSMSMessageList().getResourceURL(); InboundSMSMessage[] inboundSMSMessageResponses = sbRetrieveResponse.getInboundSMSMessageList() .getInboundSMSMessage(); for (int i = 0; i < inboundSMSMessageResponses.length; i++) { String messageId = inboundSMSMessageResponses[i].getMessageId(); inboundSMSMessageResponses[i].setResourceURL(resourceURL + "/" + messageId); } sbRetrieveResponse.getInboundSMSMessageList().setInboundSMSMessage(inboundSMSMessageResponses); } executor.removeHeaders(context); executor.setResponse(context, gson.toJson(sbRetrieveResponse)); // routeToEndPoint(context, sendResponse, "", "", strjsonBody); ((Axis2MessageContext) context).getAxis2MessageContext().setProperty("messageType", "application/json"); } return true; } /* * (non-Javadoc) * * @see * com.wso2telco.mediator.impl.sms.SMSHandler#validate(java.lang.String, * java.lang.String, org.json.JSONObject, org.apache.synapse.MessageContext) */ @Override public boolean validate(String httpMethod, String requestPath, JSONObject jsonBody, MessageContext context) throws Exception { if (!httpMethod.equalsIgnoreCase("GET")) { ((Axis2MessageContext) context).getAxis2MessageContext().setProperty("HTTP_SC", 405); throw new Exception("Method not allowed"); } IServiceValidate validator; String appID = apiUtil.getAppID(context, "retrive_sms"); String[] params = { appID, "" }; validator = new ValidateRetrieveSms(); validator.validateUrl(requestPath); validator.validate(params); return true; } }