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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.apihandler.common;
import java.io.IOException;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.util.EntityUtils;
import org.openecomp.mso.apihandler.camundabeans.CamundaResponse;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoLogger;
import org.openecomp.mso.utils.RootIgnoringObjectMapper;
import com.fasterxml.jackson.databind.ObjectMapper;
public class ResponseHandler {
private CamundaResponse response;
private int status;
private String content = "";
private HttpResponse httpResponse;
private int type;
private static MsoLogger msoLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.APIH);
private static final String RESPONSE_CONTENT_MSG = "response content is: ";
public ResponseHandler(HttpResponse httpResponse, int type) {
this.httpResponse = httpResponse;
this.type=type;
parseResponse();
}
private void parseResponse() {
int statusCode = httpResponse.getStatusLine().getStatusCode();
msoLogger.debug("Returned status is: " + statusCode);
status = setStatus(statusCode);
msoLogger.debug("Parsed status is: " + status);
if(type==CommonConstants.CAMUNDA){
parseCamunda();
}else if(type==CommonConstants.CAMUNDATASK){
parseCamundaTask();
}else {
parseBpel();
}
}
@SuppressWarnings("unchecked")
private void parseCamunda(){
try{
HttpEntity entity = httpResponse.getEntity();
content = EntityUtils.toString(entity);
} catch (IOException e) {
msoLogger.debug("IOException getting Camunda response content", e);
}
ObjectMapper mapper = new RootIgnoringObjectMapper<CamundaResponse>(CamundaResponse.class);
try {
response = mapper.readValue(content, CamundaResponse.class);
} catch (IOException e) {
msoLogger.debug("IOException getting Camunda response content", e);
}
msoLogger.debug("json response is: " + content);
if(response!=null){
content = response.getContent();
}
msoLogger.debug(RESPONSE_CONTENT_MSG + content);
if(status!=HttpStatus.SC_ACCEPTED){
msoLogger.error(MessageEnum.APIH_ERROR_FROM_BPEL_SERVER, "Camunda", String.valueOf(status), content, "Camunda", "parseCamunda", MsoLogger.ErrorCode.BusinessProcesssError, "Error in APIH from Camunda");
}
}
private void parseBpel(){
HttpEntity bpelEntity = httpResponse.getEntity();
try {
if (bpelEntity!=null) {
content = EntityUtils.toString(bpelEntity);
msoLogger.debug(RESPONSE_CONTENT_MSG + content);
}
if(status!=HttpStatus.SC_ACCEPTED){
msoLogger.error(MessageEnum.APIH_ERROR_FROM_BPEL_SERVER, "BPEL", String.valueOf(status), content, "BPEL", "parseBpel", MsoLogger.ErrorCode.BusinessProcesssError, "Error in APIH from BPEL");
}
}
catch (IOException e) {
msoLogger.debug("IOException getting BPEL response content", e);
}
}
private void parseCamundaTask(){
HttpEntity camundataskEntity = httpResponse.getEntity();
try {
if (camundataskEntity!=null) {
content = EntityUtils.toString(camundataskEntity);
msoLogger.debug(RESPONSE_CONTENT_MSG + content);
}
if(status!=HttpStatus.SC_NO_CONTENT && status != HttpStatus.SC_ACCEPTED){
msoLogger.error(MessageEnum.APIH_ERROR_FROM_BPEL_SERVER, "CAMUNDATASK", String.valueOf(status), content, "CAMUNDATASK", "parseCamundaTask", MsoLogger.ErrorCode.BusinessProcesssError, "Error in APIH from Camunda Task");
}
}
catch (IOException e) {
msoLogger.debug("IOException getting Camunda Task response content", e);
}
}
private int setStatus(int statusCode){
int httpStatus;
switch(statusCode) {
case HttpStatus.SC_ACCEPTED:
case HttpStatus.SC_OK:
httpStatus = HttpStatus.SC_ACCEPTED;
break;
case HttpStatus.SC_BAD_REQUEST:
httpStatus = HttpStatus.SC_BAD_REQUEST;
break;
case HttpStatus.SC_UNAUTHORIZED:
case HttpStatus.SC_FORBIDDEN:
httpStatus = HttpStatus.SC_INTERNAL_SERVER_ERROR;
break;
case HttpStatus.SC_NOT_FOUND:
httpStatus = HttpStatus.SC_NOT_IMPLEMENTED;
break;
case HttpStatus.SC_INTERNAL_SERVER_ERROR:
httpStatus = HttpStatus.SC_BAD_GATEWAY;
break;
case HttpStatus.SC_SERVICE_UNAVAILABLE:
httpStatus = HttpStatus.SC_SERVICE_UNAVAILABLE;
break;
case HttpStatus.SC_NO_CONTENT:
httpStatus = HttpStatus.SC_NO_CONTENT;
break;
default:
httpStatus = HttpStatus.SC_INTERNAL_SERVER_ERROR;
break;
}
return httpStatus;
}
public CamundaResponse getResponse() {
return response;
}
public void setResponse(CamundaResponse response) {
this.response = response;
}
public String getContent() {
return content;
}
public void setContent(String content) {
this.content = content;
}
public int getStatus() {
return status;
}
}
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