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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 - 2018 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Modifications Copyright (c) 2019 Samsung
* ================================================================================
* 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.onap.so.client.sdnc;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import org.onap.so.logger.LoggingAnchor;
import org.apache.commons.lang.StringUtils;
import org.apache.http.HttpStatus;
import org.onap.so.client.exception.BadResponseException;
import org.onap.so.client.exception.MapperException;
import org.onap.logging.filter.base.ErrorCode;
import org.onap.so.logger.MessageEnum;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
@Component
public class SdnCommonTasks {
private static final Logger logger = LoggerFactory.getLogger(SDNCClient.class);
private static final String RESPONSE_CODE = "response-code";
private static final String RESPONSE_MESSAGE = "response-message";
private static final String NO_RESPONSE_FROM_SDNC = "Error did not receive a response from SDNC.";
private static final String BAD_RESPONSE_FROM_SDNC = "Error received a bad response from SDNC.";
private static final String SDNC_CODE_NOT_0_OR_IN_200_299 = "Error from SDNC: %s";
private static final String COULD_NOT_CONVERT_SDNC_POJO_TO_JSON =
"ERROR: Could not convert SDNC pojo to json string.";
private static final String BRACKETS = LoggingAnchor.FIVE;
/***
*
* @param request
* @return
* @throws MapperException
*/
public String buildJsonRequest(Object request) throws MapperException {
String jsonRequest;
ObjectMapper objMapper = new ObjectMapper();
objMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
try {
jsonRequest = objMapper.writerWithDefaultPrettyPrinter().writeValueAsString(request);
} catch (JsonProcessingException e) {
logger.error(BRACKETS, MessageEnum.JAXB_EXCEPTION.toString(), COULD_NOT_CONVERT_SDNC_POJO_TO_JSON, "BPMN",
ErrorCode.DataError.getValue(), e.getMessage());
throw new MapperException(COULD_NOT_CONVERT_SDNC_POJO_TO_JSON);
}
jsonRequest = "{\"input\":" + jsonRequest + "}";
logger.info(jsonRequest);
return jsonRequest;
}
/***
*
* @param auth
* @return
*/
public HttpHeaders getHttpHeaders(String auth, boolean includeContentType) {
HttpHeaders httpHeader = new HttpHeaders();
httpHeader.set("Authorization", auth);
if (includeContentType) {
httpHeader.setContentType(MediaType.APPLICATION_JSON);
}
List<MediaType> acceptMediaTypes = new ArrayList<>();
acceptMediaTypes.add(MediaType.APPLICATION_JSON);
httpHeader.setAccept(acceptMediaTypes);
return httpHeader;
}
/***
*
* @param output
* @return
* @throws BadResponseException
*/
public String validateSDNResponse(LinkedHashMap<String, Object> output) throws BadResponseException {
if (CollectionUtils.isEmpty(output)) {
logger.error(BRACKETS, MessageEnum.RA_RESPONSE_FROM_SDNC.toString(), NO_RESPONSE_FROM_SDNC, "BPMN",
ErrorCode.UnknownError.getValue(), NO_RESPONSE_FROM_SDNC);
throw new BadResponseException(NO_RESPONSE_FROM_SDNC);
}
LinkedHashMap<String, Object> embeddedResponse = (LinkedHashMap<String, Object>) output.get("output");
String responseCode = "";
String responseMessage = "";
if (embeddedResponse != null) {
responseCode = (String) embeddedResponse.get(RESPONSE_CODE);
responseMessage = (String) embeddedResponse.get(RESPONSE_MESSAGE);
}
ObjectMapper objMapper = new ObjectMapper();
String jsonResponse;
try {
jsonResponse = objMapper.writeValueAsString(output);
logger.debug(jsonResponse);
} catch (JsonProcessingException e) {
logger.warn("Could not convert SDNC Response to String", e);
jsonResponse = "";
}
logger.info("ResponseCode: {} ResponseMessage: {}", responseCode, responseMessage);
int code = StringUtils.isNotEmpty(responseCode) ? Integer.parseInt(responseCode) : 0;
if (isHttpCodeSuccess(code)) {
logger.info("Successful Response from SDNC");
return jsonResponse;
} else {
String errorMessage = String.format(SDNC_CODE_NOT_0_OR_IN_200_299, responseMessage);
logger.error(BRACKETS, MessageEnum.RA_RESPONSE_FROM_SDNC.toString(), errorMessage, "BPMN",
ErrorCode.DataError.getValue(), errorMessage);
throw new BadResponseException(errorMessage);
}
}
/***
*
* @param output
* @return
* @throws BadResponseException
*/
public String validateSDNGetResponse(LinkedHashMap<String, Object> output) throws BadResponseException {
if (CollectionUtils.isEmpty(output)) {
logger.error(BRACKETS, MessageEnum.RA_RESPONSE_FROM_SDNC.toString(), NO_RESPONSE_FROM_SDNC, "BPMN",
ErrorCode.UnknownError.getValue(), NO_RESPONSE_FROM_SDNC);
throw new BadResponseException(NO_RESPONSE_FROM_SDNC);
}
ObjectMapper objMapper = new ObjectMapper();
logger.debug("Using object mapper");
String stringOutput = "";
try {
stringOutput = objMapper.writeValueAsString(output);
} catch (Exception e) {
logger.error(BRACKETS, MessageEnum.RA_RESPONSE_FROM_SDNC.toString(), BAD_RESPONSE_FROM_SDNC, "BPMN",
ErrorCode.UnknownError.getValue(), BAD_RESPONSE_FROM_SDNC);
throw new BadResponseException(BAD_RESPONSE_FROM_SDNC);
}
logger.debug("Received from GET request: {}", stringOutput);
return stringOutput;
}
private boolean isHttpCodeSuccess(int code) {
return code >= HttpStatus.SC_OK && code < HttpStatus.SC_MULTIPLE_CHOICES || code == 0;
}
}
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