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/*-
* ============LICENSE_START=======================================================
* ONAP-PDP-REST
* ================================================================================
* 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.onap.policy.pdp.rest.api.services;
import java.io.ByteArrayInputStream;
import java.util.UUID;
import javax.json.JsonException;
import javax.json.JsonObject;
import org.onap.policy.api.DictionaryParameters;
import org.onap.policy.api.PolicyException;
import org.onap.policy.common.logging.flexlogger.FlexLogger;
import org.onap.policy.common.logging.flexlogger.Logger;
import org.onap.policy.pdp.rest.api.utils.PolicyApiUtils;
import org.onap.policy.xacml.api.XACMLErrorConstants;
import org.springframework.http.HttpStatus;
public class CreateUpdateDictionaryService {
private static final Logger LOGGER = FlexLogger.getLogger(CreateUpdateDictionaryService.class.getName());
private String dictionaryResult = null;
private HttpStatus status = HttpStatus.BAD_REQUEST;
private String message = null;
private Boolean updateFlag = false;
private DictionaryParameters dictionaryParameters = null;
public CreateUpdateDictionaryService(
DictionaryParameters dictionaryParameters, String requestID,
boolean updateFlag) {
this.updateFlag = updateFlag;
this.dictionaryParameters = dictionaryParameters;
if(dictionaryParameters.getRequestID()==null){
UUID requestUUID = null;
if (requestID != null && !requestID.isEmpty()) {
try {
requestUUID = UUID.fromString(requestID);
} catch (IllegalArgumentException e) {
requestUUID = UUID.randomUUID();
LOGGER.info("Generated Random UUID: " + requestUUID.toString(),e);
}
}else{
requestUUID = UUID.randomUUID();
LOGGER.info("Generated Random UUID: " + requestUUID.toString());
}
this.dictionaryParameters.setRequestID(requestUUID);
}
try{
run();
specialCheck();
}catch(PolicyException e){
dictionaryResult = XACMLErrorConstants.ERROR_DATA_ISSUE + e;
status = HttpStatus.BAD_REQUEST;
}
}
private void specialCheck() {
if(dictionaryResult== null || dictionaryResult.contains("BAD REQUEST")||dictionaryResult.contains("PE300")){
status = HttpStatus.BAD_REQUEST;
} else if (dictionaryResult.contains("Policy Exist Error")) {
status = HttpStatus.CONFLICT;
} else if (dictionaryResult.contains("PE200")){
status = HttpStatus.INTERNAL_SERVER_ERROR;
}
}
private void run() throws PolicyException{
// Check Validation.
if(!getValidation()){
LOGGER.error(message);
throw new PolicyException(message);
}
// Get Result.
try{
status = HttpStatus.OK;
dictionaryResult = processResult();
}catch (Exception e){
LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + e);
status = HttpStatus.BAD_REQUEST;
throw new PolicyException(e);
}
}
private String processResult() throws PolicyException{
String operation = null;
if (updateFlag){
operation = "update";
} else {
operation = "create";
}
JsonObject json = null;
try{
json = PolicyApiUtils.stringToJsonObject(dictionaryParameters.getDictionaryJson());
} catch(JsonException| IllegalStateException e){
message = XACMLErrorConstants.ERROR_DATA_ISSUE+ " improper Dictionary JSON object : " + dictionaryParameters.getDictionaryJson();
LOGGER.error(message, e);
return message;
}
String dictionaryFields = json.toString();
PAPServices papServices = new PAPServices();
return (String) papServices.callPAP(new ByteArrayInputStream(dictionaryFields.getBytes()), new String[] {"operation="+operation, "apiflag=api", "dictionaryType="+dictionaryParameters.getDictionary()}, dictionaryParameters.getRequestID(), "dictionaryItem");
}
private boolean getValidation() {
if(dictionaryParameters==null){
message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Dictionary Parameters are not given.";
return false;
}
if(dictionaryParameters.getDictionaryType()==null || dictionaryParameters.getDictionaryType().toString().trim().isEmpty()){
message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary Type given.";
return false;
}
if(dictionaryParameters.getDictionary()==null || dictionaryParameters.getDictionary().trim().isEmpty()){
message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary given.";
return false;
}
if(dictionaryParameters.getDictionaryJson()==null || dictionaryParameters.getDictionaryJson().isEmpty()){
message = XACMLErrorConstants.ERROR_DATA_ISSUE + "No Dictionary JSON given.";
return false;
}
if (updateFlag && "MicroServiceDictionary".equalsIgnoreCase(dictionaryParameters.getDictionary())&& !dictionaryParameters.getDictionaryJson().contains("initialFields")){
message = XACMLErrorConstants.ERROR_DATA_ISSUE + "Mising the required field initialFields.";
return false;
}
return true;
}
public String getResult() {
return dictionaryResult;
}
public HttpStatus getResponseCode() {
return status;
}
}
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