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/**
* ============LICENSE_START=======================================================
* org.onap.aai
* ================================================================================
* Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
* Copyright © 2017-2018 Amdocs
* ================================================================================
* 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.crud.event.response;
import javax.ws.rs.core.Response.Status;
import org.onap.aai.cl.api.Logger;
import org.onap.aai.cl.eelf.LoggerFactory;
import org.onap.crud.event.GraphEvent;
import org.onap.crud.event.GraphEvent.GraphEventResult;
import org.onap.crud.event.envelope.GraphEventEnvelope;
import org.onap.crud.exception.CrudException;
import org.onap.crud.logging.CrudServiceMsgs;
import org.onap.crud.parser.CrudResponseBuilder;
import org.onap.schema.validation.OxmModelValidator;
import org.onap.schema.validation.RelationshipSchemaValidator;
/**
* Reads event responses, logs and generates exceptions if errors are found.
*
*/
public class GraphEventResponseHandler {
private static Logger logger = LoggerFactory.getInstance().getLogger(GraphEventResponseHandler.class.getName());
public String handleVertexResponse(String version, GraphEvent event, GraphEventEnvelope response)
throws CrudException {
validate(event, response);
return CrudResponseBuilder.buildUpsertVertexResponse(
OxmModelValidator.validateOutgoingPayload(version, response.getBody().getVertex().toVertex()), version);
}
public String handleEdgeResponse(String version, GraphEvent event, GraphEventEnvelope response)
throws CrudException {
validate(event, response);
return CrudResponseBuilder.buildUpsertEdgeResponse(
RelationshipSchemaValidator.validateOutgoingPayload(version, response.getBody().getEdge().toEdge()),
version);
}
public String handleDeletionResponse(GraphEvent event, GraphEventEnvelope response) throws CrudException {
validate(event, response);
return "";
}
public void handleBulkEventResponse(GraphEvent event, GraphEventEnvelope response) throws CrudException {
validate(event, response);
}
public boolean hasPolicyViolations(GraphEventEnvelope event) {
return event.getPolicyViolations() != null && event.getPolicyViolations().isJsonArray()
&& event.getPolicyViolations().getAsJsonArray().size() != 0;
}
private void validate(GraphEvent event, GraphEventEnvelope response) throws CrudException {
handlePolicyViolations(event, response);
logResponse(event, response.getBody());
if (isErrorResponse(response.getBody())) {
throw new CrudException(
GraphEventResponseMessage.OPERATION_ERROR_EXCEPTION_MESSAGE
.getMessage(response.getBody().getTransactionId(), response.getBody().getErrorMessage()),
response.getBody().getHttpErrorStatus());
}
}
private void handlePolicyViolations(GraphEvent event, GraphEventEnvelope response) throws CrudException {
if (hasPolicyViolations(response)) {
logPolicyViolation(event, response);
throw new CrudException(GraphEventResponseMessage.POLICY_VIOLATION_EXCEPTION_MESSAGE.getMessage(
response.getBody().getTransactionId(), response.getPolicyViolations()), Status.BAD_REQUEST);
}
}
private void logResponse(GraphEvent event, GraphEvent response) {
String message = GraphEventResponseMessage.BASE_OPERATION_LOG_MESSAGE.getMessage(response.getObjectType(),
response.getObjectKey(), response.getTransactionId(), event.getOperation().toString(),
response.getResult());
if (isErrorResponse(response)) {
message = GraphEventResponseMessage.OPERATION_ERROR_LOG_MESSAGE.getMessage(message,
response.getErrorMessage());
}
logger.info(CrudServiceMsgs.ASYNC_DATA_SERVICE_INFO, message);
}
private void logPolicyViolation(GraphEvent event, GraphEventEnvelope response) {
//@formatter:off
logger.info(CrudServiceMsgs.ASYNC_DATA_SERVICE_INFO,
GraphEventResponseMessage.POLICY_VIOLATION_LOG_MESSAGE.getMessage(
response.getBody().getTransactionId(),
response.getHeader().getSourceName(),
response.getHeader().getEventType(),
response.getBody().getObjectKey(),
response.getBody().getObjectType(),
event.getOperation().toString(),
response.getPolicyViolations().toString()));
//@formatter:on
}
private boolean isErrorResponse(GraphEvent response) {
return GraphEventResult.FAILURE.equals(response.getResult());
}
}
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