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/*
* ============LICENSE_START=======================================================
* VES Collector
* ================================================================================
* Copyright (C) 2021 Nokia. 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.dcae.common.publishing;
import org.jetbrains.annotations.NotNull;
import org.onap.dcae.common.model.BackwardsCompatibilityException;
import org.onap.dcae.common.model.InternalException;
import org.onap.dcae.common.model.PayloadToLargeException;
import org.onap.dcae.restapi.ApiException;
import org.onap.dcaegen2.services.sdk.rest.services.dmaap.client.model.MessageRouterPublishResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpStatus;
import java.util.Objects;
import static org.onap.dcae.ApplicationSettings.responseCompatibility;
public class MessageRouterHttpStatusMapper {
private static final Logger log = LoggerFactory.getLogger(MessageRouterHttpStatusMapper.class);
private MessageRouterHttpStatusMapper() {
}
@NotNull
static HttpStatus getHttpStatus(MessageRouterPublishResponse messageRouterPublishResponse) {
return responseCompatibility.equals("v7.2") ?
getHttpStatusBackwardsCompatibility(messageRouterPublishResponse):
getHttpStatusWithMappedResponseCode(messageRouterPublishResponse);
}
@NotNull
private static HttpStatus getHttpStatusBackwardsCompatibility(MessageRouterPublishResponse messageRouterPublishResponse) {
if (isHttpOk(messageRouterPublishResponse)) {
log.info("Successfully send event to MR");
return HttpStatus.ACCEPTED;
} else {
log.error(messageRouterPublishResponse.failReason());
throw new BackwardsCompatibilityException();
}
}
@NotNull
private static HttpStatus getHttpStatusWithMappedResponseCode(MessageRouterPublishResponse messageRouterPublishResponse) {
if (isHttpOk(messageRouterPublishResponse)) {
log.info("Successfully send event to MR");
return HttpStatus.OK;
} else if (isHttp413(messageRouterPublishResponse)) {
log.error(messageRouterPublishResponse.failReason());
throw new PayloadToLargeException();
} else {
log.error(messageRouterPublishResponse.failReason());
throw new InternalException(responseBody(resolveHttpCode(messageRouterPublishResponse)));
}
}
@NotNull
private static String resolveHttpCode(MessageRouterPublishResponse messageRouterPublishResponse) {
return Objects.requireNonNull(messageRouterPublishResponse.failReason()).substring(0, 3);
}
@NotNull
private static ApiException responseBody(String substring) {
switch (substring) {
case "404":
return ApiException.NOT_FOUND;
case "408":
return ApiException.REQUEST_TIMEOUT;
case "429":
return ApiException.TOO_MANY_REQUESTS;
case "502":
return ApiException.BAD_GATEWAY;
case "503":
return ApiException.SERVICE_UNAVAILABLE;
case "504":
return ApiException.GATEWAY_TIMEOUT;
default:
return ApiException.INTERNAL_SERVER_ERROR;
}
}
private static boolean isHttpOk(MessageRouterPublishResponse messageRouterPublishResponse) {
return messageRouterPublishResponse.successful();
}
private static boolean isHttp413(MessageRouterPublishResponse messageRouterPublishResponse) {
return Objects.requireNonNull(messageRouterPublishResponse.failReason()).startsWith("413");
}
}
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