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/*
* ============LICENSE_START=======================================================
* Copyright (C) 2022-2023 Nordix Foundation
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.onap.cps.ncmp.rest.controller.handlers;
import static org.onap.cps.ncmp.api.impl.operations.DatastoreType.OPERATIONAL;
import static org.onap.cps.ncmp.api.impl.operations.OperationType.READ;
import java.util.Map;
import java.util.UUID;
import java.util.function.Supplier;
import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
import org.onap.cps.ncmp.api.impl.exception.InvalidDatastoreException;
import org.onap.cps.ncmp.api.impl.operations.DatastoreType;
import org.onap.cps.ncmp.api.impl.operations.OperationType;
import org.onap.cps.ncmp.api.models.DataOperationRequest;
import org.onap.cps.ncmp.rest.exceptions.OperationNotSupportedException;
import org.onap.cps.ncmp.rest.executor.CpsNcmpTaskExecutor;
import org.onap.cps.ncmp.rest.util.TopicValidator;
import org.springframework.http.ResponseEntity;
import org.springframework.stereotype.Component;
@Component
public class NcmpPassthroughResourceRequestHandler extends NcmpDatastoreRequestHandler {
private final NetworkCmProxyDataService networkCmProxyDataService;
private static final Object noReturn = null;
/**
* Constructor.
*
* @param cpsNcmpTaskExecutor @see org.onap.cps.ncmp.rest.executor.CpsNcmpTaskExecutor
* @param networkCmProxyDataService @see org.onap.cps.ncmp.api.NetworkCmProxyDataService
*/
public NcmpPassthroughResourceRequestHandler(final CpsNcmpTaskExecutor cpsNcmpTaskExecutor,
final NetworkCmProxyDataService networkCmProxyDataService) {
super(cpsNcmpTaskExecutor);
this.networkCmProxyDataService = networkCmProxyDataService;
}
/**
* Executes asynchronous request for group of cm handles to resource data.
*
* @param topicParamInQuery the topic param in query
* @param dataOperationRequest data operation request details for resource data
* @return the response entity
*/
public ResponseEntity<Object> executeRequest(final String topicParamInQuery,
final DataOperationRequest
dataOperationRequest) {
validateDataOperationRequest(topicParamInQuery, dataOperationRequest);
if (!notificationFeatureEnabled) {
return ResponseEntity.ok(Map.of("status",
"Asynchronous request is unavailable as notification feature is currently disabled."));
}
return getRequestIdAndSendDataOperationRequestToDmiService(topicParamInQuery, dataOperationRequest);
}
@Override
protected Supplier<Object> getTaskSupplierForGetRequest(final String datastoreName,
final String cmHandleId,
final String resourceIdentifier,
final String optionsParamInQuery,
final String topicParamInQuery,
final String requestId,
final boolean includeDescendants,
final String authorization) {
return () -> networkCmProxyDataService.getResourceDataForCmHandle(
datastoreName, cmHandleId, resourceIdentifier, optionsParamInQuery, topicParamInQuery, requestId,
authorization);
}
private ResponseEntity<Object> getRequestIdAndSendDataOperationRequestToDmiService(final String topicParamInQuery,
final DataOperationRequest
dataOperationRequest) {
final String requestId = UUID.randomUUID().toString();
cpsNcmpTaskExecutor.executeTask(
getTaskSupplierForDataOperationRequest(topicParamInQuery, dataOperationRequest, requestId),
timeOutInMilliSeconds);
return ResponseEntity.ok(Map.of("requestId", requestId));
}
private void validateDataOperationRequest(final String topicParamInQuery,
final DataOperationRequest
dataOperationRequest) {
TopicValidator.validateTopicName(topicParamInQuery);
dataOperationRequest.getDataOperationDefinitions().forEach(dataOperationDetail -> {
if (OperationType.fromOperationName(dataOperationDetail.getOperation()) != READ) {
throw new OperationNotSupportedException(
dataOperationDetail.getOperation() + " operation not yet supported");
} else if (DatastoreType.fromDatastoreName(dataOperationDetail.getDatastore()) == OPERATIONAL) {
throw new InvalidDatastoreException(dataOperationDetail.getDatastore()
+ " datastore is not supported");
}
});
}
private Supplier<Object> getTaskSupplierForDataOperationRequest(final String topicParamInQuery,
final DataOperationRequest dataOperationRequest,
final String requestId) {
return () -> {
networkCmProxyDataService.executeDataOperationForCmHandles(topicParamInQuery,
dataOperationRequest,
requestId);
return noReturn;
};
}
}
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