diff options
Diffstat (limited to 'ms/blueprintsprocessor/modules/services/execution-service/src')
| -rw-r--r-- | ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractServiceFunction.kt | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractServiceFunction.kt b/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractServiceFunction.kt new file mode 100644 index 000000000..67ab9c4de --- /dev/null +++ b/ms/blueprintsprocessor/modules/services/execution-service/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/services/execution/AbstractServiceFunction.kt @@ -0,0 +1,112 @@ +/* + * Copyright © 2018-2019 AT&T Intellectual Property. + * + * 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. + */ + +package org.onap.ccsdk.cds.blueprintsprocessor.services.execution + +import com.fasterxml.jackson.databind.JsonNode +import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceInput +import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.ExecutionServiceOutput +import org.onap.ccsdk.cds.blueprintsprocessor.core.api.data.Status +import org.onap.ccsdk.cds.controllerblueprints.common.api.EventType +import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants +import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BlueprintFunctionNode +import org.onap.ccsdk.cds.controllerblueprints.core.jsonPathParse +import org.onap.ccsdk.cds.controllerblueprints.core.logger +import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils + +/** This implementation is used to build services, which doesn't need blueprints */ +abstract class AbstractServiceFunction : BlueprintFunctionNode<ExecutionServiceInput, ExecutionServiceOutput> { + + @Transient + private val log = logger(AbstractServiceFunction::class) + + lateinit var executionServiceInput: ExecutionServiceInput + var executionServiceOutput = ExecutionServiceOutput() + lateinit var processId: String + lateinit var actionName: String + lateinit var responseActionPayload: JsonNode + + override fun getName(): String { + return actionName + } + + override suspend fun prepareRequestNB(executionRequest: ExecutionServiceInput): ExecutionServiceInput { + + this.executionServiceInput = executionRequest + + actionName = executionRequest.actionIdentifiers.actionName + check(actionName.isNotEmpty()) { "couldn't get action name" } + + processId = executionRequest.commonHeader.requestId + check(processId.isNotEmpty()) { "couldn't get process id for service action($actionName)" } + + return executionRequest + } + + override suspend fun applyNB(executionServiceInput: ExecutionServiceInput): ExecutionServiceOutput { + try { + prepareRequestNB(executionServiceInput) + processNB(executionServiceInput) + } catch (runtimeException: RuntimeException) { + log.error("failed in ${getName()} : ${runtimeException.message}", runtimeException) + recoverNB(runtimeException, executionServiceInput) + } + return prepareResponseNB() + } + + override suspend fun prepareResponseNB(): ExecutionServiceOutput { + log.debug("Preparing Response...") + executionServiceOutput.commonHeader = executionServiceInput.commonHeader + executionServiceOutput.actionIdentifiers = executionServiceInput.actionIdentifiers + var status = Status() + try { + // Set the Response Payload + executionServiceOutput.payload = JacksonUtils.objectMapper.createObjectNode() + executionServiceOutput.payload.set("$actionName-response", responseActionPayload) + // Set the Default Step Status + status.eventType = EventType.EVENT_COMPONENT_EXECUTED.name + } catch (e: Exception) { + status.message = BluePrintConstants.STATUS_FAILURE + status.eventType = EventType.EVENT_COMPONENT_FAILURE.name + } + executionServiceOutput.status = status + return this.executionServiceOutput + } + + fun setResponsePayloadForAction(actionPayload: JsonNode) { + this.responseActionPayload = actionPayload + } + + /** + * Get Execution Input Payload data + */ + fun requestPayload(): JsonNode? { + return executionServiceInput.payload + } + + /** + * Get Execution Input payload action property with [expression] + * ex: requestPayloadActionProperty("data") will look for path "payload/<action-name>-request/data" + */ + fun requestPayloadActionProperty(expression: String?): JsonNode? { + val requestExpression = if (expression.isNullOrBlank()) { + "$actionName-request" + } else { + "$actionName-request.$expression" + } + return executionServiceInput.payload.jsonPathParse(".$requestExpression") + } +}
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