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/*
* Copyright © 2019 IBM.
*
* 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.workflow
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.controllerblueprints.core.BluePrintConstants
import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
import org.onap.ccsdk.cds.controllerblueprints.core.asObjectNode
import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintWorkflowExecutionService
import org.onap.ccsdk.cds.controllerblueprints.core.service.BluePrintRuntimeService
import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
import org.slf4j.LoggerFactory
import org.springframework.stereotype.Service
@Service("bluePrintWorkflowExecutionService")
open class BluePrintWorkflowExecutionServiceImpl(
private val componentWorkflowExecutionService: ComponentWorkflowExecutionService,
private val dgWorkflowExecutionService: DGWorkflowExecutionService
) : BluePrintWorkflowExecutionService<ExecutionServiceInput, ExecutionServiceOutput> {
private val log = LoggerFactory.getLogger(BluePrintWorkflowExecutionServiceImpl::class.java)!!
override suspend fun executeBluePrintWorkflow(bluePrintRuntimeService: BluePrintRuntimeService<*>,
executionServiceInput: ExecutionServiceInput,
properties: MutableMap<String, Any>): ExecutionServiceOutput {
val bluePrintContext = bluePrintRuntimeService.bluePrintContext()
val workflowName = executionServiceInput.actionIdentifiers.actionName
// Assign Workflow inputs
val input = executionServiceInput.payload.get("$workflowName-request")
bluePrintRuntimeService.assignWorkflowInputs(workflowName, input)
// Get the DG Node Template
val nodeTemplateName = bluePrintContext.workflowFirstStepNodeTemplate(workflowName)
val derivedFrom = bluePrintContext.nodeTemplateNodeType(nodeTemplateName).derivedFrom
log.info("Executing workflow($workflowName) NodeTemplate($nodeTemplateName), derived from($derivedFrom)")
val executionServiceOutput: ExecutionServiceOutput = when {
derivedFrom.startsWith(BluePrintConstants.MODEL_TYPE_NODE_COMPONENT, true) -> {
componentWorkflowExecutionService
.executeBluePrintWorkflow(bluePrintRuntimeService, executionServiceInput, properties)
}
derivedFrom.startsWith(BluePrintConstants.MODEL_TYPE_NODE_WORKFLOW, true) -> {
dgWorkflowExecutionService
.executeBluePrintWorkflow(bluePrintRuntimeService, executionServiceInput, properties)
}
else -> {
throw BluePrintProcessorException("couldn't execute workflow($workflowName) step mapped " +
"to node template($nodeTemplateName) derived from($derivedFrom)")
}
}
executionServiceOutput.commonHeader = executionServiceInput.commonHeader
executionServiceOutput.actionIdentifiers = executionServiceInput.actionIdentifiers
// Resolve Workflow Outputs
val workflowOutputs = bluePrintRuntimeService.resolveWorkflowOutputs(workflowName)
// Set the Response Payload
executionServiceOutput.payload = JacksonUtils.objectMapper.createObjectNode()
executionServiceOutput.payload.set("$workflowName-response", workflowOutputs.asObjectNode())
return executionServiceOutput
}
}
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