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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.controllerblueprints.core.dsl
import com.fasterxml.jackson.databind.JsonNode
import com.fasterxml.jackson.databind.node.NullNode
import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
import org.onap.ccsdk.cds.controllerblueprints.core.bpClone
import org.onap.ccsdk.cds.controllerblueprints.core.data.ArtifactType
import org.onap.ccsdk.cds.controllerblueprints.core.data.AttributeDefinition
import org.onap.ccsdk.cds.controllerblueprints.core.data.DataType
import org.onap.ccsdk.cds.controllerblueprints.core.data.InterfaceAssignment
import org.onap.ccsdk.cds.controllerblueprints.core.data.InterfaceDefinition
import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeTemplate
import org.onap.ccsdk.cds.controllerblueprints.core.data.NodeType
import org.onap.ccsdk.cds.controllerblueprints.core.data.OperationAssignment
import org.onap.ccsdk.cds.controllerblueprints.core.data.OperationDefinition
import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition
import org.onap.ccsdk.cds.controllerblueprints.core.data.ServiceTemplate
import org.onap.ccsdk.cds.controllerblueprints.core.data.TopologyTemplate
import org.onap.ccsdk.cds.controllerblueprints.core.data.Workflow
/**
* Generate Service Template for the simplified DSL.
* @author Brinda Santh
*/
class BluePrintServiceTemplateGenerator(private val dslBluePrint: DSLBluePrint) {
private var serviceTemplate = ServiceTemplate()
private val nodeTypes: MutableMap<String, NodeType> = hashMapOf()
private val artifactTypes: MutableMap<String, ArtifactType> = hashMapOf()
private val dataTypes: MutableMap<String, DataType> = hashMapOf()
fun serviceTemplate(): ServiceTemplate {
serviceTemplate.metadata = dslBluePrint.metadata
serviceTemplate.dslDefinitions = dslBluePrint.properties
dataTypes.putAll(dslBluePrint.dataTypes)
artifactTypes.putAll(dslBluePrint.artifactTypes)
serviceTemplate.dataTypes = dataTypes
serviceTemplate.artifactTypes = artifactTypes
serviceTemplate.nodeTypes = nodeTypes
serviceTemplate.topologyTemplate = populateTopologyTemplate()
return serviceTemplate
}
private fun populateTopologyTemplate(): TopologyTemplate {
val topologyTemplate = TopologyTemplate()
topologyTemplate.nodeTemplates = populateNodeTemplates()
topologyTemplate.workflows = populateWorkflow()
return topologyTemplate
}
private fun populateNodeTemplates(): MutableMap<String, NodeTemplate> {
val nodeTemplates: MutableMap<String, NodeTemplate> = hashMapOf()
// For New or Dynamic Components
val components = dslBluePrint.components
components.forEach { (dslCompName, dslComp) ->
val nodeTemplate = NodeTemplate()
nodeTemplate.type = dslComp.type
nodeTemplate.properties = propertyAssignments(dslComp.properties)
nodeTemplate.artifacts = dslComp.artifacts
nodeTemplate.interfaces = populateInterfaceAssignments(dslComp)
nodeTemplates[dslCompName] = nodeTemplate
/** Populate Type **/
nodeTypes[dslComp.type] = populateNodeType(dslComp)
}
// For Registry Components
val registryComponents = dslBluePrint.registryComponents
registryComponents.forEach { (dslCompName, dslComp) ->
val nodeTemplate = NodeTemplate()
nodeTemplate.type = dslComp.type
nodeTemplate.properties = dslComp.properties
nodeTemplate.artifacts = dslComp.artifacts
nodeTemplate.interfaces = populateInterfaceAssignments(dslComp)
nodeTemplates[dslCompName] = nodeTemplate
}
return nodeTemplates
}
private fun populateWorkflow(): MutableMap<String, Workflow>? {
var workflows: MutableMap<String, Workflow>? = null
if (dslBluePrint.workflows.isNotEmpty()) {
workflows = hashMapOf()
dslBluePrint.workflows.forEach { (dslWorkflowName, dslWorkflow) ->
val workflow = Workflow()
workflow.description = dslWorkflow.description
workflow.steps = dslWorkflow.steps
workflow.inputs = dslWorkflow.inputs
workflow.outputs = dslWorkflow.outputs
workflows[dslWorkflowName] = workflow
}
}
return workflows
}
private fun populateNodeType(dslComponent: DSLComponent): NodeType {
val nodeType = NodeType()
nodeType.derivedFrom = BluePrintConstants.MODEL_TYPE_NODES_ROOT
nodeType.version = dslComponent.version
nodeType.description = dslComponent.description
nodeType.interfaces = populateInterfaceDefinitions(dslComponent, nodeType)
return nodeType
}
private fun populateInterfaceDefinitions(dslComponent: DSLComponent, nodeType: NodeType): MutableMap<String, InterfaceDefinition> {
// Populate Node Type Attribute
nodeType.attributes = attributeDefinitions(dslComponent.attributes)
val operationDefinition = OperationDefinition()
operationDefinition.inputs = propertyDefinitions(dslComponent.inputs)
operationDefinition.outputs = propertyDefinitions(dslComponent.outputs)
val operations: MutableMap<String, OperationDefinition> = hashMapOf()
operations[BluePrintConstants.DEFAULT_STEP_OPERATION] = operationDefinition
val interfaceDefinition = InterfaceDefinition()
interfaceDefinition.operations = operations
val interfaces: MutableMap<String, InterfaceDefinition> = hashMapOf()
interfaces[BluePrintConstants.DEFAULT_STEP_INTERFACE] = interfaceDefinition
return interfaces
}
private fun populateInterfaceAssignments(dslComponent: DSLRegistryComponent): MutableMap<String, InterfaceAssignment> {
val operationAssignment = OperationAssignment()
operationAssignment.implementation = dslComponent.implementation
operationAssignment.inputs = dslComponent.inputs
operationAssignment.outputs = dslComponent.outputs
val operations: MutableMap<String, OperationAssignment> = hashMapOf()
operations[BluePrintConstants.DEFAULT_STEP_OPERATION] = operationAssignment
val interfaceAssignment = InterfaceAssignment()
interfaceAssignment.operations = operations
val interfaces: MutableMap<String, InterfaceAssignment> = hashMapOf()
interfaces[dslComponent.interfaceName] = interfaceAssignment
return interfaces
}
private fun populateInterfaceAssignments(dslComponent: DSLComponent): MutableMap<String, InterfaceAssignment> {
val operationAssignment = OperationAssignment()
operationAssignment.implementation = dslComponent.implementation
operationAssignment.inputs = propertyAssignments(dslComponent.inputs)
operationAssignment.outputs = propertyAssignments(dslComponent.outputs)
val operations: MutableMap<String, OperationAssignment> = hashMapOf()
operations[BluePrintConstants.DEFAULT_STEP_OPERATION] = operationAssignment
val interfaceAssignment = InterfaceAssignment()
interfaceAssignment.operations = operations
val interfaces: MutableMap<String, InterfaceAssignment> = hashMapOf()
interfaces[BluePrintConstants.DEFAULT_STEP_INTERFACE] = interfaceAssignment
return interfaces
}
private fun propertyDefinitions(propertyDefinitions: Map<String, PropertyDefinition>?): MutableMap<String, PropertyDefinition>? {
val definitions: MutableMap<String, PropertyDefinition>? = propertyDefinitions?.bpClone()?.toMutableMap()
definitions?.forEach { (_, prop) ->
prop.value = null
}
return definitions
}
private fun attributeDefinitions(attributeDefinitions: Map<String, AttributeDefinition>?): MutableMap<String, AttributeDefinition>? {
val definitions: MutableMap<String, AttributeDefinition>? = attributeDefinitions?.bpClone()?.toMutableMap()
definitions?.forEach { (_, prop) ->
prop.value = null
}
return definitions
}
private fun propertyAssignments(propertyDefinitions: Map<String, PropertyDefinition>?): MutableMap<String, JsonNode>? {
var assignments: MutableMap<String, JsonNode>? = null
if (propertyDefinitions != null) {
assignments = hashMapOf()
propertyDefinitions.forEach { (propertyName, property) ->
assignments[propertyName] = property.value ?: NullNode.instance
}
}
return assignments
}
}
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