ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/apps/blueprintsprocessor/functions/resource/resolution/processor/CapabilityResourceAssignmentProcessor.kt

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *     http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolution.processor
  18
  19 import org.onap.ccsdk.apps.blueprintsprocessor.functions.resource.resolution.CapabilityResourceSource
  20 import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintProcessorException
  21 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintScriptsService
  22 import org.onap.ccsdk.apps.controllerblueprints.core.utils.JacksonUtils
  23 import org.onap.ccsdk.apps.controllerblueprints.resource.dict.ResourceAssignment
  24 import org.springframework.context.ApplicationContext
  25 import org.springframework.stereotype.Service
  26
  27 @Service("resource-assignment-processor-capability")
  28 open class CapabilityResourceAssignmentProcessor(private var applicationContext: ApplicationContext,
  29                                                  private val bluePrintScriptsService: BluePrintScriptsService) :
  30         ResourceAssignmentProcessor() {
  31
  32     companion object {
  33         const val CAPABILITY_TYPE_KOTLIN_COMPONENT = "KOTLIN-COMPONENT"
  34         const val CAPABILITY_TYPE_JAVA_COMPONENT = "JAVA-COMPONENT"
  35         const val CAPABILITY_TYPE_JYTHON_COMPONENT = "JYTHON-COMPONENT"
  36     }
  37
  38     override fun getName(): String {
  39         return "resource-assignment-processor-capability"
  40     }
  41
  42     override fun process(resourceAssignment: ResourceAssignment) {
  43
  44         val resourceDefinition = resourceDictionaries[resourceAssignment.dictionaryName]
  45                 ?: throw BluePrintProcessorException("couldn't get resource definition for ${resourceAssignment.dictionaryName}")
  46
  47         val resourceSource = resourceDefinition.sources[resourceAssignment.dictionarySource]
  48                 ?: throw BluePrintProcessorException("couldn't get resource definition " +
  49                         "${resourceAssignment.dictionaryName} source(${resourceAssignment.dictionarySource})")
  50
  51         val resourceSourceProps = checkNotNull(resourceSource.properties) { "failed to get $resourceSource properties" }
  52         /**
  53          * Get the Capability Resource Source Info from Property Definitions.
  54          */
  55         val capabilityResourceSourceProperty = JacksonUtils
  56                 .getInstanceFromMap(resourceSourceProps, CapabilityResourceSource::class.java)
  57
  58         val instanceType = capabilityResourceSourceProperty.type
  59         val instanceName = capabilityResourceSourceProperty.instanceName
  60
  61         var componentResourceAssignmentProcessor: ResourceAssignmentProcessor? = null
  62
  63         when (instanceType) {
  64             CAPABILITY_TYPE_KOTLIN_COMPONENT -> {
  65                 componentResourceAssignmentProcessor = getKotlinResourceAssignmentProcessorInstance(instanceName,
  66                         capabilityResourceSourceProperty.instanceDependencies)
  67             }
  68             CAPABILITY_TYPE_JAVA_COMPONENT -> {
  69                 // Initialize Capability Resource Assignment Processor
  70                 componentResourceAssignmentProcessor = applicationContext.getBean(instanceName, ResourceAssignmentProcessor::class.java)
  71             }
  72             CAPABILITY_TYPE_JYTHON_COMPONENT -> {
  73                 TODO(" No implementation")
  74             }
  75         }
  76
  77         checkNotNull(componentResourceAssignmentProcessor) { "failed to get capability resource assignment processor($instanceName)" }
  78
  79         // Assign Current Blueprint runtime and ResourceDictionaries
  80         componentResourceAssignmentProcessor.raRuntimeService = raRuntimeService
  81         componentResourceAssignmentProcessor.resourceDictionaries = resourceDictionaries
  82
  83         // Invoke componentResourceAssignmentProcessor
  84         componentResourceAssignmentProcessor.apply(resourceAssignment)
  85     }
  86
  87     override fun recover(runtimeException: RuntimeException, resourceAssignment: ResourceAssignment) {
  88
  89         TODO("To Implement")
  90     }
  91
  92     private fun getKotlinResourceAssignmentProcessorInstance(scriptClassName: String,
  93                                                              instanceNames: List<String>? = null): ResourceAssignmentProcessor {
  94         var scriptPropertyInstances: MutableMap<String, Any>? = null
  95
  96         if (instanceNames != null && instanceNames.isNotEmpty()) {
  97             scriptPropertyInstances = hashMapOf()
  98             instanceNames.forEach {
  99                 scriptPropertyInstances[it] = applicationContext.getBean(it)
 100                         ?: throw BluePrintProcessorException("couldn't get the dependency instance($it)")
 101             }
 102         }
 103
 104         return getKotlinResourceAssignmentProcessorInstance(scriptClassName, scriptPropertyInstances)
 105
 106     }
 107
 108     fun getKotlinResourceAssignmentProcessorInstance(scriptClassName: String,
 109                                                      scriptPropertyInstances: MutableMap<String, Any>? = null):
 110             ResourceAssignmentProcessor {
 111
 112         val resourceAssignmentProcessor = bluePrintScriptsService
 113                 .scriptInstance<ResourceAssignmentProcessor>(raRuntimeService.bluePrintContext(),
 114                         scriptClassName, false)
 115
 116         // Add additional Instance
 117         if (scriptPropertyInstances != null) {
 118             resourceAssignmentProcessor.scriptPropertyInstances = scriptPropertyInstances
 119         }
 120
 121         return resourceAssignmentProcessor
 122     }
 123 }