ms/blueprintsprocessor/functions/resource-resolution/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/functions/resource/resolution/utils/ResourceDefinitionUtils.kt

   1 /*
   2  *  Copyright © 2019 IBM.
   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.cds.blueprintsprocessor.functions.resource.resolution.utils
  18
  19 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintProcessorException
  20 import org.onap.ccsdk.cds.controllerblueprints.core.asJsonString
  21 import org.onap.ccsdk.cds.controllerblueprints.core.asListOfString
  22 import org.onap.ccsdk.cds.controllerblueprints.core.data.PropertyDefinition
  23 import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
  24 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceAssignment
  25 import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDefinition
  26
  27 object ResourceDefinitionUtils {
  28
  29     fun definitionDependencies(definition: ResourceDefinition, sources: List<String>): Set<String> {
  30         val dependencies: MutableSet<String> = mutableSetOf()
  31         definition.sources.forEach { (sourceName, source) ->
  32             if (sources.contains(sourceName)) {
  33                 val keyDependenciesExists = source.properties?.containsKey("key-dependencies") ?: false
  34                 if (keyDependenciesExists) {
  35                     dependencies.addAll(source.properties!!["key-dependencies"]!!.asListOfString())
  36                 }
  37             }
  38         }
  39         return dependencies
  40     }
  41
  42     /** Create a processing resource assignments for the resource definition  */
  43     fun createResourceAssignments(resourceDefinitions: MutableMap<String, ResourceDefinition>,
  44                                   resolveDefinition: String, sources: List<String>)
  45             : MutableList<ResourceAssignment> {
  46         /** Check if resolve definition is defined in the resource definition Map */
  47         val resourceDefinition = resourceDefinitions[resolveDefinition]
  48                 ?: throw BluePrintProcessorException("failed to get resolve definition($resolveDefinition)")
  49
  50         val resourceAssignments: MutableList<ResourceAssignment> = arrayListOf()
  51         /** Get the dependency property fields for the the resource definition to resolve */
  52         val definitionDependencies = definitionDependencies(resourceDefinition, sources)
  53         definitionDependencies.forEach { definitionDependencyName ->
  54             val definitionDependency = resourceDefinitions[definitionDependencyName]
  55                     ?: throw BluePrintProcessorException("failed to get dependency definition($definitionDependencyName)")
  56
  57             val resourceAssignment = ResourceAssignment().apply {
  58                 name = definitionDependency.name
  59                 dictionaryName = definitionDependency.name
  60                 /** The assumption is al resource are already resolved and shall get as input source */
  61                 dictionarySource = "input"
  62                 property = definitionDependency.property
  63             }
  64             resourceAssignments.add(resourceAssignment)
  65         }
  66
  67         resourceDefinition.sources.forEach { (sourceName, source) ->
  68             if (sources.contains(sourceName)) {
  69                 val resourceAssignment = ResourceAssignment().apply {
  70                     name = "$sourceName:${resourceDefinition.name}"
  71                     dictionaryName = resourceDefinition.name
  72                     dictionarySource = sourceName
  73                     dictionarySourceDefinition = source
  74                     // Clone the PropertyDefinition, otherwise property value will be overridden
  75                     property = JacksonUtils
  76                             .readValue(resourceDefinition.property.asJsonString(), PropertyDefinition::class.java)
  77                     val keyDependenciesExists = source.properties?.containsKey("key-dependencies") ?: false
  78                     if (keyDependenciesExists) {
  79                         dependencies = source.properties!!["key-dependencies"]!!.asListOfString().toMutableList()
  80                     }
  81                 }
  82                 resourceAssignments.add(resourceAssignment)
  83             }
  84         }
  85         // Populate Resource Definition's dependencies as Input Resource Assignment
  86         return resourceAssignments
  87     }
  88 }