ms/blueprintsprocessor/modules/blueprints/blueprint-core/src/main/kotlin/org/onap/ccsdk/cds/controllerblueprints/core/scripts/BluePrintScriptsServiceImpl.kt

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  * Modifications Copyright © 2018 IBM.
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *     http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 package org.onap.ccsdk.cds.controllerblueprints.core.scripts
  19
  20 import org.onap.ccsdk.cds.controllerblueprints.core.BluePrintConstants
  21 import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintScriptsService
  22 import org.onap.ccsdk.cds.controllerblueprints.core.logger
  23 import org.onap.ccsdk.cds.controllerblueprints.core.normalizedPathName
  24 import org.onap.ccsdk.cds.controllerblueprints.core.utils.BluePrintFileUtils
  25 import org.onap.ccsdk.cds.controllerblueprints.core.utils.BluePrintMetadataUtils
  26 import java.util.ArrayList
  27
  28 open class BluePrintScriptsServiceImpl : BluePrintScriptsService {
  29
  30     val log = logger(BluePrintScriptsServiceImpl::class)
  31
  32     override suspend fun <T> scriptInstance(bluePrintSourceCode: BluePrintSourceCode, scriptClassName: String): T {
  33         val bluePrintCompileService = BluePrintCompileService()
  34         return bluePrintCompileService.eval(bluePrintSourceCode, scriptClassName, null)
  35     }
  36
  37     override suspend fun <T> scriptInstance(
  38         blueprintBasePath: String,
  39         artifactName: String,
  40         artifactVersion: String,
  41         scriptClassName: String,
  42         reCompile: Boolean
  43     ): T {
  44
  45         val sources: MutableList<String> = arrayListOf()
  46         sources.add(normalizedPathName(blueprintBasePath, BluePrintConstants.TOSCA_SCRIPTS_KOTLIN_DIR))
  47
  48         val scriptSource = BluePrintSourceCode()
  49         scriptSource.blueprintKotlinSources = sources
  50         scriptSource.moduleName = "$artifactName-$artifactVersion-cba-kts"
  51         scriptSource.cacheKey = BluePrintFileUtils.compileCacheKey(blueprintBasePath)
  52         scriptSource.targetJarFile = BluePrintFileUtils.compileJarFile(blueprintBasePath, artifactName, artifactVersion)
  53         scriptSource.regenerate = reCompile
  54         return scriptInstance(scriptSource, scriptClassName)
  55     }
  56
  57     override suspend fun <T> scriptInstance(
  58         blueprintBasePath: String,
  59         scriptClassName: String,
  60         reCompile: Boolean
  61     ): T {
  62         val toscaMetaData = BluePrintMetadataUtils.toscaMetaData(blueprintBasePath)
  63         checkNotNull(toscaMetaData.templateName) { "couldn't find 'Template-Name' key in TOSCA.meta" }
  64         checkNotNull(toscaMetaData.templateVersion) { "couldn't find 'Template-Version' key in TOSCA.meta" }
  65         return scriptInstance(
  66             blueprintBasePath, toscaMetaData.templateName!!, toscaMetaData.templateVersion!!,
  67             scriptClassName, reCompile
  68         )
  69     }
  70
  71     override suspend fun <T> scriptInstance(cacheKey: String, scriptClassName: String): T {
  72         val args = ArrayList<Any?>()
  73         return BluePrintCompileCache.classLoader(cacheKey).loadClass(scriptClassName).constructors
  74             .single().newInstance(*args.toArray()) as T
  75     }
  76
  77     override suspend fun <T> scriptInstance(scriptClassName: String): T {
  78         val args = ArrayList<Any?>()
  79         return Thread.currentThread().contextClassLoader.loadClass(scriptClassName).constructors
  80             .single().newInstance(*args.toArray()) as T
  81     }
  82 }