blueprint scripting services

Change-Id: I834b83e0c2716eceadeec8a5f17a7604e938166a
Issue-ID: CCSDK-941
Signed-off-by: Muthuramalingam, Brinda Santh <bs2796@att.com>

7 files changed, 87 insertions, 26 deletions

diff --git a/ms/controllerblueprints/modules/blueprint-scripts/pom.xml b/ms/controllerblueprints/modules/blueprint-scripts/pom.xml
index 46c88b4c..e0858d20 100644
--- a/ms/controllerblueprints/modules/blueprint-scripts/pom.xml
+++ b/ms/controllerblueprints/modules/blueprint-scripts/pom.xml
@@ -54,6 +54,10 @@
             <groupId>org.jetbrains.kotlin</groupId>
             <artifactId>kotlin-script-runtime</artifactId>
         </dependency>
+        <dependency>
+            <groupId>org.jetbrains.kotlin</groupId>
+            <artifactId>kotlin-test-junit</artifactId>
+        </dependency>
     </dependencies>
 
 </project>
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintCompilerProxy.kt b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintCompilerProxy.kt
index 7e9e8688..ce9553c0 100644
--- a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintCompilerProxy.kt
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintCompilerProxy.kt
@@ -16,7 +16,6 @@
 
 package org.onap.ccsdk.apps.controllerblueprints.scripts
 
-import org.jetbrains.kotlin.com.intellij.openapi.util.Disposer
 import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys
 import org.jetbrains.kotlin.cli.common.config.addKotlinSourceRoots
 import org.jetbrains.kotlin.cli.common.environment.setIdeaIoUseFallback
@@ -28,6 +27,7 @@ import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinToJVMBytecodeCompiler
 import org.jetbrains.kotlin.cli.jvm.config.JvmClasspathRoot
+import org.jetbrains.kotlin.com.intellij.openapi.util.Disposer
 import org.jetbrains.kotlin.config.*
 import org.slf4j.LoggerFactory
 import java.io.File
@@ -94,13 +94,11 @@ open class BluePrintsCompilerProxy(private val hostConfiguration: ScriptingHostC
                 // Compile Kotlin Sources
                 val compiled = KotlinToJVMBytecodeCompiler.compileBunchOfSources(environment)
 
-                log.info("Generated jar(${compiledJarFile.absolutePath}) status : $compiled}")
-
                 val analyzerWithCompilerReport = AnalyzerWithCompilerReport(messageCollector,
                         environment.configuration.languageVersionSettings)
 
                 if (analyzerWithCompilerReport.hasErrors()) {
-                    return failure()
+                    return ResultWithDiagnostics.Failure(messageCollector.diagnostics)
                 }
             }
 
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHost.kt b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptingHost.kt
index 59ce4abb..df721e0f 100644
--- a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHost.kt
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptingHost.kt
@@ -41,12 +41,14 @@ open class BlueprintScriptingHost(evaluator: ScriptEvaluator) : BasicScriptingHo
                 compiler(script, scriptCompilationConfiguration)
                         .onSuccess {
                             evaluator(it, configuration)
+                        }.onFailure { failedResult ->
+                            val messages = failedResult.reports?.joinToString("\n")
+                            throw BluePrintProcessorException(messages)
                         }
             }
 }
 
-
-open class BluePrintScriptEvaluator<T>(private val scriptClassName: String) : ScriptEvaluator {
+open class BluePrintScriptEvaluator(private val scriptClassName: String) : ScriptEvaluator {
 
     private val log = LoggerFactory.getLogger(BluePrintScriptEvaluator::class.java)!!
 
@@ -55,7 +57,7 @@ open class BluePrintScriptEvaluator<T>(private val scriptClassName: String) : Sc
             scriptEvaluationConfiguration: ScriptEvaluationConfiguration?
     ): ResultWithDiagnostics<EvaluationResult> =
             try {
-                log.info("Getting class name($scriptClassName) of type() from the compiled sources ")
+                log.debug("Getting script class name($scriptClassName) from the compiled sources ")
                 val bluePrintCompiledScript = compiledScript as BluePrintCompiledScript
                 bluePrintCompiledScript.scriptClassFQName = scriptClassName
 
@@ -76,10 +78,10 @@ open class BluePrintScriptEvaluator<T>(private val scriptClassName: String) : Sc
                             args.addAll(it)
                         }
 
-                        val instance = scriptClass.java.newInstance() as? T
+                        val instance = scriptClass.java.constructors.single().newInstance(*args.toArray())
                                 ?: throw BluePrintProcessorException("failed to create instance from the script")
 
-                        log.info("Created script instance successfully....")
+                        log.info("Created script instance of type ${instance.javaClass}")
 
                         ResultWithDiagnostics.Success(EvaluationResult(ResultValue.Value(scriptClass.qualifiedName!!,
                                 instance, "", instance),
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptConfiguration.kt b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptsConfiguration.kt
index 3b3a5907..c4e2cfba 100644
--- a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptConfiguration.kt
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptsConfiguration.kt
@@ -18,11 +18,9 @@ package org.onap.ccsdk.apps.controllerblueprints.scripts
 
 import java.io.File
 import kotlin.script.experimental.annotations.KotlinScript
-import kotlin.script.experimental.api.ScriptCompilationConfiguration
-import kotlin.script.experimental.api.SourceCode
-import kotlin.script.experimental.api.defaultImports
+import kotlin.script.experimental.api.*
 import kotlin.script.experimental.jvm.jvm
-import kotlin.script.experimental.jvm.util.classpathFromClassloader
+import kotlin.script.experimental.jvm.util.classpathFromClasspathProperty
 
 @KotlinScript(
         fileExtension = "cba.kts",
@@ -33,15 +31,14 @@ abstract class BluePrintKotlinScript
 
 object BluePrintScripCompilationConfiguration : ScriptCompilationConfiguration(
         {
-            defaultImports(
-                    "org.onap.ccsdk.apps.controllerblueprints.core.*",
-                    "org.onap.ccsdk.apps.controllerblueprints.core.data.*",
-                    "org.onap.ccsdk.apps.controllerblueprints.core.interfaces.*",
-                    "org.onap.ccsdk.apps.controllerblueprints.core.services.*",
-                    "org.onap.ccsdk.apps.controllerblueprints.core.utils.*")
             jvm {
-                classpathFromClassloader(BluePrintScripCompilationConfiguration::class.java.classLoader)
+                //classpathFromClassloader(BluePrintScripCompilationConfiguration::class.java.classLoader)
+                classpathFromClasspathProperty()
             }
+            ide{
+                acceptedLocations(ScriptAcceptedLocation.Everywhere)
+            }
+
         }
 )
 
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptsServiceImpl.kt b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptsServiceImpl.kt
new file mode 100644
index 00000000..e1365523
--- /dev/null
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BluePrintScriptsServiceImpl.kt
@@ -0,0 +1,64 @@
+/*
+ * Copyright © 2017-2018 AT&T Intellectual Property.
+ *
+ * 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.apps.controllerblueprints.scripts
+
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintScriptsService
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintContext
+import org.springframework.stereotype.Service
+import java.io.File
+import kotlin.script.experimental.api.ResultValue
+import kotlin.script.experimental.api.resultOrNull
+import kotlin.script.experimental.jvmhost.createJvmCompilationConfigurationFromTemplate
+
+@Service
+open class BluePrintScriptsServiceImpl : BluePrintScriptsService {
+
+    override fun <T> scriptInstance(blueprintContext: BluePrintContext, scriptClassName: String,
+                                    reCompile: Boolean): T {
+
+        val kotlinScriptPath = blueprintContext.rootPath.plus(File.separator)
+                .plus(BluePrintConstants.TOSCA_SCRIPTS_KOTLIN_DIR)
+
+        val compiledJar = kotlinScriptPath.plus(File.separator)
+                .plus(getBluePrintScriptsJarName(blueprintContext))
+
+        val scriptSource = BluePrintSourceCode()
+
+        val sources: MutableList<String> = arrayListOf()
+        sources.add(kotlinScriptPath)
+        scriptSource.blueprintKotlinSources = sources
+        scriptSource.moduleName = "${blueprintContext.name()}-${blueprintContext.version()}-cba-kts"
+        scriptSource.targetJarFile = File(compiledJar)
+        scriptSource.regenerate = reCompile
+
+        val compilationConfiguration = createJvmCompilationConfigurationFromTemplate<BluePrintKotlinScript>()
+        val scriptEvaluator = BluePrintScriptEvaluator(scriptClassName)
+
+        val compiledResponse = BlueprintScriptingHost(scriptEvaluator).eval(scriptSource, compilationConfiguration,
+                null)
+
+        val returnValue = compiledResponse.resultOrNull()?.returnValue as? ResultValue.Value
+
+        return returnValue?.value!! as T
+    }
+
+}
+
+fun getBluePrintScriptsJarName(blueprintContext: BluePrintContext): String {
+    return "${blueprintContext.name()}-${blueprintContext.version()}-cba-kts.jar"
+}
\ No newline at end of file
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/main/resources/META-INF/kotlin/script/templates/org.onap.ccsdk.apps.controllerblueprints.scripts.BluePrintKotlinScript b/ms/controllerblueprints/modules/blueprint-scripts/src/main/resources/META-INF/kotlin/script/templates/org.onap.ccsdk.apps.controllerblueprints.scripts.BluePrintKotlinScript
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/main/resources/META-INF/kotlin/script/templates/org.onap.ccsdk.apps.controllerblueprints.scripts.BluePrintKotlinScript
diff --git a/ms/controllerblueprints/modules/blueprint-scripts/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHostTest.kt b/ms/controllerblueprints/modules/blueprint-scripts/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHostTest.kt
index 4b6f2a47..e84347d2 100644
--- a/ms/controllerblueprints/modules/blueprint-scripts/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHostTest.kt
+++ b/ms/controllerblueprints/modules/blueprint-scripts/src/test/kotlin/org/onap/ccsdk/apps/controllerblueprints/scripts/BlueprintScriptingHostTest.kt
@@ -18,9 +18,7 @@ package org.onap.ccsdk.apps.controllerblueprints.scripts
 
 
 import org.apache.commons.io.FileUtils
-import org.junit.Ignore
 import org.junit.Test
-import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BlueprintFunctionNode
 import java.io.File
 import kotlin.script.experimental.jvm.util.classpathFromClass
 import kotlin.script.experimental.jvm.util.classpathFromClassloader
@@ -29,9 +27,7 @@ import kotlin.script.experimental.jvmhost.createJvmCompilationConfigurationFromT
 
 class BlueprintScriptingHostTest {
 
-    @Test
-    @Ignore
-    fun `test classpaths`() {
+    private fun viewClassPathInfo() {
 
         println(" *********** classpathFromClass  *********** ")
         classpathFromClass(BlueprintScriptingHostTest::class.java.classLoader,
@@ -65,7 +61,7 @@ class BlueprintScriptingHostTest {
 
         val compilationConfiguration = createJvmCompilationConfigurationFromTemplate<BluePrintKotlinScript>()
 
-        val scriptEvaluator = BluePrintScriptEvaluator<BlueprintFunctionNode<String, String>>(scriptClassName)
+        val scriptEvaluator = BluePrintScriptEvaluator(scriptClassName)
 
         val scriptSource2 = BluePrintSourceCode()
         scriptSource2.moduleName = "blueprint-test-script"