Add Blueprint File utils

Change-Id: I9896d934684343358d1c0c7e321725511430c7e6
Issue-ID: CCSDK-783
Signed-off-by: Muthuramalingam, Brinda Santh(bs2796) <bs2796@att.com>

3 files changed, 137 insertions, 0 deletions

diff --git a/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/BluePrintConstants.kt b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/BluePrintConstants.kt
index 2908a632..0517e90b 100644
--- a/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/BluePrintConstants.kt
+++ b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/BluePrintConstants.kt
@@ -139,7 +139,9 @@ object BluePrintConstants {
     const val PROPERTY_BLUEPRINT_NAME: String = "template_name"

     const val PROPERTY_BLUEPRINT_VERSION: String = "template_version"

 

+    const val TOSCA_METADATA_DIR: String = "TOSCA-Metadata"

     const val TOSCA_METADATA_ENTRY_DEFINITION_FILE: String = "TOSCA-Metadata/TOSCA.meta"

+    const val TOSCA_DEFINITIONS_DIR: String = "Definitions"

     const val TOSCA_PLANS_DIR: String = "Plans"

     const val TOSCA_SCRIPTS_DIR: String = "Scripts"

     const val TOSCA_MAPPINGS_DIR: String = "Mappings"

diff --git a/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/BluePrintFileUtils.kt b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/BluePrintFileUtils.kt
new file mode 100644
index 00000000..d9222d75
--- /dev/null
+++ b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/BluePrintFileUtils.kt
@@ -0,0 +1,128 @@
+/*
+ * 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.core.utils
+
+import com.att.eelf.configuration.EELFLogger
+import com.att.eelf.configuration.EELFManager
+import kotlinx.coroutines.runBlocking
+import org.apache.commons.io.FileUtils
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintConstants
+import org.onap.ccsdk.apps.controllerblueprints.core.BluePrintException
+import org.onap.ccsdk.apps.controllerblueprints.core.service.BluePrintContext
+import java.io.File
+import java.io.FileFilter
+import java.nio.file.Files
+import java.nio.file.StandardOpenOption
+
+class BluePrintFileUtils {
+    companion object {
+
+        private val log: EELFLogger = EELFManager.getInstance().getLogger(this::class.toString())
+
+        fun createEmptyBluePrint(basePath: String) {
+
+            val blueprintDir = File(basePath)
+            FileUtils.deleteDirectory(blueprintDir)
+
+            Files.createDirectories(blueprintDir.toPath())
+
+            val metaDataDir = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_METADATA_DIR))
+            Files.createDirectories(metaDataDir.toPath())
+
+            val metafile = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_METADATA_ENTRY_DEFINITION_FILE))
+            Files.write(metafile.toPath(), getMetaDataContent().toByteArray(), StandardOpenOption.CREATE_NEW)
+
+            val definitionsDir = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR))
+            Files.createDirectories(definitionsDir.toPath())
+
+            val scriptsDir = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_SCRIPTS_DIR))
+            Files.createDirectories(scriptsDir.toPath())
+
+            val plansDir = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_PLANS_DIR))
+            Files.createDirectories(plansDir.toPath())
+
+            val templatesDir = File(blueprintDir.absolutePath.plus(File.separator).plus(BluePrintConstants.TOSCA_TEMPLATES_DIR))
+            Files.createDirectories(templatesDir.toPath())
+
+        }
+
+        fun copyBluePrint(sourcePath: String, targetPath: String) {
+            val sourceFile = File(sourcePath)
+            val targetFile = File(targetPath)
+            sourceFile.copyRecursively(targetFile, true)
+        }
+
+        fun deleteBluePrintTypes(basePath: String) {
+            val definitionPath = basePath.plus(File.separator).plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR)
+            log.info("deleting definition types under : $definitionPath")
+
+            val definitionDir = File(definitionPath)
+            // Find the Type Definitions
+            val fileFilter = FileFilter { pathname -> pathname.absolutePath.endsWith("_types.json") }
+            // Delete the Type Files
+            definitionDir.listFiles(fileFilter).forEach {
+                Files.deleteIfExists(it.toPath())
+            }
+        }
+
+        fun writeBluePrintTypes(blueprintContext: BluePrintContext) {
+
+            val basePath = blueprintContext.rootPath
+            val definitionPath = basePath.plus(File.separator).plus(BluePrintConstants.TOSCA_DEFINITIONS_DIR)
+            val definitionDir = File(definitionPath)
+
+            check(definitionDir.exists()) {
+                throw BluePrintException("couldn't get definition file under path(${definitionDir.absolutePath})")
+            }
+
+            blueprintContext.dataTypes.let {
+                val dataTypesContent = JacksonUtils.getWrappedJson(BluePrintConstants.PATH_DATA_TYPES, blueprintContext.dataTypes!!, true)
+                writeFile(definitionDir.absolutePath, BluePrintConstants.PATH_DATA_TYPES, dataTypesContent)
+
+            }
+
+            blueprintContext.artifactTypes.let {
+                val artifactTypesContent = JacksonUtils.getWrappedJson(BluePrintConstants.PATH_ARTIFACT_TYPES, blueprintContext.artifactTypes!!, true)
+                writeFile(definitionDir.absolutePath, BluePrintConstants.PATH_ARTIFACT_TYPES, artifactTypesContent)
+            }
+
+            blueprintContext.nodeTypes.let {
+                val nodeTypesContent = JacksonUtils.getWrappedJson(BluePrintConstants.PATH_NODE_TYPES, blueprintContext.nodeTypes!!, true)
+                writeFile(definitionDir.absolutePath, BluePrintConstants.PATH_NODE_TYPES, nodeTypesContent)
+            }
+
+        }
+
+        private fun writeFile(definitionPath: String, type: String, content: String) = runBlocking {
+            val typeFile = File(definitionPath.plus(File.separator).plus("$type.json"))
+
+            Files.write(typeFile.toPath(), content.toByteArray(), StandardOpenOption.CREATE_NEW)
+            check(typeFile.exists()) {
+                throw BluePrintException("couldn't write $type.json file under path(${typeFile.absolutePath})")
+            }
+        }
+
+        private fun getMetaDataContent(): String {
+            return "TOSCA-Meta-File-Version: 1.0.0" +
+                    "\nCSAR-Version: <VERSION>" +
+                    "\nCreated-By: <AUTHOR NAME>" +
+                    "\nEntry-Definitions: Definitions/<BLUEPRINT_NAME>.json" +
+                    "\nTemplate-Tags: <TAGS>"
+        }
+
+    }
+}
\ No newline at end of file
diff --git a/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
index cf5f9e20..f53f8615 100644
--- a/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
+++ b/components/core/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/core/utils/JacksonUtils.kt
@@ -105,6 +105,13 @@ object JacksonUtils {
     }

 

     @JvmStatic

+    fun getWrappedJson(wrapper: String, any: kotlin.Any, pretty: Boolean = false): String {

+        val wrapperMap = hashMapOf<String, Any>()

+        wrapperMap[wrapper] = any

+        return getJson(wrapperMap, pretty)

+    }

+

+    @JvmStatic

     fun getJson(any: kotlin.Any, pretty: Boolean = false): String {

         val objectMapper = jacksonObjectMapper()

         objectMapper.setSerializationInclusion(JsonInclude.Include.NON_NULL)