ms/blueprintsprocessor/modules/inbounds/designer-api/src/main/kotlin/org/onap/ccsdk/cds/blueprintsprocessor/designer/api/load/BluePrintCatalogLoadService.kt

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   3  * Modifications Copyright © 2019 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.blueprintsprocessor.designer.api.load
  19
  20 import kotlinx.coroutines.Deferred
  21 import kotlinx.coroutines.async
  22 import kotlinx.coroutines.runBlocking
  23 import org.apache.commons.lang.text.StrBuilder
  24 import org.onap.ccsdk.cds.controllerblueprints.core.interfaces.BluePrintCatalogService
  25 import org.slf4j.LoggerFactory
  26 import org.springframework.stereotype.Service
  27 import java.io.File
  28 import java.util.UUID
  29
  30 @Service
  31 open class BluePrintCatalogLoadService(private val controllerBlueprintsCatalogService: BluePrintCatalogService) {
  32
  33     private val log = LoggerFactory.getLogger(BluePrintCatalogLoadService::class.java)
  34
  35     open fun loadPathsBluePrintModelCatalog(paths: List<String>) {
  36         paths.forEach { loadPathBluePrintModelCatalog(it) }
  37     }
  38
  39     open fun loadPathBluePrintModelCatalog(path: String) {
  40
  41         val files = File(path).listFiles()
  42         runBlocking {
  43             val errorBuilder = StrBuilder()
  44             val deferredResults = mutableListOf<Deferred<Unit>>()
  45
  46             for (file in files) {
  47                 deferredResults += async {
  48                     loadBluePrintModelCatalog(errorBuilder, file)
  49                 }
  50             }
  51
  52             for (deferredResult in deferredResults) {
  53                 deferredResult.await()
  54             }
  55
  56             if (!errorBuilder.isEmpty) {
  57                 log.error(errorBuilder.toString())
  58             }
  59         }
  60     }
  61
  62     open suspend fun loadBluePrintModelCatalog(errorBuilder: StrBuilder, file: File) {
  63         try {
  64             controllerBlueprintsCatalogService.saveToDatabase(UUID.randomUUID().toString(), file)
  65         } catch (e: Exception) {
  66             errorBuilder.appendln("Couldn't load BlueprintModel(${file.name}: ${e.message}")
  67         }
  68     }
  69 }