ms/controllerblueprints/modules/service/src/main/kotlin/org/onap/ccsdk/apps/controllerblueprints/service/load/BluePrintCatalogLoadService.kt

   1 /*
   2  * Copyright © 2017-2018 AT&T Intellectual Property.
   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.apps.controllerblueprints.service.load
  18
  19 import com.att.eelf.configuration.EELFManager
  20 import kotlinx.coroutines.Deferred
  21 import kotlinx.coroutines.async
  22 import kotlinx.coroutines.runBlocking
  23 import org.apache.commons.lang3.text.StrBuilder
  24 import org.onap.ccsdk.apps.controllerblueprints.core.interfaces.BluePrintCatalogService
  25 import org.springframework.stereotype.Service
  26 import java.io.File
  27
  28 @Service
  29 open class BluePrintCatalogLoadService(private val bluePrintCatalogService: BluePrintCatalogService) {
  30
  31     private val log = EELFManager.getInstance().getLogger(BluePrintCatalogLoadService::class.java)
  32
  33     open fun loadPathsBluePrintModelCatalog(paths: List<String>) {
  34         paths.forEach { loadPathBluePrintModelCatalog(it) }
  35     }
  36
  37     open fun loadPathBluePrintModelCatalog(path: String) {
  38
  39         val files = File(path).listFiles()
  40         runBlocking {
  41             val errorBuilder = StrBuilder()
  42             val deferredResults = mutableListOf<Deferred<Unit>>()
  43
  44             for (file in files) {
  45                 deferredResults += async {
  46                     loadBluePrintModelCatalog(errorBuilder, file)
  47                 }
  48             }
  49
  50             for (deferredResult in deferredResults) {
  51                 deferredResult.await()
  52             }
  53
  54             if (!errorBuilder.isEmpty) {
  55                 log.error(errorBuilder.toString())
  56             }
  57         }
  58     }
  59
  60     open fun loadBluePrintModelCatalog(errorBuilder: StrBuilder, file: File) {
  61         try {
  62             bluePrintCatalogService.saveToDatabase(file)
  63         } catch (e: Exception) {
  64             errorBuilder.appendln("Couldn't load BlueprintModel(${file.name}: ${e.message}")
  65         }
  66     }
  67
  68 }