gerrit.onap Code Review - ccsdk/cds.git/blob

   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.controllerblueprints.service.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.onap.ccsdk.cds.controllerblueprints.core.normalizedFile
  26 import org.slf4j.LoggerFactory
  27 import org.springframework.stereotype.Service
  28 import java.io.File
  29 import java.util.*
  30
  31 @Service
  32 open class BluePrintCatalogLoadService(private val bluePrintCatalogService: BluePrintCatalogService) {
  33
  34     private val log = LoggerFactory.getLogger(BluePrintCatalogLoadService::class.java)
  35
  36     open fun loadPathsBluePrintModelCatalog(paths: List<String>) {
  37         paths.forEach { loadPathBluePrintModelCatalog(it) }
  38     }
  39
  40     open fun loadPathBluePrintModelCatalog(path: String) {
  41
  42         val files = File(path).listFiles()
  43         runBlocking {
  44             val errorBuilder = StrBuilder()
  45             val deferredResults = mutableListOf<Deferred<Unit>>()
  46
  47             for (file in files) {
  48                 deferredResults += async {
  49                     loadBluePrintModelCatalog(errorBuilder, file)
  50                 }
  51             }
  52
  53             for (deferredResult in deferredResults) {
  54                 deferredResult.await()
  55             }
  56
  57             if (!errorBuilder.isEmpty) {
  58                 log.error(errorBuilder.toString())
  59             }
  60         }
  61     }
  62
  63     open suspend fun loadBluePrintModelCatalog(errorBuilder: StrBuilder, file: File) {
  64         try {
  65             bluePrintCatalogService.saveToDatabase(UUID.randomUUID().toString(), file)
  66         } catch (e: Exception) {
  67             errorBuilder.appendln("Couldn't load BlueprintModel(${file.name}: ${e.message}")
  68         }
  69     }
  70
  71 }