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/*
* Copyright © 2017-2018 AT&T Intellectual Property.
* Modifications Copyright © 2019 IBM.
*
* 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.cds.blueprintsprocessor.designer.api.load
import kotlinx.coroutines.async
import kotlinx.coroutines.awaitAll
import kotlinx.coroutines.coroutineScope
import org.apache.commons.lang3.text.StrBuilder
import org.onap.ccsdk.cds.blueprintsprocessor.designer.api.handler.ResourceDictionaryHandler
import org.onap.ccsdk.cds.controllerblueprints.core.BlueprintException
import org.onap.ccsdk.cds.controllerblueprints.core.normalizedFile
import org.onap.ccsdk.cds.controllerblueprints.core.readNBText
import org.onap.ccsdk.cds.controllerblueprints.core.utils.JacksonUtils
import org.onap.ccsdk.cds.controllerblueprints.resource.dict.ResourceDefinition
import org.slf4j.LoggerFactory
import org.springframework.stereotype.Service
import java.io.File
@Service
open class ResourceDictionaryLoadService(private val resourceDictionaryHandler: ResourceDictionaryHandler) {
private val log = LoggerFactory.getLogger(ResourceDictionaryLoadService::class.java)
open suspend fun loadPathsResourceDictionary(paths: List<String>) {
coroutineScope {
val deferred = paths.map {
async {
loadPathResourceDictionary(it)
}
}
deferred.awaitAll()
}
}
open suspend fun loadPathResourceDictionary(path: String) {
log.info(" ******* loadResourceDictionary($path) ********")
val files = normalizedFile(path).listFiles()
val errorBuilder = StrBuilder()
coroutineScope() {
val deferred = files.map {
async {
loadResourceDictionary(errorBuilder, it)
}
}
deferred.awaitAll()
}
if (!errorBuilder.isEmpty) {
log.error(errorBuilder.toString())
}
}
private suspend fun loadResourceDictionary(errorBuilder: StrBuilder, file: File) {
try {
log.trace("Loading Resource Dictionary(${file.name}}")
val definitionContent = file.readNBText()
val resourceDefinition = JacksonUtils.readValue(definitionContent, ResourceDefinition::class.java)
if (resourceDefinition != null) {
resourceDictionaryHandler.saveResourceDefinition(resourceDefinition)
log.trace("Resource dictionary(${file.name}) loaded successfully ")
} else {
throw BlueprintException("couldn't get dictionary from content information")
}
} catch (e: Exception) {
errorBuilder.appendln("Couldn't load Resource dictionary (${file.name}: ${e.message})")
}
}
}
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