| package org.apache.amaterasu.leader.execution.frameworks |
| |
| import org.apache.amaterasu.common.configuration.ClusterConfig |
| import org.apache.amaterasu.common.logging.Logging |
| import org.apache.amaterasu.sdk.frameworks.FrameworkSetupProvider |
| import org.reflections.Reflections |
| |
| import scala.collection.JavaConversions._ |
| |
| class FrameworkProvidersFactory { |
| var providers: Map[String, FrameworkSetupProvider] = _ |
| |
| def groups: Array[String] = { |
| providers.keys.toArray |
| } |
| |
| def getFramework(groupId: String): FrameworkSetupProvider = { |
| providers(groupId) |
| } |
| } |
| |
| object FrameworkProvidersFactory extends Logging { |
| |
| def apply(env: String, config: ClusterConfig): FrameworkProvidersFactory = { |
| |
| val result = new FrameworkProvidersFactory() |
| |
| val reflections = new Reflections(getClass.getClassLoader) |
| val runnerTypes = reflections.getSubTypesOf(classOf[FrameworkSetupProvider]).toSet |
| |
| result.providers = runnerTypes.map(r => { |
| |
| val provider = Manifest.classType(r).runtimeClass.newInstance.asInstanceOf[FrameworkSetupProvider] |
| |
| provider.init(env, config) |
| log.info(s"a provider for group ${provider.getGroupIdentifier} was created") |
| (provider.getGroupIdentifier, provider) |
| |
| }).toMap |
| |
| result |
| } |
| } |