| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.gearpump.streaming.dsl.javaapi |
| |
| import java.util.Collection |
| |
| import org.apache.gearpump.cluster.UserConfig |
| import org.apache.gearpump.cluster.client.{ClientContext, RunningApplication} |
| import org.apache.gearpump.streaming.dsl.scalaapi.{CollectionDataSource, StreamApp} |
| import org.apache.gearpump.streaming.source.DataSource |
| |
| import scala.collection.JavaConverters._ |
| |
| class JavaStreamApp(name: String, context: ClientContext, userConfig: UserConfig) { |
| |
| private val streamApp = StreamApp(name, context, userConfig) |
| |
| def source[T](collection: Collection[T], parallelism: Int, |
| conf: UserConfig, description: String): JavaStream[T] = { |
| val dataSource = new CollectionDataSource(collection.asScala.toSeq) |
| source(dataSource, parallelism, conf, description) |
| } |
| |
| def source[T](dataSource: DataSource, parallelism: Int, |
| conf: UserConfig, description: String): JavaStream[T] = { |
| new JavaStream[T](streamApp.source(dataSource, parallelism, conf, description)) |
| } |
| |
| def submit(): RunningApplication = { |
| context.submit(streamApp) |
| } |
| } |