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/*
* 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.spark.scheduler.cluster
import java.util.concurrent.atomic.AtomicBoolean
private[spark] class SimpleExtensionService extends SchedulerExtensionService {
/** started flag; set in the `start()` call, stopped in `stop()`. */
val started = new AtomicBoolean(false)
override def start(binding: SchedulerExtensionServiceBinding): Unit = {
started.set(true)
}
override def stop(): Unit = {
started.set(false)
}
}
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