YarnContext.java

// Copyright 2016 Twitter. All rights reserved.
//
// 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 com.twitter.heron.scheduler.yarn;

import com.twitter.heron.spi.common.Config;
import com.twitter.heron.spi.common.Context;

public final class YarnContext extends Context {

  private YarnContext() {
  }

  public static String heronYarnQueue(Config cfg) {
    return cfg.getStringValue(YarnKey.HERON_SCHEDULER_YARN_QUEUE.value(),
        YarnKey.HERON_SCHEDULER_YARN_QUEUE.getDefaultString());
  }

  public static int heronDriverMemoryMb(Config cfg) {
    return cfg.getIntegerValue(YarnKey.YARN_SCHEDULER_DRIVER_MEMORY_MB.value(),
        YarnKey.YARN_SCHEDULER_DRIVER_MEMORY_MB.getDefaultInt());
  }
}