content: /**
   * 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.apache.aurora.scheduler.resources;
  
  import java.util.function.Supplier;
  
  import com.beust.jcommander.Parameter;
  import com.beust.jcommander.Parameters;
  
  /**
   * Control knobs for how Aurora treats different resource types.
   *
   * The command line handling seen here is non-standard. Normally we declare them in modules
   * and then inject them via 'settings' classes. Unfortunately, this does not work here as we
   * would need to perform the injection into the ResourceType enum. Enums are picky in that regard.
   */
  @Parameters(separators = "=")
  public class ResourceSettings {
  
    @Parameter(names = "-enable_revocable_cpus",
        description = "Treat CPUs as a revocable resource.",
        arity = 1)
    public boolean enableRevocableCpus = true;
  
    @Parameter(names = "-enable_revocable_ram",
        description = "Treat RAM as a revocable resource.",
        arity = 1)
    public boolean enableRevocableRam = false;
  
    static final Supplier<Boolean> NOT_REVOCABLE = () -> false;
  }
  