VersionCommand.java

/*
 * 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. See accompanying LICENSE file.
 */

package com.yahoo.storm.yarn;

import java.io.File;
import java.util.List;
import java.util.Map;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Options;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.google.common.base.Joiner;
import com.google.common.io.Files;
import com.yahoo.storm.yarn.Client.ClientCommand;
import com.yahoo.storm.yarn.generated.StormMaster;

class VersionCommand implements ClientCommand {
  private static final Logger LOG = LoggerFactory
      .getLogger(StormMasterCommand.class);
  
  VersionCommand() {
  }

  @Override
  public Options getOpts() {
    Options opts = new Options();
    return opts;
  }
  
  @Override
  public String getHeaderDescription() {
    return "storm-yarn version";
  }

  @Override
  public void process(CommandLine cl) throws Exception {
    Version version = Util.getStormVersion();
    System.out.println(version.toString());
  }
}