RMHaDispatch.java

/**
 * 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
 * <p/>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p/>
 * 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.hadoop.gateway.rm.dispatch;

import org.apache.hadoop.gateway.config.Configure;
import org.apache.hadoop.gateway.ha.provider.HaProvider;
import org.apache.hadoop.gateway.ha.provider.HaServiceConfig;

import javax.servlet.ServletException;

public class RMHaDispatch extends RMHaBaseDispatcher {
    private static final String RESOURCE_ROLE = "RESOURCEMANAGER";
    private HaProvider haProvider;

    /**
   * @throws javax.servlet.ServletException
   */
  public RMHaDispatch() {
    super();
  }
   @Configure
   public void setHaProvider(HaProvider haProvider) {
        this.haProvider = haProvider;
    }

   @Override
   public void init() {
     super.init();
     if (haProvider != null) {
       super.setResourceRole(RESOURCE_ROLE);
       HaServiceConfig serviceConfig = haProvider.getHaDescriptor().getServiceConfig(RESOURCE_ROLE);
       super.setMaxFailoverAttempts( serviceConfig.getMaxFailoverAttempts());
       super.setFailoverSleep( serviceConfig.getFailoverSleep());
       super.setMaxRetryAttempts( serviceConfig.getMaxRetryAttempts());
       super.setRetrySleep( serviceConfig.getRetrySleep());
       super.setHaProvider(haProvider);
     }
   }
}