hadoop-mapreduce/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/ApplicationsStore.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
 *
 *     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.hadoop.yarn.server.resourcemanager.recovery;

import java.io.IOException;

import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.api.records.ApplicationMaster;
import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
import org.apache.hadoop.yarn.api.records.Container;

public interface ApplicationsStore {
  public ApplicationStore createApplicationStore(ApplicationId applicationId,
      ApplicationSubmissionContext context) throws IOException;
  public void removeApplication(ApplicationId application) throws IOException;
 
  public interface ApplicationStore {
    public void storeContainer(Container container) throws IOException;
    public void removeContainer(Container container) throws IOException;
    public void storeMasterContainer(Container container) throws IOException;
    public void updateApplicationState(ApplicationMaster master) throws IOException;
    public boolean isLoggable();
  }
}