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/**
 * Copyright 2016 Symantec Corporation.
 * 
 * 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 io.symcpe.wraith.aggregations;

import java.io.IOException;
import java.util.Map;

/**
 * Interface to define an Aggregation Engine
 * 
 * @author ambud_sharma
 */
public interface AggregationEngine {
	
	public void initialize(Map conf, int taskId) throws Exception;
	
	public void flush() throws IOException;
	
	public void cleanup() throws IOException;

	public void restore() throws IOException;
	
}




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