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Counter batching service for Usergrid distributed counter architechture

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/*******************************************************************************
 * Copyright 2012 Apigee 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 com.usergrid.count;

import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.TimeUnit;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.yammer.metrics.Metrics;
import com.yammer.metrics.core.Timer;
import com.yammer.metrics.core.TimerContext;

/**
 * Submits directly to Cassandra for insertion
 * 
 * @author zznate
 */
public class CassandraSubmitter implements BatchSubmitter {
	private final Logger log = LoggerFactory
			.getLogger(CassandraSubmitter.class);

	private final int threadCount = 3;
	private final CassandraCounterStore cassandraCounterStore;

	private final ExecutorService executor = Executors
			.newFixedThreadPool(threadCount);
	private final Timer addTimer = Metrics.newTimer(CassandraSubmitter.class,
			"submit_invocation", TimeUnit.MICROSECONDS, TimeUnit.SECONDS);

	public CassandraSubmitter(CassandraCounterStore cassandraCounterStore) {
		this.cassandraCounterStore = cassandraCounterStore;
	}

	@Override
	public Future submit(final AbstractBatcher.Batch batch) {
		// TODO reconcile this dupped code with the other submitters
		return executor.submit(new Callable