storage-handlers/hbase/src/test/org/apache/hcatalog/hbase/snapshot/IDGenClient.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.hcatalog.hbase.snapshot;

import java.util.HashMap;
import java.util.Map;
import java.util.Random;

public class IDGenClient extends Thread {

    String connectionStr;
    String base_dir;
    ZKUtil zkutil;
    Random sleepTime = new Random();
    int runtime;
    HashMap<Long, Long> idMap;
    String tableName;

    IDGenClient(String connectionStr, String base_dir, int time, String tableName) {
        super();
        this.connectionStr = connectionStr;
        this.base_dir = base_dir;
        this.zkutil = new ZKUtil(connectionStr, base_dir);
        this.runtime = time;
        idMap = new HashMap<Long, Long>();
        this.tableName = tableName;
    }

    /*
     * @see java.lang.Runnable#run()
     */
    @Override
    public void run() {
        long startTime = System.currentTimeMillis();
        int timeElapsed = 0;
        while( timeElapsed <= runtime){
            try {
                long id = zkutil.nextId(tableName);
                idMap.put(System.currentTimeMillis(), id);

                int sTime = sleepTime.nextInt(2);
                Thread.sleep(sTime * 100);
            } catch (Exception e) {
                e.printStackTrace();
            }

            timeElapsed = (int) Math.ceil((System.currentTimeMillis() - startTime)/(double)1000);
        }

    }

    Map<Long, Long> getIdMap(){
        return idMap;
    }

}