Simple Caliper Benchmark test program.

CaliperTest1.java

import com.google.caliper.Param;
import com.google.caliper.Runner;
import com.google.caliper.SimpleBenchmark;
import java.util.HashMap;

/**
 * Simple Caliper Benchmark test program.
 * 
 * @author Babji Prashanth, Chetty
 */
public class CaliperTest1 extends SimpleBenchmark {
    @Param({"5", "10", "15", "20"}) private int length;
    
    private HashMap<Integer, Integer> intMap;
    
    @Override
    protected void setUp() throws Exception {
        this.intMap = new HashMap&lt;Integer, Integer&gt;();
        
        for(int i=0;i<10000;i++) {
            intMap.put(i, i);
        }
    }
    
    public void timeTestContains1(int reps) {
        for (int i = 0; i < reps; i++) {
            if(intMap.containsKey(i)) {
                Integer someInt = intMap.get(i);
            }
        }
    }

    public void timeTestContains2(int reps) {
        for (int i = 0; i < reps; i++) {
            Integer someInt = intMap.get(i);
            if(someInt != null) {}
        }
    }

    public static void main(String[] args) throws Exception {
        Runner.main(CaliperTest1.class, args);
    }
}