TestPerfJCache.java

gistfile1.java

import java.util.concurrent.TimeUnit;

import javax.cache.Cache;
import javax.cache.CacheConfiguration.Duration;
import javax.cache.CacheConfiguration.ExpiryType;
import javax.cache.CacheException;
import javax.cache.Caching;

import org.perf4j.StopWatch;

public class TestPerfJCache {

 public static final String KEY = "KEY";
 public static final String VALUE = "VALUE";

 public static void main(String[] args) throws CacheException {

  StopWatch stopWatch = new StopWatch();

  Cache<String, String> maps = Caching.getCacheManager().<String, String> createCacheBuilder("foo")//
    .setExpiry(ExpiryType.ACCESSED, new Duration(TimeUnit.DAYS, 10))//
    // .setStoreByValue(false)//
    .build();
  for (int i = 0; i < 1_000_000; i++) {
   String key = KEY + i;
   String value = VALUE + i;
   System.out.println("get Object in memory :" + maps.get(key));

   // set a new object
   maps.put(key, value);
   System.out.println("set Object in memory :");

   System.out.println("Get Object after set :" + maps.get(key));
   if (maps.get("KEY0") == null) {
    System.out.println("STOPPING : no more object in cache!");
    return;
   }
  }

  stopWatch.stop();
  System.out.println("OldFashion Elapsed Time: " + stopWatch.getElapsedTime());
 }
}