package com.anylambda.util;

import java.util.Calendar;

public class SafeTest{
   final static int LEN_ARR = 50000000;
   public static void main(String[] args) {
      System.out.println("Total Memory: " + Runtime.getRuntime().totalMemory());
      System.out.println("Max Memory: " + Runtime.getRuntime().maxMemory());
      System.out.println("Free Memory: " + Runtime.getRuntime().freeMemory());
      long startTime = Calendar.getInstance().getTimeInMillis();
      Integer[] jvmIntegerArr = new Integer[LEN_ARR];
      for(int i = 0;i<LEN_ARR;i++) {
         jvmIntegerArr[i] = new Integer(i);
      }
      long endTime = Calendar.getInstance().getTimeInMillis();
      System.out.println();
      System.out.println("Elapsed: "+(endTime - startTime));
      System.out.println("Total Memory: " + Runtime.getRuntime().totalMemory());
      System.out.println("Max Memory: " + Runtime.getRuntime().maxMemory());
      System.out.println("Free Memory: " + Runtime.getRuntime().freeMemory());
      for(int i = 0;i<10;i++) {
         System.out.println(jvmIntegerArr[i].intValue());
      }
   }
}