package nl.astraeus.jdbc.util; import java.text.DecimalFormat; import java.text.NumberFormat; /** * User: rnentjes * Date: 3/28/12 * Time: 12:28 PM */ public class Util { // utility functions public static String formatNano(long l) { NumberFormat format = new DecimalFormat("###,##0.000000"); return format.format((double) l / 1000000.0); } public static void printMemoryUsage() { System.out.println("Used memory: "+((Runtime.getRuntime().totalMemory() / (1024*1024))-(Runtime.getRuntime().freeMemory() / (1024*1024)))); System.out.println("Free memory: "+(Runtime.getRuntime().freeMemory() / (1024*1024))); System.out.println("Total memory: "+(Runtime.getRuntime().totalMemory() / (1024*1024))); System.out.println("Max memory: "+(Runtime.getRuntime().maxMemory() / (1024*1024))); } }