MicroTime.java

package jass.render;

/**
   Utility class to provide time, using native accurate timers whenever availabel
    @author Kees van den Doel (kvdoel@cs.ubc.ca)
*/
public class MicroTime {
    private static boolean useNative=false;
    
    static {
	try {
	    System.loadLibrary("MicroTime");
	    useNative = true;
	} catch(java.lang.UnsatisfiedLinkError e) {
	    System.out.println("Using Java Time function in MicroTime");
	    useNative = false;
	}
    }
    
    /** Return the time with microsecond accuracy if possible  */
    public static double getTime() {
        if(useNative) {
            return getMicroTime();
        } else {
            return System.currentTimeMillis()/1000.;
        }
    }
    
    /** Return the time in seconds accurate to microseconds ar least*/
    private static native double getMicroTime();
    
}