code:

import java.util.Arrays;

public class ta {
	public static void main(String [] args) {
		int[] a = { 1, 2, 3 };
		System.out.println(Arrays.asList(a).size());
	}
}

code:

C:\Documents and Settings\max>javac -version
javac 1.5.0_06
C:\Documents and Settings\max>java -version
java version "1.5.0_06"
Java(TM) 2 Runtime Environment, Standard Edition (build 1.5.0_06-b05)
Java HotSpot(TM) Client VM (build 1.5.0_06-b05, mixed mode, sharing)