Java tutorial
import java.io.FileInputStream; import java.util.Properties; public class PropView { public static void main(String args[]) throws Exception { Properties properties = System.getProperties(); properties.list(System.out); FileInputStream in = null; in = new FileInputStream(args[0]); properties.load(in); System.getProperties().list(System.out); System.out.println("\nValue of local.animal.defined is " + Boolean.getBoolean("local.animal.defined")); System.out.println("\nValue of local.animal.legcount is " + Integer.getInteger("local.animal.legcount")); } }