Java tutorial
import java.util.Enumeration; import java.util.Iterator; import java.util.Map; import java.util.Properties; public class DumpProps { public static void main(String args[]) { Properties props = System.getProperties(); Iterator iter = props.entrySet().iterator(); while (iter.hasNext()) { Map.Entry entry = (Map.Entry) iter.next(); System.out.println(entry.getKey() + " --- " + entry.getValue()); } System.out.println("-------"); Enumeration e = props.propertyNames(); while (e.hasMoreElements()) { String key = (String) e.nextElement(); System.out.println(key + " --- " + props.getProperty(key)); } } }