001package jmri.util; 002 003/** 004 * Print a Java system variable from the command line. 005 * <p> 006 * Intended to be invoked like:<br> 007 * <pre><code> 008 * java jmri.util.GetJavaProperty java.home 009 * </code></pre><br> 010 * to print the value of a Java system property in the current JVM, for example, 011 * within a script. 012 * 013 * @author Bob Jacobsen, Copyright (C) 2008 014 */ 015public class GetJavaProperty { 016 017 // Main entry point 018 static public void main(String[] args) { 019 if (args.length < 1 || args[0].equals("-h")) { 020 System.out.println("Provide the name of a system property as an argument"); 021 return; 022 } 023 System.out.println(System.getProperty(args[0])); 024 } 025}