getting info on whether JVM started in debug mode.

IsJVMOnDebugMode.java

/**
 * 
 * -----------------------------------------------------------------------------------
 * From : org.junit.rules.DisableOnDebug#isDebugging(java.util.List<java.lang.String>)
 * -----------------------------------------------------------------------------------
 *
 * Parses arguments passed to the runtime environment for debug flags
 * <p>
 * Options specified in:
 * <ul>
 * <li>
 * <a href="http://docs.oracle.com/javase/6/docs/technotes/guides/jpda/conninv.html#Invocation"
 * >javase-6</a></li>
 * <li><a href="http://docs.oracle.com/javase/7/docs/technotes/guides/jpda/conninv.html#Invocation"
 * >javase-7</a></li>
 * <li><a href="http://docs.oracle.com/javase/8/docs/technotes/guides/jpda/conninv.html#Invocation"
 * >javase-8</a></li>
 * 
 * 
 * @param arguments
 *            the arguments passed to the runtime environment, usually this
 *            will be {@link RuntimeMXBean#getInputArguments()}
 * @return true if the current JVM was started in debug mode, false
 *         otherwise.
 */
private static boolean isDebugging(List<String> arguments) {
    for (final String argument : arguments) {
        if ("-Xdebug".equals(argument)) {
            return true;
        } else if (argument.startsWith("-agentlib:jdwp")) {
            return true;
        }
    }
    return false;
}