public int execute(Object opaque) {
if (! (opaque instanceof DaemonCLParser)) {
throw new IllegalArgumentException("Argument type is [" + opaque.getClass() + "]; expected [" + DaemonCLParser.class + "]");
}
DaemonCLParser parser = (DaemonCLParser) opaque;
initializeMonitor(parser);
initializeOverride(parser);
long start = System.currentTimeMillis();