public static NGrinderRuntimeException processException(Throwable t) {
		if (t instanceof NGrinderRuntimeException) {
			throw (NGrinderRuntimeException) sanitize(t);
		} else {
			throw new NGrinderRuntimeException(sanitize(t), true);
		}
	}
Check if the exception is {@link NGrinderRuntimeException}. If so, throw it. If
not, wrap the given exception and throw it.

@param t 	Throwable
@return exception
ngrinder-core/src/main/java/org/ngrinder/common/util/ExceptionUtils.java