public Recognizer<?, ?> getRecognizer() {
		return recognizer;
	}
Gets the {@link Recognizer} where this exception occurred.

<p>If the recognizer is not available, this method returns {@code null}.</p>

@return The recognizer where this exception occurred, or {@code null} if
the recognizer is not available.
runtime/Java/src/org/antlr/v4/runtime/RecognitionException.java