protected final void setOffendingToken(Token offendingToken) {
		this.offendingToken = offendingToken;
	}
Gets the input stream which is the symbol source for the recognizer where
this exception was thrown.

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

@return The input stream which is the symbol source for the recognizer
where this exception was thrown, or {@code null} if the stream is not
available.
runtime/Java/src/org/antlr/v4/runtime/RecognitionException.java