org.anarres.cpp
Class PreprocessorListener

java.lang.Object
  org.anarres.cpp.PreprocessorListener

public class PreprocessorListener
extends Object

A handler for preprocessor events, primarily errors and warnings. If no PreprocessorListener is installed in a Preprocessor, all error and warning events will throw an exception. Installing a listener allows more intelligent handling of these events.

Constructor Summary

PreprocessorListener()

Method Summary

void	clear()
int	getErrors()
int	getWarnings()
void	handleError(Source source, int line, int column, String msg) Handles an error.
void	handleSourceChange(Source source, String event)
void	handleWarning(Source source, int line, int column, String msg) Handles a warning.
protected void	print(String msg)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

PreprocessorListener

public PreprocessorListener()

Method Detail

clear

public void clear()

getErrors

public int getErrors()

getWarnings

public int getWarnings()

print

protected void print(String msg)

handleWarning

public void handleWarning(Source source,
                          int line,
                          int column,
                          String msg)
                   throws LexerException

Handles a warning. The behaviour of this method is defined by the implementation. It may simply record the error message, or it may throw an exception.

Throws:

LexerException

handleError

public void handleError(Source source,
                        int line,
                        int column,
                        String msg)
                 throws LexerException

Handles an error. The behaviour of this method is defined by the implementation. It may simply record the error message, or it may throw an exception.

Throws:

LexerException

handleSourceChange

public void handleSourceChange(Source source,
                               String event)