package org.anarres.cpp;
/*
* Anarres C Preprocessor
* Copyright (c) 2007-2008, Shevek
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
* or implied. See the License for the specific language governing
* permissions and limitations under the License.
*
* This file has been modified by REDHAWK to remove JSR-305 annotations.
*/
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* 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.
*/
public class DefaultPreprocessorListener implements PreprocessorListener {
private static final Logger LOG = LoggerFactory.getLogger(DefaultPreprocessorListener.class);
private int errors;
private int warnings;
public DefaultPreprocessorListener() {
clear();
}
public void clear() {
errors = 0;
warnings = 0;
}
public int getErrors() {
return errors;
}
public int getWarnings() {
return warnings;
}
protected void print(String msg) {
LOG.info(msg);
}
/**
* 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.
*/
@Override
public void handleWarning(Source source, int line, int column,
String msg)
throws LexerException {
warnings++;
print(source.getName() + ":" + line + ":" + column
+ ": warning: " + msg);
}
/**
* 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.
*/
@Override
public void handleError(Source source, int line, int column,
String msg)
throws LexerException {
errors++;
print(source.getName() + ":" + line + ":" + column
+ ": error: " + msg);
}
@Override
public void handleSourceChange(Source source, String event) {
}
}