com.jogamp.gluegen.jcpp.DefaultPreprocessorListener Maven / Gradle / Ivy
package com.jogamp.gluegen.jcpp;
/*
* 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.
*/
import javax.annotation.Nonnegative;
import javax.annotation.Nonnull;
import com.jogamp.gluegen.Logging;
import com.jogamp.gluegen.Logging.LoggerIf;
/**
* 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 final LoggerIf LOG;
private int errors;
private int warnings;
public DefaultPreprocessorListener() {
LOG = Logging.getLogger(DefaultPreprocessorListener.class);
clear();
}
public void clear() {
errors = 0;
warnings = 0;
}
@Nonnegative
public int getErrors() {
return errors;
}
@Nonnegative
public int getWarnings() {
return warnings;
}
protected void print(@Nonnull final 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(final Source source, final int line, final int column,
final 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(final Source source, final int line, final int column,
final String msg)
throws LexerException {
errors++;
print(source.getName() + ":" + line + ":" + column
+ ": error: " + msg);
}
@Override
public void handleSourceChange(final Source source, final SourceChangeEvent event) {
}
}