ifedorenko/gist:1281538

## gistfile1.txt
package org.antlr.mojo.antlr3;

import java.io.File;

import javax.inject.Inject;
import javax.inject.Named;

import org.antlr.tool.ANTLRErrorListener;
import org.antlr.tool.Message;
import org.antlr.tool.ToolMessage;
import org.eclipse.tesla.incremental.BuildContext;
import org.eclipse.tesla.incremental.maven.internal.MojoExecutionScoped;
import org.slf4j.Logger;

/**
 * The Maven plexus container gives us a Log logging provider
 * which we can use to install an error listener for the ANTLR
 * tool to report errors by.
 */
@Named
public class Antlr3ErrorLog implements ANTLRErrorListener {

    @Inject @MojoExecutionScoped
    private BuildContext buildContext;

    @Inject
    private Logger log;

    /**
     * Sends an informational message to the Maven log sink.
     * @param s The message to send to Maven
     */
    public void info(String message) {
        log.info(message);
    }

    /**
     * Sends an error message from ANTLR analysis to the Maven Log sink.
     *
     * @param message The message to send to Maven.
     */
    public void error(Message message) {
        if (message.file != null)
        {
            buildContext.addMessage( new File( message.file ), message.line, message.column, message.toString(),
                                     BuildContext.SEVERITY_ERROR, message.e );
        }
        else
        {
            log.error(message.toString());
        }
    }

    /**
     * Sends a warning message to the Maven log sink.
     *
     * @param message
     */
    public void warning(Message message) {
        if (message.file != null)
        {
            buildContext.addMessage( new File( message.file ), message.line, message.column, message.toString(),
                                     BuildContext.SEVERITY_WARNING, message.e );
        }
        else
        {
            log.warn(message.toString());
        }
    }

    /**
     * Sends an error message from the ANTLR tool to the Maven Log sink.
     * @param toolMessage
     */
    public void error(ToolMessage toolMessage) {
        log.error(toolMessage.toString());
    }
}
	package org.antlr.mojo.antlr3;

	import java.io.File;

	import javax.inject.Inject;
	import javax.inject.Named;

	import org.antlr.tool.ANTLRErrorListener;
	import org.antlr.tool.Message;
	import org.antlr.tool.ToolMessage;
	import org.eclipse.tesla.incremental.BuildContext;
	import org.eclipse.tesla.incremental.maven.internal.MojoExecutionScoped;
	import org.slf4j.Logger;

	/**
	* The Maven plexus container gives us a Log logging provider
	* which we can use to install an error listener for the ANTLR
	* tool to report errors by.
	*/
	@Named
	public class Antlr3ErrorLog implements ANTLRErrorListener {

	@Inject @MojoExecutionScoped
	private BuildContext buildContext;

	@Inject
	private Logger log;

	/**
	* Sends an informational message to the Maven log sink.
	* @param s The message to send to Maven
	*/
	public void info(String message) {
	log.info(message);
	}

	/**
	* Sends an error message from ANTLR analysis to the Maven Log sink.
	*
	* @param message The message to send to Maven.
	*/
	public void error(Message message) {
	if (message.file != null)
	{
	buildContext.addMessage( new File( message.file ), message.line, message.column, message.toString(),
	BuildContext.SEVERITY_ERROR, message.e );
	}
	else
	{
	log.error(message.toString());
	}
	}

	/**
	* Sends a warning message to the Maven log sink.
	*
	* @param message
	*/
	public void warning(Message message) {
	if (message.file != null)
	{
	buildContext.addMessage( new File( message.file ), message.line, message.column, message.toString(),
	BuildContext.SEVERITY_WARNING, message.e );
	}
	else
	{
	log.warn(message.toString());
	}
	}

	/**
	* Sends an error message from the ANTLR tool to the Maven Log sink.
	* @param toolMessage
	*/
	public void error(ToolMessage toolMessage) {
	log.error(toolMessage.toString());
	}
	}