No Logcat appender is provided about logback-android HOT 4 CLOSED

/**
 * The appender wraps the native android logging mechanism.
 * 
 */
package ch.qos.logback.android;

import java.io.IOException;

import android.util.Log;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.encoder.PatternLayoutEncoder;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.AppenderBase;


public class LogcatAppender extends AppenderBase<ILoggingEvent> {

    private PatternLayoutEncoder encoder;

    public LogcatAppender() {
    }

    @Override
    public void start() {
        if (this.encoder == null) {
            addError("No layout set for the appender named ["+ name +"].");
            return;
        }

        try {
            this.encoder.init(System.out);
        } catch (IOException e) {
        }
        super.start();
    }

    public void append(ILoggingEvent event) {
        // output the events as formatted by our layout

        switch (event.getLevel().levelInt) {
        case Level.TRACE_INT: 
            Log.v(event.getLoggerName(), event.getFormattedMessage());
            return;
        case Level.DEBUG_INT:
            Log.d(event.getLoggerName(), event.getFormattedMessage());
            return;
        case Level.INFO_INT:
            Log.i(event.getLoggerName(), event.getFormattedMessage());
            return;
        case Level.WARN_INT:
            Log.w(event.getLoggerName(), event.getFormattedMessage());
            return;
        case Level.ERROR_INT:
            Log.d(event.getLoggerName(), event.getFormattedMessage());
            return;
        case Level.OFF_INT:
        default:
            return;
        }
    }

    public PatternLayoutEncoder getEncoder() {
        return this.encoder;
    }

    public void setEncoder(PatternLayoutEncoder encoder) {
        this.encoder = encoder;
    }

}