AbstractInternalLogger Class — netty Architecture

Source Code

common/src/main/java/io/netty/util/internal/logging/AbstractInternalLogger.java lines 29–238

public abstract class AbstractInternalLogger implements InternalLogger, Serializable {

    private static final long serialVersionUID = -6382972526573193470L;

    static final String EXCEPTION_MESSAGE = "Unexpected exception:";

    private final String name;

    /**
     * Creates a new instance.
     */
    protected AbstractInternalLogger(String name) {
        this.name = ObjectUtil.checkNotNull(name, "name");
    }

    @Override
    public String name() {
        return name;
    }

    @Override
    public boolean isEnabled(InternalLogLevel level) {
        switch (level) {
        case TRACE:
            return isTraceEnabled();
        case DEBUG:
            return isDebugEnabled();
        case INFO:
            return isInfoEnabled();
        case WARN:
            return isWarnEnabled();
        case ERROR:
            return isErrorEnabled();
        default:
            throw new Error("Unexpected log level: " + level);
        }
    }

    @Override
    public void trace(Throwable t) {
        trace(EXCEPTION_MESSAGE, t);
    }

    @Override
    public void debug(Throwable t) {
        debug(EXCEPTION_MESSAGE, t);
    }

    @Override
    public void info(Throwable t) {
        info(EXCEPTION_MESSAGE, t);
    }

    @Override
    public void warn(Throwable t) {
        warn(EXCEPTION_MESSAGE, t);
    }

    @Override
    public void error(Throwable t) {
        error(EXCEPTION_MESSAGE, t);
    }

    @Override
    public void log(InternalLogLevel level, String msg, Throwable cause) {
        switch (level) {
        case TRACE:
            trace(msg, cause);
            break;
        case DEBUG:
            debug(msg, cause);
            break;
        case INFO:
            info(msg, cause);
            break;
        case WARN:
            warn(msg, cause);
            break;
        case ERROR:
            error(msg, cause);
            break;