org.slf4j.Marker#add ( )源码实例Demo

public Marker getLoggingMarker() {
    // If we get more optional header fields, we should probably exclude them if they are empty.
    Marker messageMarker =
            append("messageId", messageId)
                    .and(append("partitionId", partitionId))
                    .and(append("partitioningKey", partitioningKey))
                    .and(append("offset", offset))
                    .and(append("messageId", messageId))
                    .and(append("correlationId", correlationId))
                    .and(append("requestCorrelationId", requestCorrelationId));


    // Nota bene: without the toString the marker tries to convert the object into Json, which produces strange results
    if (topic != null) {
        messageMarker.add(append("topic", topic.toString()));
    }
    if (replyTo != null) {
        messageMarker.add(append("replyTo", replyTo.toString()));
    }
    if (type != null) {
        messageMarker.add(append("messageType", type.toString()));
    }

    return messageMarker;
}
 

@Test
public void testCategorties() {
    logMsg = "Running testCategories()";
    Marker cat0 = MarkerFactory.getMarker("cat0");

    LOGGER.info(cat0, logMsg);
    assertThat(getMessage(), is(logMsg));
    assertThat(getField(Fields.COMPONENT_ID), is("-"));
    assertThat(getField(Fields.COMPONENT_NAME), is("-"));
    assertThat(getField(Fields.COMPONENT_INSTANCE), is("0"));
    assertThat(getField(Fields.WRITTEN_TS), is(notNullValue()));
    assertThat(getList(Fields.CATEGORIES), contains(cat0.getName()));

    Marker cat1 = MarkerFactory.getMarker("cat1");
    cat1.add(cat0);

    LOGGER.info(cat1, logMsg);
    assertThat(getMessage(), is(logMsg));
    assertThat(getField(Fields.COMPONENT_ID), is("-"));
    assertThat(getField(Fields.COMPONENT_NAME), is("-"));
    assertThat(getField(Fields.COMPONENT_INSTANCE), is("0"));
    assertThat(getField(Fields.WRITTEN_TS), is(notNullValue()));
    assertThat(getList(Fields.CATEGORIES), contains(cat1.getName(), cat0.getName()));
}
 

@Override
public void warn(Marker marker, String msg) {
    marker.add(formatMessage(getMessage(msg)));
    root.warn(marker, msg);
}
 

@Override
public void error(Marker marker, String msg, Throwable t) {
    marker.add(formatMessage(getMessage(msg)));
    root.error(marker, msg, t);
}
 

@Override
public void warn(Marker marker, String msg, Throwable t) {
    marker.add(formatMessage(getMessage(msg)));
    root.warn(marker, msg, t);
}
 

@Override
public void trace(Marker marker, String msg) {
    marker.add(formatMessage(getMessage(msg)));
    root.trace(marker, msg);
}
 

@Override
public void trace(Marker marker, String format, Object arg) {
    marker.add(formatMessage(getMessage(format)));
    root.trace(marker, format, arg);
}
 

@Override
public void trace(Marker marker, String format, Object arg1, Object arg2) {
    marker.add(formatMessage(getMessage(format)));
    root.trace(marker, format, arg1, arg2);
}
 

@Override
public void error(Marker marker, String format, Object arg1, Object arg2) {
    marker.add(formatMessage(getMessage(format)));
    root.error(marker, format, arg1, arg2);
}
 

@Override
public void warn(Marker marker, String format, Object arg1, Object arg2) {
    marker.add(formatMessage(getMessage(format)));
    root.warn(marker, format, arg1, arg2);
}
 

@Override
public void debug(Marker marker, String msg) {
    marker.add(formatMessage(getMessage(msg)));
    root.debug(marker, msg);
}
 

@Override
public void debug(Marker marker, String format, Object arg) {
    marker.add(formatMessage(getMessage(format)));
    root.debug(marker, format, arg);
}
 

@Override
public void error(Marker marker, String format, Object... arguments) {
    marker.add(formatMessage(getMessage(format)));
    root.error(marker, format, arguments);
}
 

@Override
public void debug(Marker marker, String format, Object... arguments) {
    marker.add(formatMessage(getMessage(format)));
    root.debug(marker, format, arguments);
}
 

@Override
public void debug(Marker marker, String msg, Throwable t) {
    marker.add(formatMessage(getMessage(msg)));
    root.debug(marker, msg, t);
}
 

@Override
public void info(Marker marker, String msg) {
    marker.add(formatMessage(getMessage(msg)));
    root.info(marker, msg);
}
 

@Override
public void info(Marker marker, String format, Object arg) {
    marker.add(formatMessage(getMessage(format)));
    root.info(marker, format, arg);
}
 

@Override
public void warn(Marker marker, String format, Object... arguments) {
    marker.add(formatMessage(getMessage(format)));
    root.warn(marker, format, arguments);
}
 

@Override
public void info(Marker marker, String format, Object... arguments) {
    marker.add(formatMessage(getMessage(format)));
    root.info(marker, format, arguments);
}
 

@Override
public void error(Marker marker, String msg) {
    marker.add(formatMessage(getMessage(msg)));
    root.error(marker, msg);
}