/**
* 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.
*/
package net.logstash.logback;
import java.io.IOException;
import ch.qos.logback.access.spi.IAccessEvent;
import ch.qos.logback.core.Context;
import ch.qos.logback.core.spi.ContextAware;
import com.fasterxml.jackson.core.JsonGenerator;
import net.logstash.logback.fieldnames.LogstashAccessFieldNames;
/**
*
*/
public class LogstashAccessFormatter extends LogstashAbstractFormatter<IAccessEvent, LogstashAccessFieldNames> {
public LogstashAccessFormatter(ContextAware contextAware) {
super(contextAware, new LogstashAccessFieldNames());
}
@Override
protected void writeValueToGenerator(JsonGenerator generator, IAccessEvent event, Context context) throws IOException {
generator.writeStartObject();
writeStringField(generator, fieldNames.getTimestamp(), ISO_DATETIME_TIME_ZONE_FORMAT_WITH_MILLIS.format(event.getTimeStamp()));
writeNumberField(generator, fieldNames.getVersion(), 1);
writeStringField(generator,
fieldNames.getMessage(),
String.format("%s - %s [%s] \"%s\" %s %s", event.getRemoteHost(), event.getRemoteUser() == null ? "-" : event.getRemoteUser(),
ISO_DATETIME_TIME_ZONE_FORMAT_WITH_MILLIS.format(event.getTimeStamp()), event.getRequestURL(), event.getStatusCode(),
event.getContentLength()));
writeFields(generator, event, context);
generator.writeEndObject();
generator.flush();
}
private void writeFields(JsonGenerator generator, IAccessEvent event, Context context) throws IOException {
writeStringField(generator, fieldNames.getFieldsMethod(), event.getMethod());
writeStringField(generator, fieldNames.getFieldsProtocol(), event.getProtocol());
writeNumberField(generator, fieldNames.getFieldsStatusCode(), event.getStatusCode());
writeStringField(generator, fieldNames.getFieldsRequestedUrl(), event.getRequestURL());
writeStringField(generator, fieldNames.getFieldsRequestedUri(), event.getRequestURI());
writeStringField(generator, fieldNames.getFieldsRemoteHost(), event.getRemoteHost());
writeStringField(generator, fieldNames.getFieldsHostname(), event.getRemoteHost());
writeStringField(generator, fieldNames.getFieldsRemoteUser(), event.getRemoteUser());
writeNumberField(generator, fieldNames.getFieldsContentLength(), event.getContentLength());
writeNumberField(generator, fieldNames.getFieldsElapsedTime(), event.getElapsedTime());
writeContextPropertiesIfNecessary(generator, context);
}
private void writeContextPropertiesIfNecessary(JsonGenerator generator, Context context) throws IOException {
if (context != null) {
writeMapEntries(generator, context.getCopyOfPropertyMap());
}
}
}