/**
* LOGBack: the reliable, fast and flexible logging library for Java.
*
* Copyright (C) 1999-2006, QOS.ch
*
* This library is free software, you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation.
*/
package ch.qos.logback.access;
import java.util.HashMap;
import java.util.Map;
import ch.qos.logback.access.pattern.ContentLengthConverter;
import ch.qos.logback.access.pattern.DateConverter;
import ch.qos.logback.access.pattern.LineSeparatorConverter;
import ch.qos.logback.access.pattern.LocalIPAddressConverter;
import ch.qos.logback.access.pattern.NAConverter;
import ch.qos.logback.access.pattern.RemoteHostConverter;
import ch.qos.logback.access.pattern.RemoteIPAddressConverter;
import ch.qos.logback.access.pattern.RemoteUserConverter;
import ch.qos.logback.access.pattern.RequestHeaderConverter;
import ch.qos.logback.access.pattern.RequestMethodConverter;
import ch.qos.logback.access.pattern.RequestProtocolConverter;
import ch.qos.logback.access.pattern.RequestURIConverter;
import ch.qos.logback.access.pattern.RequestURLConverter;
import ch.qos.logback.access.pattern.ServerNameConverter;
import ch.qos.logback.access.pattern.StatusCodeConverter;
import ch.qos.logback.access.spi.AccessEvent;
import ch.qos.logback.core.pattern.Converter;
import ch.qos.logback.core.pattern.PatternLayoutBase;
public class PatternLayout extends PatternLayoutBase implements AccessLayout {
static final Map<String, String> defaultConverterMap = new HashMap<String, String>();
public static String CLF_PATTERN = "%h %l %u %t \"%r\" %s %b";
static {
defaultConverterMap.put("a", RemoteIPAddressConverter.class.getName());
defaultConverterMap.put("remoteIP", RemoteIPAddressConverter.class.getName());
defaultConverterMap.put("A", LocalIPAddressConverter.class.getName());
defaultConverterMap.put("localIP", LocalIPAddressConverter.class.getName());
defaultConverterMap.put("b", ContentLengthConverter.class.getName());
defaultConverterMap.put("B", ContentLengthConverter.class.getName());
defaultConverterMap.put("bytesSent", ContentLengthConverter.class.getName());
defaultConverterMap.put("h", RemoteHostConverter.class.getName());
defaultConverterMap.put("clientHost", RemoteHostConverter.class.getName());
defaultConverterMap.put("H", RequestProtocolConverter.class.getName());
defaultConverterMap.put("protocol", RequestProtocolConverter.class.getName());
defaultConverterMap.put("i", RequestHeaderConverter.class.getName());
defaultConverterMap.put("header", RequestHeaderConverter.class.getName());
defaultConverterMap.put("l", NAConverter.class.getName());
defaultConverterMap.put("m", RequestMethodConverter.class.getName());
defaultConverterMap.put("r", RequestURLConverter.class.getName());
defaultConverterMap.put("requestURL", RequestURLConverter.class.getName());
defaultConverterMap.put("s", StatusCodeConverter.class.getName());
defaultConverterMap.put("statusCode", StatusCodeConverter.class.getName());
defaultConverterMap.put("t", DateConverter.class.getName());
defaultConverterMap.put("u", RemoteUserConverter.class.getName());
defaultConverterMap.put("U", RequestURIConverter.class.getName());
defaultConverterMap.put("v", ServerNameConverter.class.getName());
}
public PatternLayout() {
// set a default value for pattern
setPattern(CLF_PATTERN);
}
/**
* Returns the default converter map for this instance.
*/
public Map getDefaultConverterMap() {
return defaultConverterMap;
}
/**
* Add a line separator so that each line is on a separate line.
*/
protected void postCompileProcessing(Converter head) {
Converter tail = findTail(head);
Converter newLineConverter = new LineSeparatorConverter();
if(tail == null) {
head = newLineConverter;
} else {
tail.setNext(newLineConverter);
}
setContextForConverters(head);
}
public String doLayout(AccessEvent event) {
if (!isStarted()) {
return null;
}
return writeLoopOnConverters(event);
}
public String doLayout(Object o) {
return doLayout((AccessEvent) o);
}
}