org.apache.logging.log4j.core.layout

Class SyslogLayout

java.lang.Object

org.apache.logging.log4j.core.layout.AbstractLayout<String>

org.apache.logging.log4j.core.layout.AbstractStringLayout

org.apache.logging.log4j.core.layout.SyslogLayout

All Implemented Interfaces:

LocationAware, Layout<String>, Encoder<LogEvent>, StringLayout

@Plugin(name="SyslogLayout",
        category="Core",
        elementType="layout",
        printObject=true)
public final class SyslogLayout
extends AbstractStringLayout

Formats a log event as a BSD Log record.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SyslogLayout.Builder<B extends SyslogLayout.Builder<B>> Builds a SyslogLayout.

Nested classes/interfaces inherited from class org.apache.logging.log4j.core.layout.AbstractStringLayout

AbstractStringLayout.Serializer, AbstractStringLayout.Serializer2

Field Summary

Fields

Modifier and Type	Field and Description
static Pattern	NEWLINE_PATTERN Match newlines in a platform-independent manner.

Fields inherited from class org.apache.logging.log4j.core.layout.AbstractStringLayout

DEFAULT_STRING_BUILDER_SIZE, MAX_STRING_BUILDER_SIZE

Fields inherited from class org.apache.logging.log4j.core.layout.AbstractLayout

configuration, eventCount, footer, header, LOGGER

Fields inherited from interface org.apache.logging.log4j.core.Layout

ELEMENT_TYPE

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SyslogLayout(Facility facility, boolean includeNL, String escapeNL, Charset charset)

Method Summary

Modifier and Type	Method and Description
static SyslogLayout	createLayout(Facility facility, boolean includeNewLine, String escapeNL, Charset charset) Deprecated. Use newBuilder().
Map<String,String>	getContentFormat() Gets this SyslogLayout's content format.
Facility	getFacility() Gets the facility.
static <B extends SyslogLayout.Builder<B>> B	newBuilder()
String	toSerializable(LogEvent event) Formats a LogEvent in conformance with the BSD Log record format.

Methods inherited from class org.apache.logging.log4j.core.layout.AbstractStringLayout

getBytes, getCharset, getContentType, getFooter, getFooterSerializer, getHeader, getHeaderSerializer, getStringBuilder, getStringBuilderEncoder, requiresLocation, serializeToBytes, serializeToString, toByteArray, trimToMaxSize

Methods inherited from class org.apache.logging.log4j.core.layout.AbstractLayout

encode, getConfiguration, markEvent

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.logging.log4j.core.layout.Encoder

encode

Field Detail

NEWLINE_PATTERN

public static final Pattern NEWLINE_PATTERN

Match newlines in a platform-independent manner.

Constructor Detail

SyslogLayout

protected SyslogLayout(Facility facility,
                       boolean includeNL,
                       String escapeNL,
                       Charset charset)

Method Detail

newBuilder

@PluginBuilderFactory
public static <B extends SyslogLayout.Builder<B>> B newBuilder()

toSerializable

public String toSerializable(LogEvent event)

Formats a LogEvent in conformance with the BSD Log record format.

Parameters:

event - The LogEvent

Returns:

the event formatted as a String.

getContentFormat

public Map<String,String> getContentFormat()

Gets this SyslogLayout's content format. Specified by:

• Key: "structured" Value: "false"
• Key: "dateFormat" Value: "MMM dd HH:mm:ss"
• Key: "format" Value: "<LEVEL>TIMESTAMP PROP(HOSTNAME) MESSAGE"
• Key: "formatType" Value: "logfilepatternreceiver" (format uses the keywords supported by LogFilePatternReceiver)

Specified by:

getContentFormat in interface Layout<String>

Overrides:

getContentFormat in class AbstractLayout<String>

Returns:

Map of content format keys supporting SyslogLayout

createLayout

@Deprecated
public static SyslogLayout createLayout(Facility facility,
                                                    boolean includeNewLine,
                                                    String escapeNL,
                                                    Charset charset)

Deprecated. Use newBuilder().

Creates a SyslogLayout.

Parameters:

facility - The Facility is used to try to classify the message.

includeNewLine - If true a newline will be appended to the result.

escapeNL - Pattern to use for replacing newlines.

charset - The character set.

Returns:

A SyslogLayout.

getFacility

public Facility getFacility()

Gets the facility.

Returns:

the facility