Package org.apache.logging.log4j.core.net

Class MulticastDnsAdvertiser

java.lang.Object

org.apache.logging.log4j.core.net.MulticastDnsAdvertiser

All Implemented Interfaces:

Advertiser

@Plugin(name="multicastdns",
        category="Core",
        elementType="advertiser",
        printObject=false)
public class MulticastDnsAdvertiser
extends java.lang.Object
implements Advertiser

Advertise an entity via ZeroConf/MulticastDNS and the JmDNS library. The length of property names and values must be 255 bytes or less. Entries with names or values larger than 255 bytes will be removed prior to advertisement.

Field Summary

Fields

Modifier and Type	Field	Description
private static int	DEFAULT_PORT
private static java.lang.Object	jmDNS
private static java.lang.Class<?>	jmDNSClass
protected static Logger	LOGGER	Status logger.
private static int	MAX_LENGTH
private static java.lang.Class<?>	serviceInfoClass

Constructor Summary

Constructors

Constructor	Description
MulticastDnsAdvertiser()

Method Summary

Modifier and Type	Method	Description
java.lang.Object	advertise(java.util.Map<java.lang.String,java.lang.String> properties)	Advertise the provided entity.
private static java.lang.Object	buildServiceInfoVersion1(java.lang.String zone, int port, java.lang.String name, java.util.Map<java.lang.String,java.lang.String> properties)
private static java.lang.Object	buildServiceInfoVersion3(java.lang.String zone, int port, java.lang.String name, java.util.Map<java.lang.String,java.lang.String> properties)
private static java.lang.Object	createJmDnsVersion1()
private static java.lang.Object	createJmDnsVersion3()
private static java.lang.Object	initializeJmDns()
void	unadvertise(java.lang.Object serviceInfo)	Unadvertise the previously advertised entity.

Methods inherited from class java.lang.Object

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

Field Detail

LOGGER

protected static final Logger LOGGER

Status logger.

MAX_LENGTH

private static final int MAX_LENGTH

See Also:

Constant Field Values

DEFAULT_PORT

private static final int DEFAULT_PORT

See Also:

Constant Field Values

jmDNS

private static java.lang.Object jmDNS

jmDNSClass

private static java.lang.Class<?> jmDNSClass

serviceInfoClass

private static java.lang.Class<?> serviceInfoClass

Constructor Detail

MulticastDnsAdvertiser

public MulticastDnsAdvertiser()

Method Detail

advertise

public java.lang.Object advertise(java.util.Map<java.lang.String,java.lang.String> properties)

Advertise the provided entity. Properties map provided in advertise method must include a "name" entry but may also provide "protocol" (tcp/udp) as well as a "port" entry The length of property names and values must be 255 bytes or less. Entries with names or values larger than 255 bytes will be removed prior to advertisement.

Specified by:

advertise in interface Advertiser

Parameters:

properties - the properties representing the entity to advertise

Returns:

the object which can be used to unadvertise, or null if advertisement was unsuccessful

unadvertise

public void unadvertise(java.lang.Object serviceInfo)

Unadvertise the previously advertised entity.

Specified by:

unadvertise in interface Advertiser

Parameters:

serviceInfo -

createJmDnsVersion1

private static java.lang.Object createJmDnsVersion1()

createJmDnsVersion3

private static java.lang.Object createJmDnsVersion3()

buildServiceInfoVersion1

private static java.lang.Object buildServiceInfoVersion1(java.lang.String zone,
                                                         int port,
                                                         java.lang.String name,
                                                         java.util.Map<java.lang.String,java.lang.String> properties)

buildServiceInfoVersion3

private static java.lang.Object buildServiceInfoVersion3(java.lang.String zone,
                                                         int port,
                                                         java.lang.String name,
                                                         java.util.Map<java.lang.String,java.lang.String> properties)

initializeJmDns

private static java.lang.Object initializeJmDns()