Package org.jgroups.protocols

Class PingHeader

java.lang.Object

org.jgroups.Header

org.jgroups.protocols.PingHeader

All Implemented Interfaces:

Constructable<Header>, SizeStreamable, Streamable

public class PingHeader
extends Header

Used to send discovery requests and responses

Author:

Bela Ban

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.String	cluster_name
static byte	GET_MBRS_REQ
static byte	GET_MBRS_RSP
protected boolean	initial_discovery
protected byte	type

Fields inherited from class org.jgroups.Header

prot_id

Constructor Summary

Constructors

Constructor	Description
PingHeader()
PingHeader(byte type)

Method Summary

Modifier and Type	Method	Description
PingHeader	clusterName(java.lang.String name)
java.util.function.Supplier<? extends Header>	create()	Creates an instance of the class implementing this interface
short	getMagicId()	Returns the magic-ID.
boolean	initialDiscovery()
PingHeader	initialDiscovery(boolean b)
void	readFrom(java.io.DataInput in)	Read the state of the current object (including superclasses) from instream Note that the input stream must not be closed
int	serializedSize()	Returns the size (in bytes) of the marshalled object
java.lang.String	toString()
byte	type()
void	writeTo(java.io.DataOutput out)	Write the entire state of the current object (including superclasses) to outstream.

Methods inherited from class org.jgroups.Header

getProtId, setProtId

Methods inherited from class java.lang.Object

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

Field Detail

GET_MBRS_REQ

public static final byte GET_MBRS_REQ

See Also:

Constant Field Values

GET_MBRS_RSP

public static final byte GET_MBRS_RSP

See Also:

Constant Field Values

type

protected byte type

cluster_name

protected java.lang.String cluster_name

initial_discovery

protected boolean initial_discovery

Constructor Detail

PingHeader

public PingHeader()

PingHeader

public PingHeader(byte type)

Method Detail

type

public byte type()

clusterName

public PingHeader clusterName(java.lang.String name)

initialDiscovery

public boolean initialDiscovery()

initialDiscovery

public PingHeader initialDiscovery(boolean b)

getMagicId

public short getMagicId()

Description copied from class: Header

Returns the magic-ID. If defined in jg-magic-map.xml, the IDs need to be the same

Specified by:

getMagicId in class Header

create

public java.util.function.Supplier<? extends Header> create()

Description copied from interface: Constructable

Creates an instance of the class implementing this interface

serializedSize

public int serializedSize()

Description copied from interface: SizeStreamable

Returns the size (in bytes) of the marshalled object

toString

public java.lang.String toString()

Overrides:

toString in class Header

writeTo

public void writeTo(java.io.DataOutput out)
             throws java.io.IOException

Description copied from interface: Streamable

Write the entire state of the current object (including superclasses) to outstream. Note that the output stream must not be closed

Throws:

java.io.IOException

readFrom

public void readFrom(java.io.DataInput in)
              throws java.io.IOException

Description copied from interface: Streamable

Read the state of the current object (including superclasses) from instream Note that the input stream must not be closed

Throws:

java.io.IOException