Package org.jgroups.protocols.pbcast

Class GMS.GmsHeader

java.lang.Object

org.jgroups.Header

org.jgroups.protocols.pbcast.GMS.GmsHeader

All Implemented Interfaces:

Constructable<Header>, SizeStreamable, Streamable

Enclosing class:

GMS

public static class GMS.GmsHeader
extends Header

Field Summary

Fields

Modifier and Type	Field	Description
static byte	CANCEL_MERGE
static byte	GET_CURRENT_VIEW
static byte	GET_DIGEST_REQ
static byte	GET_DIGEST_RSP
static byte	INSTALL_DIGEST
static byte	INSTALL_MERGE_VIEW
static byte	INSTALL_MERGE_VIEW_OK
static byte	JOIN_REQ
static byte	JOIN_REQ_WITH_STATE_TRANSFER
static byte	JOIN_RSP
static byte	LEAVE_REQ
static byte	LEAVE_RSP
protected Address	mbr
protected MergeId	merge_id
static short	MERGE_ID_PRESENT
protected boolean	merge_rejected
static short	MERGE_REJECTED
static byte	MERGE_REQ
static byte	MERGE_RSP
protected byte	type
static short	USE_FLUSH
protected boolean	useFlushIfPresent
static byte	VIEW
static byte	VIEW_ACK

Fields inherited from class org.jgroups.Header

prot_id

Constructor Summary

Constructors

Constructor	Description
GmsHeader()
GmsHeader(byte type)
GmsHeader(byte type, Address mbr)
GmsHeader(byte type, Address mbr, boolean useFlushIfPresent)	Used for JOIN_REQ or LEAVE_REQ header

Method Summary

Modifier and Type	Method	Description
java.util.function.Supplier<? extends Header>	create()	Creates an instance of the class implementing this interface
protected short	determineFlags()
short	getMagicId()	Returns the magic-ID.
Address	getMember()
MergeId	getMergeId()
byte	getType()
boolean	isMergeRejected()
GMS.GmsHeader	mbr(Address mbr)
GMS.GmsHeader	mergeId(MergeId merge_id)
GMS.GmsHeader	mergeRejected(boolean flag)
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
void	setMergeId(MergeId merge_id)
GMS.GmsHeader	setMergeRejected(boolean merge_rejected)
java.lang.String	toString()
static java.lang.String	type2String(int 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, size

Methods inherited from class java.lang.Object

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

Field Detail

JOIN_REQ

public static final byte JOIN_REQ

See Also:

Constant Field Values

JOIN_RSP

public static final byte JOIN_RSP

See Also:

Constant Field Values

LEAVE_REQ

public static final byte LEAVE_REQ

See Also:

Constant Field Values

LEAVE_RSP

public static final byte LEAVE_RSP

See Also:

Constant Field Values

VIEW

public static final byte VIEW

See Also:

Constant Field Values

MERGE_REQ

public static final byte MERGE_REQ

See Also:

Constant Field Values

MERGE_RSP

public static final byte MERGE_RSP

See Also:

Constant Field Values

INSTALL_MERGE_VIEW

public static final byte INSTALL_MERGE_VIEW

See Also:

Constant Field Values

CANCEL_MERGE

public static final byte CANCEL_MERGE

See Also:

Constant Field Values

VIEW_ACK

public static final byte VIEW_ACK

See Also:

Constant Field Values

JOIN_REQ_WITH_STATE_TRANSFER

public static final byte JOIN_REQ_WITH_STATE_TRANSFER

See Also:

Constant Field Values

INSTALL_MERGE_VIEW_OK

public static final byte INSTALL_MERGE_VIEW_OK

See Also:

Constant Field Values

GET_DIGEST_REQ

public static final byte GET_DIGEST_REQ

See Also:

Constant Field Values

GET_DIGEST_RSP

public static final byte GET_DIGEST_RSP

See Also:

Constant Field Values

INSTALL_DIGEST

public static final byte INSTALL_DIGEST

See Also:

Constant Field Values

GET_CURRENT_VIEW

public static final byte GET_CURRENT_VIEW

See Also:

Constant Field Values

MERGE_ID_PRESENT

public static final short MERGE_ID_PRESENT

See Also:

Constant Field Values

USE_FLUSH

public static final short USE_FLUSH

See Also:

Constant Field Values

MERGE_REJECTED

public static final short MERGE_REJECTED

See Also:

Constant Field Values

type

protected byte type

mbr

protected Address mbr

merge_id

protected MergeId merge_id

useFlushIfPresent

protected boolean useFlushIfPresent

merge_rejected

protected boolean merge_rejected

Constructor Detail

GmsHeader

public GmsHeader()

GmsHeader

public GmsHeader(byte type)

GmsHeader

public GmsHeader(byte type,
                 Address mbr,
                 boolean useFlushIfPresent)

Used for JOIN_REQ or LEAVE_REQ header

GmsHeader

public GmsHeader(byte type,
                 Address mbr)

Method Detail

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

getType

public byte getType()

mbr

public GMS.GmsHeader mbr(Address mbr)

mergeId

public GMS.GmsHeader mergeId(MergeId merge_id)

mergeRejected

public GMS.GmsHeader mergeRejected(boolean flag)

getMember

public Address getMember()

getMergeId

public MergeId getMergeId()

setMergeId

public void setMergeId(MergeId merge_id)

isMergeRejected

public boolean isMergeRejected()

setMergeRejected

public GMS.GmsHeader setMergeRejected(boolean merge_rejected)

create

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

Description copied from interface: Constructable

Creates an instance of the class implementing this interface

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,
                     java.lang.ClassNotFoundException

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

java.lang.ClassNotFoundException

serializedSize

public int serializedSize()

Description copied from interface: SizeStreamable

Returns the size (in bytes) of the marshalled object

determineFlags

protected short determineFlags()

toString

public java.lang.String toString()

Overrides:

toString in class Header

type2String

public static java.lang.String type2String(int type)