io.openmessaging.storage.dledger

Class MemberState

java.lang.Object

io.openmessaging.storage.dledger.MemberState

public class MemberState
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MemberState.Role

Field Summary

Fields

Modifier and Type	Field and Description
DLedgerConfig	dLedgerConfig
static org.slf4j.Logger	logger
static String	TERM_PERSIST_FILE
static String	TERM_PERSIST_KEY_TERM
static String	TERM_PERSIST_KEY_VOTE_FOR

Constructor Summary

Constructors

Constructor and Description
MemberState(DLedgerConfig config)

Method Summary

Modifier and Type	Method and Description
void	changeToCandidate(long term)
void	changeToFollower(long term, String leaderId)
void	changeToLeader(long term)
long	currTerm()
String	currVoteFor()
ReentrantLock	getDefaultLock()
String	getGroup()
String	getLeaderAddr()
String	getLeaderId()
long	getLedgerEndIndex()
long	getLedgerEndTerm()
String	getPeerAddr(String peerId)
Map<String,String>	getPeerMap()
Map<String,Boolean>	getPeersLiveTable()
MemberState.Role	getRole()
String	getSelfAddr()
String	getSelfId()
long	getTermToTakeLeadership()
String	getTransferee()
boolean	isCandidate()
boolean	isFollower()
boolean	isLeader()
boolean	isPeerMember(String id)
boolean	isQuorum(int num)
long	nextTerm()
int	peerSize()
void	setCurrTermForTest(long term)
void	setCurrVoteFor(String currVoteFor)
void	setTermToTakeLeadership(long termToTakeLeadership)
void	setTransferee(String transferee)
void	updateLedgerIndexAndTerm(long index, long term)

Methods inherited from class java.lang.Object

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

Field Detail

TERM_PERSIST_FILE

public static final String TERM_PERSIST_FILE

See Also:

Constant Field Values

TERM_PERSIST_KEY_TERM

public static final String TERM_PERSIST_KEY_TERM

See Also:

Constant Field Values

TERM_PERSIST_KEY_VOTE_FOR

public static final String TERM_PERSIST_KEY_VOTE_FOR

See Also:

Constant Field Values

logger

public static org.slf4j.Logger logger

dLedgerConfig

public final DLedgerConfig dLedgerConfig

Constructor Detail

MemberState

public MemberState(DLedgerConfig config)

Method Detail

currTerm

public long currTerm()

currVoteFor

public String currVoteFor()

setCurrVoteFor

public void setCurrVoteFor(String currVoteFor)

nextTerm

public long nextTerm()

changeToLeader

public void changeToLeader(long term)

changeToFollower

public void changeToFollower(long term,
                             String leaderId)

changeToCandidate

public void changeToCandidate(long term)

getTransferee

public String getTransferee()

setTransferee

public void setTransferee(String transferee)

getTermToTakeLeadership

public long getTermToTakeLeadership()

setTermToTakeLeadership

public void setTermToTakeLeadership(long termToTakeLeadership)

getSelfId

public String getSelfId()

getLeaderId

public String getLeaderId()

getGroup

public String getGroup()

getSelfAddr

public String getSelfAddr()

getLeaderAddr

public String getLeaderAddr()

getPeerAddr

public String getPeerAddr(String peerId)

isLeader

public boolean isLeader()

isFollower

public boolean isFollower()

isCandidate

public boolean isCandidate()

isQuorum

public boolean isQuorum(int num)

peerSize

public int peerSize()

isPeerMember

public boolean isPeerMember(String id)

getPeerMap

public Map<String,String> getPeerMap()

getPeersLiveTable

public Map<String,Boolean> getPeersLiveTable()

setCurrTermForTest

public void setCurrTermForTest(long term)

getRole

public MemberState.Role getRole()

getDefaultLock

public ReentrantLock getDefaultLock()

updateLedgerIndexAndTerm

public void updateLedgerIndexAndTerm(long index,
                                     long term)

getLedgerEndIndex

public long getLedgerEndIndex()

getLedgerEndTerm

public long getLedgerEndTerm()