bftsmart.statemanagement

Class SMMessage

java.lang.Object

bftsmart.communication.SystemMessage

bftsmart.statemanagement.SMMessage

All Implemented Interfaces:

java.io.Externalizable, java.io.Serializable

Direct Known Subclasses:

CSTSMMessage, StandardSMMessage

public abstract class SMMessage
extends SystemMessage
implements java.io.Externalizable

This classe represents a message used in the state transfer protocol

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
boolean	TRIGGER_SM_LOCALLY

Fields inherited from class bftsmart.communication.SystemMessage

authenticated, sender

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SMMessage()
protected	SMMessage(int sender, int eid, int type, ApplicationState state, View view, int regency, int leader) Constructs a SMMessage

Method Summary

Methods

Modifier and Type	Method and Description
int	getEid() Retrieves the execution ID up to which the sender needs to be updated
int	getLeader() Retrieves the leader that the replica had when sending the state
int	getRegency() Retrieves the regency that the replica had when sending the state
ApplicationState	getState() Retrieves the state log
int	getType() Retrieves the type of the message
View	getView() Retrieves the state log
void	readExternal(java.io.ObjectInput in)
void	writeExternal(java.io.ObjectOutput out)

Methods inherited from class bftsmart.communication.SystemMessage

getSender

Methods inherited from class java.lang.Object

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

Field Detail

TRIGGER_SM_LOCALLY

public final boolean TRIGGER_SM_LOCALLY

Constructor Detail

SMMessage

protected SMMessage(int sender,
         int eid,
         int type,
         ApplicationState state,
         View view,
         int regency,
         int leader)

Constructs a SMMessage

Parameters:

sender - Process Id of the sender

eid - Execution ID up to which the sender needs to be updated

type - Message type

replica - Replica that should send the state

state - State log

SMMessage

protected SMMessage()

Method Detail

getState

public ApplicationState getState()

Retrieves the state log

Returns:

The state Log

getView

public View getView()

Retrieves the state log

Returns:

The state Log

getType

public int getType()

Retrieves the type of the message

Returns:

The type of the message

getEid

public int getEid()

Retrieves the execution ID up to which the sender needs to be updated

Returns:

The execution ID up to which the sender needs to be updated

getRegency

public int getRegency()

Retrieves the regency that the replica had when sending the state

Returns:

The regency that the replica had when sending the state

getLeader

public int getLeader()

Retrieves the leader that the replica had when sending the state

Returns:

The leader that the replica had when sending the state

writeExternal

public void writeExternal(java.io.ObjectOutput out)
                   throws java.io.IOException

Specified by:

writeExternal in interface java.io.Externalizable

Overrides:

writeExternal in class SystemMessage

Throws:

java.io.IOException

readExternal

public void readExternal(java.io.ObjectInput in)
                  throws java.io.IOException,
                         java.lang.ClassNotFoundException

Specified by:

readExternal in interface java.io.Externalizable

Overrides:

readExternal in class SystemMessage

Throws:

java.io.IOException

java.lang.ClassNotFoundException