Package kr.ac.konkuk.ccslab.cm.event

Class CMDataEvent

java.lang.Object

kr.ac.konkuk.ccslab.cm.entity.CMObject

kr.ac.konkuk.ccslab.cm.event.CMEvent

kr.ac.konkuk.ccslab.cm.event.CMDataEvent

public class CMDataEvent
extends CMEvent

This class represents CM events that are used for notifying a new group user or existing group members of the information of group membership change.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	INHABITANT	The event ID for sending an existing group user from a server to a new group user.
static final int	NEW_USER	The event ID for sending new group user information from a server to existing group members.
static final int	REMOVE_USER	The event ID for sending a group-leaving user information from a server to the group members.
static final int	REQUEST_INHABITANT

Fields inherited from class kr.ac.konkuk.ccslab.cm.event.CMEvent

m_bytes, m_nByteNum, m_nID, m_strDistributionGroup, m_strDistributionSession, m_strHandlerGroup, m_strHandlerSession, m_strReceiver, m_strSender

Fields inherited from class kr.ac.konkuk.ccslab.cm.entity.CMObject

m_nType

Constructor Summary

Constructors

Constructor	Description
CMDataEvent()
CMDataEvent(ByteBuffer msg)

Method Summary

Modifier and Type	Method	Description
protected int	getByteNum()
String	getHostAddress()	Returns the host IP address.
String	getPassword()
CMPosition	getPosition()
int	getUDPPort()	Returns the UDP port number.
String	getUserName()	Returns the user name.
protected void	marshallBody()
void	setHostAddress(String host)
void	setPassword(String passwd)
void	setPosition(CMPosition pq)
void	setUDPPort(int port)
void	setUserName(String name)
protected void	unmarshallBody(ByteBuffer msg)

Methods inherited from class kr.ac.konkuk.ccslab.cm.event.CMEvent

allocate, equals, getDistributionGroup, getDistributionSession, getHandlerGroup, getHandlerSession, getID, getInt2BytesFromByteBuffer, getReceiver, getSender, getStringFromByteBuffer, marshall, marshallHeader, putInt2BytesToByteBuffer, putStringToByteBuffer, setByteNum, setDistributionGroup, setDistributionSession, setHandlerGroup, setHandlerSession, setID, setReceiver, setSender, toString, unmarshall, unmarshallHeader

Methods inherited from class kr.ac.konkuk.ccslab.cm.entity.CMObject

getType, setType

Methods inherited from class java.lang.Object

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

Field Details

INHABITANT

public static final int INHABITANT

The event ID for sending an existing group user from a server to a new group user.

event direction: server -> client

The server CM sends the INHABITANT event to the client CM of the new group user after the server processes the CMInterestEvent.USER_ENTER event.
The following fields are used for this event:

• user name: getUserName()
• host address: getHostAddress()
• UDP port number: getUDPPort()

See Also:

• Constant Field Values

NEW_USER

public static final int NEW_USER

The event ID for sending new group user information from a server to existing group members.

event direction: server -> client

The server CM sends the NEW_USER event to the existing group members right after the server sends the INHABITANT events.
The following fields are used for this event:

• new user name: getUserName()
• host address: getHostAddress()
• UDP port number: getUDPPort()

See Also:

• Constant Field Values

REMOVE_USER

public static final int REMOVE_USER

The event ID for sending a group-leaving user information from a server to the group members.

event direction: server -> client

The server CM sends the REMOVE_USER event to the group members after it processes the CMInterestEvent.USER_LEAVE event.
The following fields are used for this event:

• user name: getUserName()

See Also:

• Constant Field Values

REQUEST_INHABITANT

public static final int REQUEST_INHABITANT

See Also:

• Constant Field Values

Constructor Details

CMDataEvent

public CMDataEvent()

CMDataEvent

public CMDataEvent(ByteBuffer msg)

Method Details

setUserName

public void setUserName(String name)

getUserName

public String getUserName()

Returns the user name.

Returns:

the user name.

setPassword

public void setPassword(String passwd)

getPassword

public String getPassword()

setHostAddress

public void setHostAddress(String host)

getHostAddress

public String getHostAddress()

Returns the host IP address.

Returns:

the host IP address.

setUDPPort

public void setUDPPort(int port)

getUDPPort

public int getUDPPort()

Returns the UDP port number.

Returns:

the UDP port number.

setPosition

public void setPosition(CMPosition pq)

getPosition

public CMPosition getPosition()

getByteNum

protected int getByteNum()

Overrides:

getByteNum in class CMEvent

marshallBody

protected void marshallBody()

Specified by:

marshallBody in class CMEvent

unmarshallBody

protected void unmarshallBody(ByteBuffer msg)

Specified by:

unmarshallBody in class CMEvent