Class ControlMessage (0.14.1)

public abstract class ControlMessage extends WireMessage

Generic representation for a control wire message: that is, a message which does not handle any form of start-up, but reather general communications.

Inheritance

java.lang.Object > WireMessage > ControlMessage

Inherited Members

WireMessage.getHeaderLength()

WireMessage.getIdentifier()

WireMessage.getMessageName()

WireMessage.getParameters(DataInputStream)

WireMessage.getPayloadString()

WireMessage.nextHandler()

WireMessage.read(int)

WireMessage.readAll()

WireMessage.readString()

WireMessage.send()

WireMessage.sendPayload()

WireMessage.toString()

Object.clone()

Object.equals(Object)

Object.finalize()

Object.getClass()

Object.hashCode()

Object.notify()

Object.notifyAll()

Object.wait()

Object.wait(long)

Object.wait(long,int)

Static Methods

create(ConnectionHandler connection)

public static ControlMessage create(ConnectionHandler connection)

Factory method to create the message from the specific command type char.

Parameter

Name	Description
connection	`ConnectionHandler` The connection handler object setup with the ability to send/receive.

Returns

Type	Description
ControlMessage	The constructed wire message given the input message.

Exceptions

Type	Description
Exception	If construction or reading fails.

getFormatCodes(DataInputStream input)

protected static List<Short> getFormatCodes(DataInputStream input)

Extract format codes from message (useful for both input and output format codes).

Parameter

Name	Description
input	`DataInputStream` The data stream containing the user request.

Returns

Type	Description
List<Short>	A list of format codes.

Exceptions

Type	Description
Exception	If reading fails in any way.

Constructors

ControlMessage(ConnectionHandler connection)

public ControlMessage(ConnectionHandler connection)

Parameter

Name	Description
connection	`ConnectionHandler`

ControlMessage(ConnectionHandler connection, int length, ControlMessage.ManuallyCreatedToken token)

protected ControlMessage(ConnectionHandler connection, int length, ControlMessage.ManuallyCreatedToken token)

Constructor for manually created Control messages.

Parameters

Name	Description
connection	`ConnectionHandler`
length	`int`
token	`ControlMessage.ManuallyCreatedToken`

Methods

handleError(Exception exception)

protected void handleError(Exception exception)

Takes an Exception Object and relates its results to the user within the client.

Parameter

Name	Description
exception	`Exception` The exception to be related.

Exceptions

Type	Description
Exception	if there is some issue in the sending of the error messages.

isExtendedProtocol()

public boolean isExtendedProtocol()

Returns

Type	Description
boolean