xal.smf.impl

Class WireScanner.CmdPck

java.lang.Object

xal.smf.impl.WireScanner.CmdPck

Enclosing class:

WireScanner

public static class WireScanner.CmdPck
extends java.lang.Object

A class-level representation of a wire-scanner command. This class must also be used for commands with arguments. Specifically, the command argument is packaged together with a WireScanner.CMD instance to form a complete command.

Since:

May 21, 2010

Constructor Summary

Constructors

Constructor and Description
CmdPck(WireScanner.CMD cmd) Create a new Cmd object for the given CMD and no arguments.
CmdPck(WireScanner.CMD cmd, java.lang.Number... args) Create a new Cmd object for the given CMD and given arguments.
CmdPck(WireScanner.CMD cmd, WireScanner.CMDARG arg, java.lang.Number... addargs) Create a new Cmd object for the given WireScanner.CMD and the given WireScanner.CMDARG argment and any addition arguments addargs.

Method Summary

Modifier and Type	Method and Description
java.lang.Number	getArgument() Returns the argument of this command.
java.lang.Number	getArgument(int index) Return the command argument at the given index.
int	getArgumentCount() Return the number of arguments in this command.
WireScanner.CMD	getCommand() Returns the command constant of this command instance, that is, an element of the enumeration CMD.
java.lang.String	toString() Returns a string representation of the command with arguments.

Methods inherited from class java.lang.Object

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

Constructor Detail

CmdPck

public CmdPck(WireScanner.CMD cmd)

Create a new Cmd object for the given CMD and no arguments.

Parameters:

cmd - the wire scanner command

Since:

May 21, 2010

CmdPck

public CmdPck(WireScanner.CMD cmd,
              java.lang.Number... args)

Create a new Cmd object for the given CMD and given arguments.

Parameters:

cmd - the wire scanner command

args - the arguments of the command (may be empty)

Since:

May 21, 2010

CmdPck

public CmdPck(WireScanner.CMD cmd,
              WireScanner.CMDARG arg,
              java.lang.Number... addargs)

Create a new Cmd object for the given WireScanner.CMD and the given WireScanner.CMDARG argment and any addition arguments addargs.

Parameters:

cmd - the wire scanner command

arg - pre-defined command argument

addargs - additional arguments of the command (may be empty)

Since:

May 24, 2010

Method Detail

getArgumentCount

public int getArgumentCount()

Return the number of arguments in this command. Currently there is a maximum of three.

Returns:

Number of command arguments

Since:

May 21, 2010

getCommand

public WireScanner.CMD getCommand()

Returns the command constant of this command instance, that is, an element of the enumeration CMD.

Returns:

Command code enumeration for this command

Since:

May 21, 2010

getArgument

public java.lang.Number getArgument()

Returns the argument of this command. This method is actually a shortcut for the method call

getArgument(int)

for the argument of 0. Specially, use this method if there is only one argument to the command.

Returns:

the command argument

Since:

May 21, 2010

getArgument

public java.lang.Number getArgument(int index)
                             throws java.lang.IllegalArgumentException

Return the command argument at the given index. Note that the argument index value must be strictly less than the argument count.

Parameters:

index - the command argument index

Returns:

the command argument at the given index

Throws:

java.lang.IllegalArgumentException - the given index is too large for the number of arguments in this command

Since:

May 21, 2010

toString

public java.lang.String toString()

Returns a string representation of the command with arguments.

Overrides:

toString in class java.lang.Object

Since:

May 25, 2010

See Also:

Object.toString()