opencard.core.terminal
Class CardTerminalIOControl

java.lang.Object
  opencard.core.terminal.CardTerminalIOControl

public class CardTerminalIOControl
extends java.lang.Object

The CardTerminalIOControl class provides a means of fine-tuning the way a CardTerminal processes user input.

You can specify

Maximal number of input characters

The maximal number of input characters permissible.

Timeout value

The time to wait for user input (in seconds).

Input character set

The set of characters to accept for input.

Terminator character set

The set of characters that terminate the user input.

Input blender

An object of type CardTerminalIOBlender that will process user input.

Note, that if you provide a CardTerminalIOBlender it will override cause these setting to be ignored.

Version:

$Id: CardTerminalIOControl.java,v 1.1.1.1 1999/10/05 15:34:31 damke Exp $

Author:

Dirk Husemann (hud@zurich.ibm.com)

See Also:

CardTerminal, CardTerminalIOBlender

Field Summary

static java.lang.String

IS_NUMBERS Predefined set of input characters: Numbers only

Constructor Summary

CardTerminalIOControl(CardTerminalIOBlender blender)
Constructor using an I/O blender.

CardTerminalIOControl(int maxInputChars, int timeout, java.lang.String inputSet, java.lang.String terminatorSet)
Constructor.

Method Summary

CardTerminalIOBlender	blender() Return the current CardTerminalIOBlender.
java.lang.String	inputSet() Return the current input character set.
int	maxInputChars() Return the current maximal number of input characters.
java.lang.String	terminatorSet() Return the current terminator character set.
int	timeout() Return the current timeout value.

Methods inherited from class java.lang.Object

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

Field Detail

IS_NUMBERS

public static final java.lang.String IS_NUMBERS

Predefined set of input characters: Numbers only

See Also:

Constant Field Values

Constructor Detail

CardTerminalIOControl

public CardTerminalIOControl(int maxInputChars,
                             int timeout,
                             java.lang.String inputSet,
                             java.lang.String terminatorSet)

Constructor.

Parameters:

maxInputChars - The maximal number of input characters to accept; if 0 then assume no limit.

timeout - The number of seconds to wait for user input.

inputSet - A string specifying what characters to accept as user input.

terminatorSet - A string specifying the characters that terminate the user input.

CardTerminalIOControl

public CardTerminalIOControl(CardTerminalIOBlender blender)

Constructor using an I/O blender.

Parameters:

blender - An object of type CardTerminalIOBlender that will process the user input.

Method Detail

blender

public CardTerminalIOBlender blender()

Return the current CardTerminalIOBlender.

Returns:

The current CardTerminalIOBlender.

inputSet

public java.lang.String inputSet()

Return the current input character set.

Returns:

The current input character set.

terminatorSet

public java.lang.String terminatorSet()

Return the current terminator character set.

Returns:

The current terminator character set.

maxInputChars

public int maxInputChars()

Return the current maximal number of input characters.

Returns:

The current limit.

timeout

public int timeout()

Return the current timeout value.

Returns:

The current timeout.