public abstract class CardTerminal extends Object
Note that physical card readers with slots for multiple cards are
 represented by one CardTerminal object per such slot.
CardTerminals, 
TerminalFactory| Modifier | Constructor and Description | 
|---|---|
| protected  | CardTerminal()Constructs a new CardTerminal object. | 
| Modifier and Type | Method and Description | 
|---|---|
| abstract Card | connect(String protocol)Establishes a connection to the card. | 
| abstract String | getName()Returns the unique name of this terminal. | 
| abstract boolean | isCardPresent()Returns whether a card is present in this terminal. | 
| abstract boolean | waitForCardAbsent(long timeout)Waits until a card is absent in this terminal or the timeout
 expires. | 
| abstract boolean | waitForCardPresent(long timeout)Waits until a card is present in this terminal or the timeout
 expires. | 
protected CardTerminal()
This constructor is called by subclasses only. Application should call list() or getTerminal() to obtain a CardTerminal object.
public abstract String getName()
public abstract Card connect(String protocol) throws CardException
protocol - the protocol to use ("T=0", "T=1", or "T=CL"), or "*" to
   connect using any available protocol.NullPointerException - if protocol is nullIllegalArgumentException - if protocol is an invalid protocol
   specificationCardNotPresentException - if no card is present in this terminalCardException - if a connection could not be established
   using the specified protocol or if a connection has previously been
   established using a different protocolSecurityException - if a SecurityManager exists and the
   caller does not have the required
   permissionpublic abstract boolean isCardPresent()
                               throws CardException
CardException - if the status could not be determinedpublic abstract boolean waitForCardPresent(long timeout)
                                    throws CardException
If a card is present in this terminal when this method is called, it returns immediately.
timeout - if positive, block for up to timeout
   milliseconds; if zero, block indefinitely; must not be negativeIllegalArgumentException - if timeout is negativeCardException - if the operation failedpublic abstract boolean waitForCardAbsent(long timeout)
                                   throws CardException
If no card is present in this terminal when this method is called, it returns immediately.
timeout - if positive, block for up to timeout
   milliseconds; if zero, block indefinitely; must not be negativeIllegalArgumentException - if timeout is negativeCardException - if the operation failed
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