Java Card API

bioexception

2017-05-22 16:23:58 M&W SmartCard 1

javacardx.biometry

Class BioException


public class BioExceptionextends CardRuntimeException

The BioException class encapsulates specific exceptions which can be thrownby the methods of the javacardx.biometry package in case of error.

Since:

2.2.2

Field Summary
static short ILLEGAL_USE           This reason code is used to indicate that the method should not beinvoked based on the current state of the card.
static short ILLEGAL_VALUE           This reason code is used to indicate that one or more input parameters isout of allowed bounds.
static short INVALID_DATA           This reason code is used to indicate that the data the system encounteredis illegible.
static short NO_SUCH_BIO_TEMPLATE           This reason code is used to indicate that the provided bio template typeis not supported by the template builder.
static short NO_TEMPLATES_ENROLLED           This reason code is used to indicate that no reference template isavailable for matching, or that the reference template is uninitialized.

 

Constructor Summary
BioException (short reason)          Construct a new biometric exception using a provided reason code.

 

Method Summary
static void throwIt (short reason)          Throws the Java Card runtime environment owned instance of BioException with the specified reason.

 

Methods inherited from class javacard.framework.CardRuntimeException
getReason , setReason

 

Methods inherited from class java.lang.Object
equals

 

Field Detail

ILLEGAL_VALUE

public static final short ILLEGAL_VALUE

This reason code is used to indicate that one or more input parameters isout of allowed bounds.

See Also:Constant Field Values


INVALID_DATA

public static final short INVALID_DATA

This reason code is used to indicate that the data the system encounteredis illegible.

See Also:Constant Field Values


NO_SUCH_BIO_TEMPLATE

public static final short NO_SUCH_BIO_TEMPLATE

This reason code is used to indicate that the provided bio template typeis not supported by the template builder.

See Also:Constant Field Values


NO_TEMPLATES_ENROLLED

public static final short NO_TEMPLATES_ENROLLED

This reason code is used to indicate that no reference template isavailable for matching, or that the reference template is uninitialized.

See Also:Constant Field Values


ILLEGAL_USE

public static final short ILLEGAL_USE

This reason code is used to indicate that the method should not beinvoked based on the current state of the card.

See Also:Constant Field Values

Constructor Detail

BioException

public BioException(short reason)

Construct a new biometric exception using a provided reason code.To conserve on resources use throwIt() to use the Java Card runtime environment instance of this class.

Parameters:reason - the reason code for this exception.

Method Detail

throwIt

public static void throwIt(short reason) throws BioException

Throws the Java Card runtime environment owned instance of BioException with the specified reason.Java Card runtime environment owned instances of exception classes are temporary Java Card runtime environment Entry PointObjects and can be accessed from any applet context. References to theseobjects cannot be stored in class variables or instance variables or array components.

Parameters:reason - the reason for the exception.

Throws: BioException- always. 


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