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java.lang.Objectcom.datecs.api.smartcard.AnswerToReset
public final class AnswerToReset
This class represents the smart card response ATR as defined in ISO/IEC 7816-4.
Instances of this class are immutable. Where data is passed in or out via byte arrays, defensive cloning is performed.
Field Summary | |
---|---|
static int |
PROTOCOL_T0
ISO/IEC 7816-4 transport protocol type T=0. |
static int |
PROTOCOL_T1
ISO/IEC 7816-4 transport protocol type T=1. |
Constructor Summary | |
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AnswerToReset(byte[] atr)
Constructs a new instance of this class from a given byte array. |
Method Summary | |
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byte[] |
getBytes()
Returns a copy of the bytes in this ATR. |
byte[] |
getData()
Returns a copy of the data bytes in the response body. |
int |
getProtocol()
Returns a smart card communication protocol. |
java.lang.String |
toString()
Returns the string representation of object. |
Methods inherited from class java.lang.Object |
---|
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
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public static final int PROTOCOL_T0
public static final int PROTOCOL_T1
Constructor Detail |
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public AnswerToReset(byte[] atr)
If atr
is null
, a
NullPointerException
is thrown.
if atr.length < 1
, a IllegalArgumentException
is thrown.
atr
- the byte array containing the answer-to-reset bytes.Method Detail |
---|
public int getProtocol()
The protocols are defined like PROTOCOL_
* constant field
values.
public byte[] getData()
public byte[] getBytes()
public java.lang.String toString()
toString
in class java.lang.Object
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