java.lang.Object
- com.adyen.model.tapi.CardReaderAPDURequest

```
public class CardReaderAPDURequest
extends Object
```
It contains the APDU request to send to the chip of the card, and a possible invitation message to display on the CashierInterface or the CustomerInterface. Content of the Card Reader APDU Request message.

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`JSON_PROPERTY_AP_D_U_CLASS`
`static String`	`JSON_PROPERTY_AP_D_U_DATA`
`static String`	`JSON_PROPERTY_AP_D_U_EXPECTED_LENGTH`
`static String`	`JSON_PROPERTY_AP_D_U_INSTRUCTION`
`static String`	`JSON_PROPERTY_AP_D_U_PAR1`
`static String`	`JSON_PROPERTY_AP_D_U_PAR2`

Constructor Summary

Constructors
Constructor Description

CardReaderAPDURequest()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`CardReaderAPDURequest`	`apDUClass(byte[] apDUClass)`	Class field of the APDU command (CLA).
`CardReaderAPDURequest`	`apDUData(byte[] apDUData)`	Data field of the APDU command (Lc + Data).
`CardReaderAPDURequest`	`apDUExpectedLength(byte[] apDUExpectedLength)`	Expected length of the data field of the APDU response to the command (Le).
`CardReaderAPDURequest`	`apDUInstruction(byte[] apDUInstruction)`	Instruction field of the APDU command (INS).
`CardReaderAPDURequest`	`apDUPar1(byte[] apDUPar1)`	Parameter 1 field of the APDU command (P1).
`CardReaderAPDURequest`	`apDUPar2(byte[] apDUPar2)`	Parameter 2 field of the APDU command(P2).
`boolean`	`equals(Object o)`	Return true if this CardReaderAPDURequest object is equal to o.
`static CardReaderAPDURequest`	`fromJson(String jsonString)`	Create an instance of CardReaderAPDURequest given an JSON string
`byte[]`	`getApDUClass()`	Class field of the APDU command (CLA).
`byte[]`	`getApDUData()`	Data field of the APDU command (Lc + Data).
`byte[]`	`getApDUExpectedLength()`	Expected length of the data field of the APDU response to the command (Le).
`byte[]`	`getApDUInstruction()`	Instruction field of the APDU command (INS).
`byte[]`	`getApDUPar1()`	Parameter 1 field of the APDU command (P1).
`byte[]`	`getApDUPar2()`	Parameter 2 field of the APDU command(P2).
`Map<String,Object>`	`getExplicitNulls()`	Returns a map of properties to be merged into the JSON payload as explicit null values.
`int`	`hashCode()`
`CardReaderAPDURequest`	`includeNullValues(boolean includeNullValues)`	Configures whether null values are explicitly serialized in the JSON payload.
`boolean`	`isIncludeNullValues()`	Returns whether null values are explicitly serialized in the JSON payload.
`void`	`setApDUClass(byte[] apDUClass)`	Class field of the APDU command (CLA).
`void`	`setApDUData(byte[] apDUData)`	Data field of the APDU command (Lc + Data).
`void`	`setApDUExpectedLength(byte[] apDUExpectedLength)`	Expected length of the data field of the APDU response to the command (Le).
`void`	`setApDUInstruction(byte[] apDUInstruction)`	Instruction field of the APDU command (INS).
`void`	`setApDUPar1(byte[] apDUPar1)`	Parameter 1 field of the APDU command (P1).
`void`	`setApDUPar2(byte[] apDUPar2)`	Parameter 2 field of the APDU command(P2).
`void`	`setIncludeNullValues(boolean includeNullValues)`	Sets whether null values should be explicitly serialized in the JSON payload.
`String`	`toJson()`	Convert an instance of CardReaderAPDURequest to an JSON string
`String`	`toString()`

Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - JSON_PROPERTY_AP_D_U_CLASS
```
public static final String JSON_PROPERTY_AP_D_U_CLASS
```
    See Also:
    
    Constant Field Values
  - JSON_PROPERTY_AP_D_U_INSTRUCTION
```
public static final String JSON_PROPERTY_AP_D_U_INSTRUCTION
```
    See Also:
    
    Constant Field Values
  - JSON_PROPERTY_AP_D_U_PAR1
```
public static final String JSON_PROPERTY_AP_D_U_PAR1
```
    See Also:
    
    Constant Field Values
  - JSON_PROPERTY_AP_D_U_PAR2
```
public static final String JSON_PROPERTY_AP_D_U_PAR2
```
    See Also:
    
    Constant Field Values
  - JSON_PROPERTY_AP_D_U_DATA
```
public static final String JSON_PROPERTY_AP_D_U_DATA
```
    See Also:
    
    Constant Field Values
  - JSON_PROPERTY_AP_D_U_EXPECTED_LENGTH
```
public static final String JSON_PROPERTY_AP_D_U_EXPECTED_LENGTH
```
    See Also:
    
    Constant Field Values
- Constructor Detail
  - CardReaderAPDURequest
```
public CardReaderAPDURequest()
```
- Method Detail
  - apDUClass
```
public CardReaderAPDURequest apDUClass(byte[] apDUClass)
```
    Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
    
    Parameters:
    
    apDUClass - Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUClass
```
public byte[] getApDUClass()
```
    Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
    
    Returns:
    
    apDUClass Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
  - setApDUClass
```
public void setApDUClass(byte[] apDUClass)
```
    Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
    
    Parameters:
    
    apDUClass - Class field of the APDU command (CLA). APDU request for Card Reader device request. For specific card like synchronous card, a private value should be used in accordance to ISO 7816- 4 (private range D0-FE).
  - apDUInstruction
```
public CardReaderAPDURequest apDUInstruction(byte[] apDUInstruction)
```
    Instruction field of the APDU command (INS).
    
    Parameters:
    
    apDUInstruction - Instruction field of the APDU command (INS).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUInstruction
```
public byte[] getApDUInstruction()
```
    Instruction field of the APDU command (INS).
    
    Returns:
    
    apDUInstruction Instruction field of the APDU command (INS).
  - setApDUInstruction
```
public void setApDUInstruction(byte[] apDUInstruction)
```
    Instruction field of the APDU command (INS).
    
    Parameters:
    
    apDUInstruction - Instruction field of the APDU command (INS).
  - apDUPar1
```
public CardReaderAPDURequest apDUPar1(byte[] apDUPar1)
```
    Parameter 1 field of the APDU command (P1).
    
    Parameters:
    
    apDUPar1 - Parameter 1 field of the APDU command (P1).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUPar1
```
public byte[] getApDUPar1()
```
    Parameter 1 field of the APDU command (P1).
    
    Returns:
    
    apDUPar1 Parameter 1 field of the APDU command (P1).
  - setApDUPar1
```
public void setApDUPar1(byte[] apDUPar1)
```
    Parameter 1 field of the APDU command (P1).
    
    Parameters:
    
    apDUPar1 - Parameter 1 field of the APDU command (P1).
  - apDUPar2
```
public CardReaderAPDURequest apDUPar2(byte[] apDUPar2)
```
    Parameter 2 field of the APDU command(P2).
    
    Parameters:
    
    apDUPar2 - Parameter 2 field of the APDU command(P2).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUPar2
```
public byte[] getApDUPar2()
```
    Parameter 2 field of the APDU command(P2).
    
    Returns:
    
    apDUPar2 Parameter 2 field of the APDU command(P2).
  - setApDUPar2
```
public void setApDUPar2(byte[] apDUPar2)
```
    Parameter 2 field of the APDU command(P2).
    
    Parameters:
    
    apDUPar2 - Parameter 2 field of the APDU command(P2).
  - apDUData
```
public CardReaderAPDURequest apDUData(byte[] apDUData)
```
    Data field of the APDU command (Lc + Data).
    
    Parameters:
    
    apDUData - Data field of the APDU command (Lc + Data).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUData
```
public byte[] getApDUData()
```
    Data field of the APDU command (Lc + Data).
    
    Returns:
    
    apDUData Data field of the APDU command (Lc + Data).
  - setApDUData
```
public void setApDUData(byte[] apDUData)
```
    Data field of the APDU command (Lc + Data).
    
    Parameters:
    
    apDUData - Data field of the APDU command (Lc + Data).
  - apDUExpectedLength
```
public CardReaderAPDURequest apDUExpectedLength(byte[] apDUExpectedLength)
```
    Expected length of the data field of the APDU response to the command (Le).
    
    Parameters:
    
    apDUExpectedLength - Expected length of the data field of the APDU response to the command (Le).
    
    Returns:
    
    the current CardReaderAPDURequest instance, allowing for method chaining
  - getApDUExpectedLength
```
public byte[] getApDUExpectedLength()
```
    Expected length of the data field of the APDU response to the command (Le).
    
    Returns:
    
    apDUExpectedLength Expected length of the data field of the APDU response to the command (Le).
  - setApDUExpectedLength
```
public void setApDUExpectedLength(byte[] apDUExpectedLength)
```
    Expected length of the data field of the APDU response to the command (Le).
    
    Parameters:
    
    apDUExpectedLength - Expected length of the data field of the APDU response to the command (Le).
  - includeNullValues
```
public CardReaderAPDURequest includeNullValues(boolean includeNullValues)
```
    Configures whether null values are explicitly serialized in the JSON payload. Default is false.
  - isIncludeNullValues
```
public boolean isIncludeNullValues()
```
    Returns whether null values are explicitly serialized in the JSON payload.
  - setIncludeNullValues
```
public void setIncludeNullValues(boolean includeNullValues)
```
    Sets whether null values should be explicitly serialized in the JSON payload. Default is false.
  - equals
```
public boolean equals(Object o)
```
    Return true if this CardReaderAPDURequest object is equal to o.
    
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - toString
```
public String toString()
```
    Overrides:
    
    toString in class Object
  - getExplicitNulls
```
public Map<String,Object> getExplicitNulls()
```
    Returns a map of properties to be merged into the JSON payload as explicit null values.
  - fromJson
```
public static CardReaderAPDURequest fromJson(String jsonString)
                                      throws com.fasterxml.jackson.core.JsonProcessingException
```
    Create an instance of CardReaderAPDURequest given an JSON string
    
    Parameters:
    
    jsonString - JSON string
    
    Returns:
    
    An instance of CardReaderAPDURequest
    
    Throws:
    
    com.fasterxml.jackson.core.JsonProcessingException - if the JSON string is invalid with respect to CardReaderAPDURequest
  - toJson
```
public String toJson()
              throws com.fasterxml.jackson.core.JsonProcessingException
```
    Convert an instance of CardReaderAPDURequest to an JSON string
    
    Returns:
    
    JSON string
    
    Throws:
    
    com.fasterxml.jackson.core.JsonProcessingException

Class CardReaderAPDURequest

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

JSON_PROPERTY_AP_D_U_CLASS

JSON_PROPERTY_AP_D_U_INSTRUCTION

JSON_PROPERTY_AP_D_U_PAR1

JSON_PROPERTY_AP_D_U_PAR2

JSON_PROPERTY_AP_D_U_DATA

JSON_PROPERTY_AP_D_U_EXPECTED_LENGTH

Constructor Detail

CardReaderAPDURequest

Method Detail

apDUClass

getApDUClass

setApDUClass

apDUInstruction

getApDUInstruction

setApDUInstruction

apDUPar1

getApDUPar1

setApDUPar1

apDUPar2

getApDUPar2

setApDUPar2

apDUData

getApDUData

setApDUData

apDUExpectedLength

getApDUExpectedLength

setApDUExpectedLength

includeNullValues

isIncludeNullValues

setIncludeNullValues

equals

hashCode

toString

getExplicitNulls

fromJson

toJson