org.apache.flink.types

Class NullFieldException

java.lang.Object

java.lang.Throwable

java.lang.Exception

java.lang.RuntimeException

org.apache.flink.types.NullFieldException

All Implemented Interfaces:

Serializable

@Public
public class NullFieldException
extends RuntimeException

An exception specifying that a required field was not set in a record, i.e. was null.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
NullFieldException() Constructs an NullFieldException with null as its error detail message.
NullFieldException(int fieldIdx) Constructs an NullFieldException with a default message, referring to given field number as the null field.
NullFieldException(int fieldIdx, Throwable cause) Constructs an NullFieldException with a default message, referring to given field number as the null field and a cause (Throwable)
NullFieldException(String message) Constructs an NullFieldException with the specified detail message.

Method Summary

Modifier and Type	Method and Description
int	getFieldPos() Gets the field number that was attempted to access.

Methods inherited from class java.lang.Throwable

addSuppressed, fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, getSuppressed, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

NullFieldException

public NullFieldException()

Constructs an NullFieldException with null as its error detail message.

NullFieldException

public NullFieldException(String message)

Constructs an NullFieldException with the specified detail message.

Parameters:

message - The detail message.

NullFieldException

public NullFieldException(int fieldIdx)

Constructs an NullFieldException with a default message, referring to given field number as the null field.

Parameters:

fieldIdx - The index of the field that was null, but expected to hold a value.

NullFieldException

public NullFieldException(int fieldIdx,
                          Throwable cause)

Constructs an NullFieldException with a default message, referring to given field number as the null field and a cause (Throwable)

Parameters:

fieldIdx - The index of the field that was null, but expected to hold a value.

cause - Pass the root cause of the error

Method Detail

getFieldPos

public int getFieldPos()

Gets the field number that was attempted to access. If the number is not set, this method returns -1.

Returns:

The field number that was attempted to access, or -1, if not set.