cascading.tap
Class TapException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              cascading.CascadingException
                  cascading.tap.TapException

All Implemented Interfaces:

Serializable

public class TapException
extends CascadingException

Class TapException is thrown from Tap and Scheme subclasses.

Use the payload Tuple constructor if being thrown from inside a Scheme and which for specific data to be trapped by a failure trap Tap. If the payload is not null, and there is a trap covering the source or sink Tap in question, it will be written to the trap Tap.

See Also:

Serialized Form

Constructor Summary

TapException()
Constructor TapException creates a new TapException instance.

TapException(String string)
Constructor TapException creates a new TapException instance.

TapException(String string, Throwable throwable)
Constructor TapException creates a new TapException instance.

TapException(String string, Throwable throwable, Tuple payload)
Constructor TapException creates a new TapException instance.

TapException(String string, Tuple payload)
Constructor TapException creates a new TapException instance.

TapException(Tap tap, Fields incomingFields, Fields selectorFields, Throwable throwable)
Constructor TapException creates a new TapException instance.

TapException(Throwable throwable)
Constructor TapException creates a new TapException instance.

Method Summary

Tuple

getPayload()

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, 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

TapException

public TapException()

Constructor TapException creates a new TapException instance.

TapException

public TapException(String string)

Constructor TapException creates a new TapException instance.

Parameters:

string - of type String

TapException

public TapException(String string,
                    Throwable throwable)

Constructor TapException creates a new TapException instance.

Parameters:

string - of type String

throwable - of type Throwable

TapException

public TapException(String string,
                    Throwable throwable,
                    Tuple payload)

Constructor TapException creates a new TapException instance.

Parameters:

string - of type String

throwable - of type Throwable

payload - of type Tuple

TapException

public TapException(String string,
                    Tuple payload)

Constructor TapException creates a new TapException instance.

Parameters:

string - of type String

payload - of type Tuple

TapException

public TapException(Throwable throwable)

Constructor TapException creates a new TapException instance.

Parameters:

throwable - of type Throwable

TapException

public TapException(Tap tap,
                    Fields incomingFields,
                    Fields selectorFields,
                    Throwable throwable)

Constructor TapException creates a new TapException instance.

Parameters:

tap - of type Tap

incomingFields - of type Fields

selectorFields - of type Fields

throwable - of type Throwable

Method Detail

getPayload

public Tuple getPayload()