|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectcascading.operation.BaseOperation
cascading.operation.NoOp
public class NoOp
Class NoOp does nothing. It ignores all arguments and returns an empty Tuple
, Tuple.NULL
.
Fields.SWAP
to retain unknown fields, or use the Discard
sub-assembly.
Insert
,
Discard
,
Serialized FormField Summary |
---|
Fields inherited from class cascading.operation.BaseOperation |
---|
fieldDeclaration, numArgs, trace |
Fields inherited from interface cascading.operation.Operation |
---|
ANY |
Constructor Summary | |
---|---|
NoOp()
Constructor NoOp creates a new NoOp instance that will ignore the argument values and return no output. |
Method Summary | |
---|---|
void |
operate(FlowProcess flowProcess,
FunctionCall functionCall)
Method operate provides the implementation of this Function. |
Methods inherited from class cascading.operation.BaseOperation |
---|
cleanup, equals, flush, getFieldDeclaration, getNumArgs, getTrace, hashCode, isSafe, prepare, printOperationInternal, toString, toStringInternal |
Methods inherited from class java.lang.Object |
---|
clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface cascading.operation.Operation |
---|
cleanup, flush, getFieldDeclaration, getNumArgs, isSafe, prepare |
Constructor Detail |
---|
public NoOp()
Method Detail |
---|
public void operate(FlowProcess flowProcess, FunctionCall functionCall)
Function
operate
in interface Function
flowProcess
- of type FlowProcessfunctionCall
- of type FunctionCall
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |