public class POCross extends PhysicalOperator
PhysicalOperator.OriginalLocation| Modifier and Type | Field and Description |
|---|---|
protected Tuple[] |
data |
protected DataBag[] |
inputBags |
protected Iterator<Tuple>[] |
its |
protected Tuple |
tupleOfLastBag |
alias, illustrator, input, inputAttached, inputs, lineageTracer, mBagFactory, mTupleFactory, outputs, parentPlan, pigLogger, reporter, requestedParallelism, res, RESULT_EMPTY, RESULT_EOP, resultType| Constructor and Description |
|---|
POCross(OperatorKey k) |
POCross(OperatorKey k,
int rp) |
POCross(OperatorKey k,
int rp,
List<PhysicalOperator> inp) |
POCross(OperatorKey k,
List<PhysicalOperator> inp) |
| Modifier and Type | Method and Description |
|---|---|
Result |
getNextTuple() |
Tuple |
illustratorMarkup(Object in,
Object out,
int eqClassIndex)
input tuple mark up to be illustrate-able
|
String |
name() |
void |
reset()
Reset internal state in an operator.
|
boolean |
supportsMultipleInputs()
Indicates whether this operator supports multiple inputs.
|
boolean |
supportsMultipleOutputs()
Indicates whether this operator supports multiple outputs.
|
void |
visit(PhyPlanVisitor v)
Visit this node with the provided visitor.
|
addOriginalLocation, addOriginalLocation, attachInput, clone, cloneHelper, clonePlans, copyAliasFrom, detachInput, getAlias, getAliasString, getIllustrator, getInputs, getLogger, getNext, getNextBigDecimal, getNextBigInteger, getNextBoolean, getNextDataBag, getNextDataByteArray, getNextDateTime, getNextDouble, getNextFloat, getNextInteger, getNextLong, getNextMap, getNextString, getOriginalLocations, getParentPlan, getPigLogger, getReporter, getRequestedParallelism, getResultType, isAccumStarted, isAccumulative, isBlocking, isEndOfAllInput, isInputAttached, processInput, setAccumEnd, setAccumStart, setAccumulative, setIllustrator, setInputs, setParentPlan, setPigLogger, setReporter, setRequestedParallelism, setResultType, staticDataCleanupcompareTo, equals, getOperatorKey, getProjectionMap, hashCode, regenerateProjectionMap, rewire, toString, unsetProjectionMapprotected transient DataBag[] inputBags
protected transient Tuple[] data
protected transient Tuple tupleOfLastBag
public POCross(OperatorKey k)
public POCross(OperatorKey k, int rp, List<PhysicalOperator> inp)
public POCross(OperatorKey k, int rp)
public POCross(OperatorKey k, List<PhysicalOperator> inp)
public void visit(PhyPlanVisitor v) throws VisitorException
Operatorvisit in class PhysicalOperatorv - Visitor to visit with.VisitorException - if the visitor has a problem.public String name()
name in class Operator<PhyPlanVisitor>public boolean supportsMultipleInputs()
OperatorsupportsMultipleInputs in class Operator<PhyPlanVisitor>public boolean supportsMultipleOutputs()
OperatorsupportsMultipleOutputs in class Operator<PhyPlanVisitor>public Tuple illustratorMarkup(Object in, Object out, int eqClassIndex)
Illustrablein - input tupleout - output tuple before wrapped in ExampleTupleeqClassIndex - index into equivalence classes in illustratorpublic Result getNextTuple() throws ExecException
getNextTuple in class PhysicalOperatorExecExceptionpublic void reset()
PhysicalOperatorreset in class PhysicalOperatorCopyright © 2007-2017 The Apache Software Foundation