public abstract class UnaryExpressionOperator extends ExpressionOperator
PhysicalOperator.OriginalLocationalias, illustrator, input, inputAttached, inputs, lineageTracer, mBagFactory, mTupleFactory, outputs, parentPlan, pigLogger, reporter, requestedParallelism, res, RESULT_EMPTY, RESULT_EOP, resultType| Constructor and Description |
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UnaryExpressionOperator(OperatorKey k) |
UnaryExpressionOperator(OperatorKey k,
int rp) |
| Modifier and Type | Method and Description |
|---|---|
protected void |
cloneHelper(UnaryExpressionOperator op) |
List<ExpressionOperator> |
getChildExpressions()
Get child expression of this expression
|
ExpressionOperator |
getExpr()
Get the contained expression.
|
void |
setExpr(ExpressionOperator e)
Set the contained expression explicitly.
|
void |
setInputAsExpr(PhysicalPlan plan)
Set the contained expression to the be the input value.
|
boolean |
supportsMultipleInputs()
Indicates whether this operator supports multiple inputs.
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accumChild, clone, containUDF, getNextDataBag, setIllustrator, supportsMultipleOutputs, toString, visitaddOriginalLocation, addOriginalLocation, attachInput, cloneHelper, clonePlans, copyAliasFrom, detachInput, getAlias, getAliasString, getIllustrator, getInputs, getLogger, getNext, getNextBigDecimal, getNextBigInteger, getNextBoolean, getNextDataByteArray, getNextDateTime, getNextDouble, getNextFloat, getNextInteger, getNextLong, getNextMap, getNextString, getNextTuple, getOriginalLocations, getParentPlan, getPigLogger, getReporter, getRequestedParallelism, getResultType, isAccumStarted, isAccumulative, isBlocking, isEndOfAllInput, isInputAttached, processInput, reset, setAccumEnd, setAccumStart, setAccumulative, setInputs, setParentPlan, setPigLogger, setReporter, setRequestedParallelism, setResultType, staticDataCleanupcompareTo, equals, getOperatorKey, getProjectionMap, hashCode, name, regenerateProjectionMap, rewire, unsetProjectionMapfinalize, getClass, notify, notifyAll, wait, wait, waitillustratorMarkuppublic UnaryExpressionOperator(OperatorKey k, int rp)
public UnaryExpressionOperator(OperatorKey k)
public boolean supportsMultipleInputs()
OperatorsupportsMultipleInputs in class Operator<PhyPlanVisitor>public void setInputAsExpr(PhysicalPlan plan)
public void setExpr(ExpressionOperator e)
e - Expression to contain.public ExpressionOperator getExpr()
protected void cloneHelper(UnaryExpressionOperator op)
public List<ExpressionOperator> getChildExpressions()
getChildExpressions in class ExpressionOperatorCopyright © 2007-2017 The Apache Software Foundation