org.apache.hadoop.hive.ql.exec
Class OperatorFactory

java.lang.Object
  org.apache.hadoop.hive.ql.exec.OperatorFactory

public final class OperatorFactory
extends Object

OperatorFactory.

Nested Class Summary

static class

OperatorFactory.OpTuple<T extends OperatorDesc> OpTuple.

Field Summary

static ArrayList<OperatorFactory.OpTuple>	opvec
static ArrayList<OperatorFactory.OpTuple>	vectorOpvec

Method Summary

static <T extends OperatorDesc> Operator<T>	get(Class<T> opClass)
static <T extends OperatorDesc> Operator<T>	get(Class<T> opClass, RowSchema rwsch)
static <T extends OperatorDesc> Operator<T>	get(T conf, Operator<? extends OperatorDesc>... oplist) Returns an operator given the conf and a list of children operators.
static <T extends OperatorDesc> Operator<T>	get(T conf, RowSchema rwsch, Operator... oplist) Returns an operator given the conf and a list of children operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, List<Operator<? extends OperatorDesc>> oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, Operator... oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, RowSchema rwsch, List<Operator<? extends OperatorDesc>> oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, RowSchema rwsch, Map<String,ExprNodeDesc> colExprMap, List<Operator<? extends OperatorDesc>> oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, RowSchema rwsch, Map<String,ExprNodeDesc> colExprMap, Operator... oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getAndMakeChild(T conf, RowSchema rwsch, Operator... oplist) Returns an operator given the conf and a list of parent operators.
static <T extends OperatorDesc> Operator<T>	getVectorOperator(T conf, VectorizationContext vContext)
static void	makeChild(Operator<? extends OperatorDesc> ret, Operator<? extends OperatorDesc>... oplist) Returns an operator given the conf and a list of children operators.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

opvec

public static ArrayList<OperatorFactory.OpTuple> opvec

vectorOpvec

public static ArrayList<OperatorFactory.OpTuple> vectorOpvec

Method Detail

getVectorOperator

public static <T extends OperatorDesc> Operator<T> getVectorOperator(T conf,
                                                                     VectorizationContext vContext)
                                                          throws HiveException

Throws:

HiveException

get

public static <T extends OperatorDesc> Operator<T> get(Class<T> opClass)

get

public static <T extends OperatorDesc> Operator<T> get(Class<T> opClass,
                                                       RowSchema rwsch)

get

public static <T extends OperatorDesc> Operator<T> get(T conf,
                                                       Operator<? extends OperatorDesc>... oplist)

Returns an operator given the conf and a list of children operators.

makeChild

public static void makeChild(Operator<? extends OperatorDesc> ret,
                             Operator<? extends OperatorDesc>... oplist)

Returns an operator given the conf and a list of children operators.

get

public static <T extends OperatorDesc> Operator<T> get(T conf,
                                                       RowSchema rwsch,
                                                       Operator... oplist)

Returns an operator given the conf and a list of children operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   Operator... oplist)

Returns an operator given the conf and a list of parent operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   List<Operator<? extends OperatorDesc>> oplist)

Returns an operator given the conf and a list of parent operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   RowSchema rwsch,
                                                                   Operator... oplist)

Returns an operator given the conf and a list of parent operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   RowSchema rwsch,
                                                                   Map<String,ExprNodeDesc> colExprMap,
                                                                   Operator... oplist)

Returns an operator given the conf and a list of parent operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   RowSchema rwsch,
                                                                   List<Operator<? extends OperatorDesc>> oplist)

Returns an operator given the conf and a list of parent operators.

getAndMakeChild

public static <T extends OperatorDesc> Operator<T> getAndMakeChild(T conf,
                                                                   RowSchema rwsch,
                                                                   Map<String,ExprNodeDesc> colExprMap,
                                                                   List<Operator<? extends OperatorDesc>> oplist)

Returns an operator given the conf and a list of parent operators.