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

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

public class OperatorFactory
extends Object


Nested Class Summary
static class OperatorFactory.opTuple<T extends Serializable>
           
 
Field Summary
static ArrayList<OperatorFactory.opTuple> opvec
           
 
Constructor Summary
OperatorFactory()
           
 
Method Summary
static
<T extends Serializable>
Operator<T>
get(Class<T> opClass)
           
static
<T extends Serializable>
Operator<T>
get(Class<T> opClass, RowSchema rwsch)
           
static
<T extends Serializable>
Operator<T>
get(T conf, Operator<? extends Serializable>... oplist)
          Returns an operator given the conf and a list of children operators.
static
<T extends Serializable>
Operator<T>
get(T conf, RowSchema rwsch, Operator... oplist)
          Returns an operator given the conf and a list of children operators.
static
<T extends Serializable>
Operator<T>
getAndMakeChild(T conf, Operator... oplist)
          Returns an operator given the conf and a list of parent operators.
static
<T extends Serializable>
Operator<T>
getAndMakeChild(T conf, RowSchema rwsch, Operator... oplist)
          Returns an operator given the conf and a list of parent operators.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

opvec

public static ArrayList<OperatorFactory.opTuple> opvec
Constructor Detail

OperatorFactory

public OperatorFactory()
Method Detail

get

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

get

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

get

public static <T extends Serializable> Operator<T> get(T conf,
                                                       Operator<? extends Serializable>... oplist)
Returns an operator given the conf and a list of children operators.


get

public static <T extends Serializable> 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 Serializable> Operator<T> getAndMakeChild(T conf,
                                                                   Operator... oplist)
Returns an operator given the conf and a list of parent operators.


getAndMakeChild

public static <T extends Serializable> Operator<T> getAndMakeChild(T conf,
                                                                   RowSchema rwsch,
                                                                   Operator... oplist)
Returns an operator given the conf and a list of parent operators.



Copyright © 2009 The Apache Software Foundation