org.apache.hadoop.hive.ql.optimizer.lineage

Class ExprProcFactory.GenericExprProcessor

java.lang.Object

org.apache.hadoop.hive.ql.optimizer.lineage.ExprProcFactory.GenericExprProcessor

All Implemented Interfaces:

NodeProcessor

Enclosing class:

ExprProcFactory

public static class ExprProcFactory.GenericExprProcessor
extends Object
implements NodeProcessor

Processor for any function or field expression.

Constructor Summary

Constructors

Constructor and Description
GenericExprProcessor()

Method Summary

Modifier and Type	Method and Description
Object	process(Node nd, Stack<Node> stack, NodeProcessorCtx procCtx, Object... nodeOutputs) Generic process for all ops that don't have specific implementations.

Methods inherited from class java.lang.Object

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

Constructor Detail

GenericExprProcessor

public GenericExprProcessor()

Method Detail

process

public Object process(Node nd,
                      Stack<Node> stack,
                      NodeProcessorCtx procCtx,
                      Object... nodeOutputs)
               throws SemanticException

Description copied from interface: NodeProcessor

Generic process for all ops that don't have specific implementations.

Specified by:

process in interface NodeProcessor

Parameters:

nd - operator to process

procCtx - operator processor context

nodeOutputs - A variable argument list of outputs from other nodes in the walk

Returns:

Object to be returned by the process call

Throws:

SemanticException