org.apache.hadoop.hive.ql.plan

Class ExprNodeFieldDesc

java.lang.Object

org.apache.hadoop.hive.ql.plan.ExprNodeDesc

org.apache.hadoop.hive.ql.plan.ExprNodeFieldDesc

All Implemented Interfaces:

java.io.Serializable, Node

public class ExprNodeFieldDesc
extends ExprNodeDesc
implements java.io.Serializable

ExprNodeFieldDesc.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.plan.ExprNodeDesc

ExprNodeDesc.ExprNodeDescEqualityWrapper

Constructor Summary

Constructors

Constructor and Description
ExprNodeFieldDesc()
ExprNodeFieldDesc(TypeInfo typeInfo, ExprNodeDesc desc, java.lang.String fieldName, java.lang.Boolean isList)

Method Summary

Modifier and Type	Method and Description
ExprNodeDesc	clone()
java.util.List<ExprNodeDesc>	getChildren() Gets the vector of children nodes.
java.util.List<java.lang.String>	getCols()
ExprNodeDesc	getDesc()
java.lang.String	getExprString()
java.lang.String	getFieldName()
java.lang.Boolean	getIsList()
int	hashCode()
boolean	isSame(java.lang.Object o)
void	setDesc(ExprNodeDesc desc)
void	setFieldName(java.lang.String fieldName)
void	setIsList(java.lang.Boolean isList)
java.lang.String	toString()

Methods inherited from class org.apache.hadoop.hive.ql.plan.ExprNodeDesc

getName, getTypeInfo, getTypeString, getWritableObjectInspector, setTypeInfo

Methods inherited from class java.lang.Object

equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

ExprNodeFieldDesc

public ExprNodeFieldDesc()

ExprNodeFieldDesc

public ExprNodeFieldDesc(TypeInfo typeInfo,
                         ExprNodeDesc desc,
                         java.lang.String fieldName,
                         java.lang.Boolean isList)

Method Detail

getChildren

public java.util.List<ExprNodeDesc> getChildren()

Description copied from interface: Node

Gets the vector of children nodes. This is used in the graph walker algorithms.

Specified by:

getChildren in interface Node

Overrides:

getChildren in class ExprNodeDesc

Returns:

List

getDesc

public ExprNodeDesc getDesc()

setDesc

public void setDesc(ExprNodeDesc desc)

getFieldName

public java.lang.String getFieldName()

setFieldName

public void setFieldName(java.lang.String fieldName)

getIsList

public java.lang.Boolean getIsList()

setIsList

public void setIsList(java.lang.Boolean isList)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

getExprString

public java.lang.String getExprString()

Overrides:

getExprString in class ExprNodeDesc

getCols

public java.util.List<java.lang.String> getCols()

Overrides:

getCols in class ExprNodeDesc

clone

public ExprNodeDesc clone()

Specified by:

clone in class ExprNodeDesc

isSame

public boolean isSame(java.lang.Object o)

Specified by:

isSame in class ExprNodeDesc

hashCode

public int hashCode()

Overrides:

hashCode in class ExprNodeDesc