org.apache.pig

Class SortInfo

java.lang.Object

org.apache.pig.SortInfo

All Implemented Interfaces:

java.io.Serializable

@InterfaceAudience.Private
@InterfaceStability.Unstable
public class SortInfo
extends java.lang.Object
implements java.io.Serializable

Class to communicate sort column information based on order by statment's sort columns and schema

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SortInfo(java.util.List<SortColInfo> sortColInfoList)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
java.util.List<SortColInfo>	getSortColInfoList()
int	hashCode()
boolean	isGloballySorted()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

SortInfo

public SortInfo(java.util.List<SortColInfo> sortColInfoList)

Parameters:

sortColInfoList - list of sortColInfo, one for each field in the data

Method Detail

getSortColInfoList

public java.util.List<SortColInfo> getSortColInfoList()

Returns:

the sortColInfoList the list of sortColInfo for this data

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

isGloballySorted

public boolean isGloballySorted()

Returns:

the isGloballySorted true if the data is globally sorted, false if it is sorted only within each part file.

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object