org.apache.lens.server.api.driver

Class PersistentResultSet

java.lang.Object

org.apache.lens.server.api.driver.LensResultSet

org.apache.lens.server.api.driver.PersistentResultSet

Direct Known Subclasses:

HivePersistentResultSet, LensPersistentResult

public abstract class PersistentResultSet
extends LensResultSet

The Class PersistentResultSet.

Constructor Summary

Constructors

Constructor and Description
PersistentResultSet()

Method Summary

Methods

Modifier and Type	Method and Description
abstract Long	fileSize() Get the size of the result set file.
abstract String	getOutputPath()
QueryResult	toQueryResult() Get the corresponding query result object.

Methods inherited from class org.apache.lens.server.api.driver.LensResultSet

getMetadata, size

Methods inherited from class java.lang.Object

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

Constructor Detail

PersistentResultSet

public PersistentResultSet()

Method Detail

fileSize

public abstract Long fileSize()
                       throws LensException

Get the size of the result set file.

Returns:

The size if available, null if not available.

Throws:

LensException - the lens exception

getOutputPath

public abstract String getOutputPath()
                              throws LensException

Throws:

LensException

toQueryResult

public QueryResult toQueryResult()
                          throws LensException

Description copied from class: LensResultSet

Get the corresponding query result object.

Specified by:

toQueryResult in class LensResultSet

Returns:

QueryResult

Throws:

LensException - the lens exception