org.apache.lens.server.query

Class LensPersistentResult

java.lang.Object

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

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

org.apache.lens.server.query.LensPersistentResult

public class LensPersistentResult
extends PersistentResultSet

The Class LensPersistentResult.

Constructor Summary

Constructors

Constructor and Description
LensPersistentResult(LensResultSetMetadata metadata, String outputPath, Integer numRows, Long fileSize) Instantiates a new lens persistent result.

Method Summary

Methods

Modifier and Type	Method and Description
Long	fileSize() Get the size of the result set file.
LensResultSetMetadata	getMetadata() Get the result set metadata
String	getOutputPath()
Integer	size() Get the size of the result set.

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

toQueryResult

Methods inherited from class java.lang.Object

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

Constructor Detail

LensPersistentResult

public LensPersistentResult(LensResultSetMetadata metadata,
                    String outputPath,
                    Integer numRows,
                    Long fileSize)

Instantiates a new lens persistent result.

Parameters:

metadata - the metadata

outputPath - the output path

numRows - the num rows

Method Detail

getOutputPath

public String getOutputPath()
                     throws LensException

Specified by:

getOutputPath in class PersistentResultSet

Throws:

LensException

size

public Integer size()
             throws LensException

Description copied from class: LensResultSet

Get the size of the result set.

Specified by:

size in class LensResultSet

Returns:

The size if available, -1 if not available.

Throws:

LensException - the lens exception

fileSize

public Long fileSize()
              throws LensException

Description copied from class: PersistentResultSet

Get the size of the result set file.

Specified by:

fileSize in class PersistentResultSet

Returns:

The size if available, null if not available.

Throws:

LensException - the lens exception

getMetadata

public LensResultSetMetadata getMetadata()
                                  throws LensException

Description copied from class: LensResultSet

Get the result set metadata

Specified by:

getMetadata in class LensResultSet

Returns:

Returns LensResultSetMetadata

Throws:

LensException