net.snowflake.client.jdbc

Class SnowflakeResultChunk

java.lang.Object

net.snowflake.client.jdbc.SnowflakeResultChunk

public class SnowflakeResultChunk
extends Object

Class for result chunk

Created by jhuang on 11/12/14.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	SnowflakeResultChunk.DownloadState

Constructor Summary

Constructors

Constructor and Description
SnowflakeResultChunk(String url, int rowCount, int colCount, int uncompressedSize, boolean useJsonParserV2)

Method Summary

Modifier and Type	Method and Description
void	addByte(byte b, int pos)
void	addBytes(byte[] src, int offset, int pos, int length)
void	addOffset(int offset)
void	addRow(Object[] row)
int	computeCharactersNeeded()
long	computeNeededChunkMemory() Compute the memory necessary to store the data of this chunk
void	ensureRowsComplete() Checks that all data has been added after parsing.
static Object	extractCell(com.fasterxml.jackson.databind.JsonNode resultData, int rowIdx, int colIdx)
void	freeData()
byte	get(int offset)
Object	getCell(int rowIdx, int colIdx) Creates a String object for the given cell
int	getColCount()
Condition	getDownloadCondition()
String	getDownloadError()
SnowflakeResultChunk.DownloadState	getDownloadState()
long	getDownloadTime()
ReentrantLock	getLock()
long	getParseTime()
int	getRowCount()
String	getScrubbedUrl()
int	getUncompressedSize()
String	getUrl()
void	nextIndex()
void	setDownloadError(String downloadError)
void	setDownloadState(SnowflakeResultChunk.DownloadState downloadState)
void	setDownloadTime(long downloadTime)
void	setIsNull()
void	setLastLength(int len)
void	setParseTime(long parseTime)
void	setResultData(com.fasterxml.jackson.databind.JsonNode resultData) Deprecated.
void	tryReuse(net.snowflake.client.jdbc.SnowflakeResultChunk.ResultChunkDataCache cache)

Methods inherited from class java.lang.Object

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

Constructor Detail

SnowflakeResultChunk

public SnowflakeResultChunk(String url,
                            int rowCount,
                            int colCount,
                            int uncompressedSize,
                            boolean useJsonParserV2)

Method Detail

tryReuse

public void tryReuse(net.snowflake.client.jdbc.SnowflakeResultChunk.ResultChunkDataCache cache)

setResultData

@Deprecated
public void setResultData(com.fasterxml.jackson.databind.JsonNode resultData)

Deprecated.

Set the data when using the fasterxml json parser

Parameters:

resultData - result data in JSON form

extractCell

public static Object extractCell(com.fasterxml.jackson.databind.JsonNode resultData,
                                 int rowIdx,
                                 int colIdx)

getCell

public final Object getCell(int rowIdx,
                            int colIdx)

Creates a String object for the given cell

Parameters:

rowIdx - zero based row

colIdx - zero based column

Returns:

String

getUrl

public final String getUrl()

getScrubbedUrl

public final String getScrubbedUrl()

getRowCount

public final int getRowCount()

getUncompressedSize

public final int getUncompressedSize()

addRow

public final void addRow(Object[] row)
                  throws SnowflakeSQLException

Throws:

SnowflakeSQLException

ensureRowsComplete

public final void ensureRowsComplete()
                              throws SnowflakeSQLException

Checks that all data has been added after parsing.

Throws:

SnowflakeSQLException - when rows are not all downloaded

computeNeededChunkMemory

public final long computeNeededChunkMemory()

Compute the memory necessary to store the data of this chunk

Returns:

necessary memory in bytes

freeData

public final void freeData()

getColCount

public final int getColCount()

getDownloadTime

public long getDownloadTime()

setDownloadTime

public void setDownloadTime(long downloadTime)

getParseTime

public long getParseTime()

setParseTime

public void setParseTime(long parseTime)

getLock

public ReentrantLock getLock()

getDownloadCondition

public Condition getDownloadCondition()

getDownloadError

public String getDownloadError()

setDownloadError

public void setDownloadError(String downloadError)

getDownloadState

public SnowflakeResultChunk.DownloadState getDownloadState()

setDownloadState

public void setDownloadState(SnowflakeResultChunk.DownloadState downloadState)

computeCharactersNeeded

public int computeCharactersNeeded()

addOffset

public void addOffset(int offset)
               throws SnowflakeSQLException

Throws:

SnowflakeSQLException

setIsNull

public void setIsNull()
               throws SnowflakeSQLException

Throws:

SnowflakeSQLException

setLastLength

public void setLastLength(int len)
                   throws SnowflakeSQLException

Throws:

SnowflakeSQLException

nextIndex

public void nextIndex()
               throws SnowflakeSQLException

Throws:

SnowflakeSQLException

get

public byte get(int offset)
         throws SnowflakeSQLException

Throws:

SnowflakeSQLException

addByte

public void addByte(byte b,
                    int pos)
             throws SnowflakeSQLException

Throws:

SnowflakeSQLException

addBytes

public void addBytes(byte[] src,
                     int offset,
                     int pos,
                     int length)
              throws SnowflakeSQLException

Throws:

SnowflakeSQLException