net.snowflake.common.core

Class SqlFormat

java.lang.Object

net.snowflake.common.core.SqlFormat

public final class SqlFormat
extends Object

The is the class for a parsed SQL format, a re-implementation of XP SqlFormat class

Field Summary

Fields

Modifier and Type	Field and Description
static int	ANY
static int	DATE
static int	DEFAULT_CENTURY_BOUNDARY
static int	INVALID
static int	NETWORK
static int	NUMERIC
static int	TIME
static int	TS_NTZ
static int	TS_TZ
static int	TZONE

Constructor Summary

Constructors

Constructor and Description
SqlFormat() Constructor

Method Summary

Modifier and Type	Method and Description
boolean	checkPrintModel(int model) Check that this format can be used for printing with model
boolean	checkScanModel(int model) Check that this format can be used for parsing with model
String	getErrorMsg() Get error message
int	getMaxOutputSize() Get max output length
int	getModel() Get format model
SFDate	parseDate(String str) Parses Data
SFDate	parseDate(String str, int cenBound) Parse date using this format (returns SFDate)
SFTime	parseTime(String str) Parse time of day using this format (returns SFTime)
SFTimestamp	parseTimestamp(String str, TimeZone tz) Parses Timestamp string
SFTimestamp	parseTimestamp(String str, TimeZone tz, int cenBound) Parse timestamp using this format (returns SFTimestamp)
TmExt	parseTm(String inStr) Parses extended Timestamp string
TmExt	parseTm(String inStr, int cenBound) Parse DATE/TIME string
String	printDate(SFDate d) Print SfDate value
String	printTime(SFTime t, int scale) Print SfTime value with scale
String	printTimestamp(SFTimestamp ts, int scale) Print SfTimestamp value with scale
String	printTimestamp(SFTimestamp ts, int scale, TimeZone tz) Print SfTimestamp value with scale
String	printTm(TmExt val) Print the decomposed timezone value using this format
String	reconstructFormat() Reconstruct the format string (prints the canonical form)
String	setFormat(int model, String fmtStr) Parse single format Returns remaining format string (for multiple bar-separated formats) or null for an error If a singular format is required, the user must check that the output is empty Sets an error message

Methods inherited from class java.lang.Object

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

Field Detail

INVALID

public static final int INVALID

See Also:

Constant Field Values

NUMERIC

public static final int NUMERIC

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Constant Field Values

DATE

public static final int DATE

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Constant Field Values

TIME

public static final int TIME

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Constant Field Values

TZONE

public static final int TZONE

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Constant Field Values

TS_NTZ

public static final int TS_NTZ

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Constant Field Values

TS_TZ

public static final int TS_TZ

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Constant Field Values

NETWORK

public static final int NETWORK

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Constant Field Values

ANY

public static final int ANY

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Constant Field Values

DEFAULT_CENTURY_BOUNDARY

public static final int DEFAULT_CENTURY_BOUNDARY

See Also:

Constant Field Values

Constructor Detail

SqlFormat

public SqlFormat()

Constructor

Method Detail

getErrorMsg

public String getErrorMsg()

Get error message

Returns:

error message

getModel

public int getModel()

Get format model

Returns:

model

getMaxOutputSize

public int getMaxOutputSize()

Get max output length

Returns:

max output length

setFormat

public String setFormat(int model,
                        String fmtStr)

Parse single format Returns remaining format string (for multiple bar-separated formats) or null for an error If a singular format is required, the user must check that the output is empty Sets an error message

Parameters:

model - format model (see above)

fmtStr - is the format string

Returns:

null on an error the remainder of the format string (following |)

reconstructFormat

public String reconstructFormat()

Reconstruct the format string (prints the canonical form)

Returns:

format string

checkPrintModel

public boolean checkPrintModel(int model)

Check that this format can be used for printing with model

Parameters:

model - model id

Returns:

true if printing otherwise false

printTm

public String printTm(TmExt val)

Print the decomposed timezone value using this format

Parameters:

val - TmExt value

Returns:

a timezone value

printTimestamp

public String printTimestamp(SFTimestamp ts,
                             int scale,
                             TimeZone tz)

Print SfTimestamp value with scale

Parameters:

ts - the timestamp

scale - scale for fractional seconds

tz - the timezone to change the timestamp to (null to use timezone from ts)

Returns:

formatted text

printTimestamp

public String printTimestamp(SFTimestamp ts,
                             int scale)

Print SfTimestamp value with scale

Parameters:

ts - the timestamp

scale - scale for fractional seconds

Returns:

formatted text

printTime

public String printTime(SFTime t,
                        int scale)

Print SfTime value with scale

Parameters:

t - SFTime instance

scale - scale

Returns:

a SfTime string

printDate

public String printDate(SFDate d)

Print SfDate value

Parameters:

d - SFDate instance

Returns:

a SfDate string

parseTm

public TmExt parseTm(String inStr,
                     int cenBound)

Parse DATE/TIME string

Parameters:

inStr - the input string

cenBound - the century boundary for YY (1970-2100)

Returns:

the resulting structure TmExt, or null in case of error

parseTm

public TmExt parseTm(String inStr)

Parses extended Timestamp string

Parameters:

inStr - a string

Returns:

TmExt instance

parseDate

public SFDate parseDate(String str,
                        int cenBound)

Parse date using this format (returns SFDate)

Parameters:

str - The string to parse

cenBound - the century boundary for YY (1970-2100)

Returns:

SFDate object or null on an error

parseDate

public SFDate parseDate(String str)

Parses Data

Parameters:

str - a string

Returns:

SFDate instance

parseTime

public SFTime parseTime(String str)

Parse time of day using this format (returns SFTime)

Parameters:

str - The string to parse

Returns:

SFTime object or null on an error

parseTimestamp

public SFTimestamp parseTimestamp(String str,
                                  TimeZone tz,
                                  int cenBound)

Parse timestamp using this format (returns SFTimestamp)

Parameters:

str - The string to parse

tz - the timezone to use by default

cenBound - the century boundary for YY (1970-2100)

Returns:

SFTimestamp object or null on an error

parseTimestamp

public SFTimestamp parseTimestamp(String str,
                                  TimeZone tz)

Parses Timestamp string

Parameters:

str - a string

tz - timezone

Returns:

SFTimestamp instance

checkScanModel

public boolean checkScanModel(int model)

Check that this format can be used for parsing with model

Parameters:

model - model id

Returns:

true if the format can be used otherwise false