com.gooddata.csv

Class DataTypeGuess

java.lang.Object

com.gooddata.csv.DataTypeGuess

public class DataTypeGuess
extends Object

GoodData CSV data type guessing

Version:

1.0

Author:

zd

Constructor Summary

Constructors

Constructor and Description
DataTypeGuess(boolean hasHeader)

Method Summary

Modifier and Type	Method and Description
static String	getDateFormat(String t) Tests if the String is date
String	getDefaultLdmType() returns default LDM type to be associated with detected fields rather than by guessing
SourceColumn[]	guessCsvSchema(CSVReader cr) Guesses the CSV schema
SourceColumn[]	guessCsvSchema(CSVReader cr, int columns) Guesses the CSV schema
SourceColumn[]	guessCsvSchema(InputStream is, char separator) Guesses the CSV schema
SourceColumn[]	guessCsvSchema(URL url, char separator) Guesses the CSV schema
static boolean	isDecimal(String t) Tests if the String is decimal
static boolean	isInteger(String t) Tests if the String is integer
void	setDefaultLdmType(String defaultLdmType) sets the default LDM type to be associated with detected fields rather than by guessing

Methods inherited from class java.lang.Object

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

Constructor Detail

DataTypeGuess

public DataTypeGuess(boolean hasHeader)

Method Detail

isInteger

public static boolean isInteger(String t)

Tests if the String is integer

Parameters:

t - the tested String

Returns:

true if the String is integer, false otherwise

isDecimal

public static boolean isDecimal(String t)

Tests if the String is decimal

Parameters:

t - the tested String

Returns:

true if the String is decimal, false otherwise

getDateFormat

public static String getDateFormat(String t)

Tests if the String is date

Parameters:

t - the tested String

Returns:

true if the String is date, false otherwise

guessCsvSchema

public SourceColumn[] guessCsvSchema(URL url,
                                     char separator)
                              throws IOException

Guesses the CSV schema

Parameters:

separator - field separator

Returns:

the String[] with the CSV column types

Throws:

IOException - in case of IO issue

guessCsvSchema

public SourceColumn[] guessCsvSchema(InputStream is,
                                     char separator)
                              throws IOException

Guesses the CSV schema

Parameters:

is - CSV stream

separator - field separator

Returns:

the String[] with the CSV column types

Throws:

IOException - in case of IO issue

guessCsvSchema

public SourceColumn[] guessCsvSchema(CSVReader cr)
                              throws IOException

Guesses the CSV schema

Parameters:

cr - CSV reader

Returns:

the String[] with the CSV column types

Throws:

IOException - in case of IO issue

guessCsvSchema

public SourceColumn[] guessCsvSchema(CSVReader cr,
                                     int columns)
                              throws IOException

Guesses the CSV schema

Parameters:

cr - CSV reader

Returns:

the String[] with the CSV column types

Throws:

IOException - in case of IO issue

getDefaultLdmType

public String getDefaultLdmType()

returns default LDM type to be associated with detected fields rather than by guessing

Returns:

setDefaultLdmType

public void setDefaultLdmType(String defaultLdmType)

sets the default LDM type to be associated with detected fields rather than by guessing

Parameters:

defaultLdmType -