Package net.sf.basedb.util.parser

Class ConstantMapper

java.lang.Object

net.sf.basedb.util.parser.ConstantMapper

All Implemented Interfaces:

Mapper

public class ConstantMapper
extends Object
implements Mapper

A constant string mapper. The getValue() always return the same string which is set in the contructor.

Version:

2.0

Author:

nicklas

Last modified

$Date: 2019-03-21 12:50:52 +0100 (tors, 21 mars 2019) $

Field Summary

Fields

Modifier and Type	Field	Description
private Date	asDate
private Double	asDouble
private Long	asLong
private String	constant
private Formatter<Date>	dateParser
private boolean	needToParseDate
private boolean	needToParseNumeric
private boolean	nullIfException
private RuntimeException	parseException
private NumberFormat	parser

Constructor Summary

Constructors

Constructor	Description
ConstantMapper(Float constant)
ConstantMapper(Integer constant)
ConstantMapper(String constant)	Create a constant mapper.
ConstantMapper(String constant, NumberFormat parser, boolean nullIfException)	Create a constant mapper using a specific number formatter as it's parser.
ConstantMapper(String constant, NumberFormat parser, Formatter<Date> dateParser, boolean nullIfException)	Create a constant mapper using a specific number formatter as it's parser.
ConstantMapper(Date constant, Formatter<Date> dateParser)

Method Summary

Modifier and Type	Method	Description
Date	getDate(FlatFileParser.Data data)	Get the value for the line of data as a date.
Double	getDouble(FlatFileParser.Data data)	Get the value for the line of data as a double.
Float	getFloat(FlatFileParser.Data data)	Get the value for the line of data as a float.
Integer	getInt(FlatFileParser.Data data)	Get the value for the line of data as an integer.
Long	getLong(FlatFileParser.Data data)	Get the value for the line of data as a long.
String	getString(FlatFileParser.Data data)	Get the value for the line of data as a string.
String	getValue(FlatFileParser.Data data)	Deprecated.
private void	parseDate()
private void	parseNumeric()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.basedb.util.parser.Mapper

getByType

Field Details

constant

private final String constant

parser

private final NumberFormat parser

dateParser

private final Formatter<Date> dateParser

nullIfException

private final boolean nullIfException

needToParseNumeric

private boolean needToParseNumeric

needToParseDate

private boolean needToParseDate

asDouble

private Double asDouble

asLong

private Long asLong

asDate

private Date asDate

parseException

private RuntimeException parseException

Constructor Details

ConstantMapper

public ConstantMapper(String constant)

Create a constant mapper.

Parameters:

constant - The constant expression.

ConstantMapper

public ConstantMapper(String constant,
NumberFormat parser,
boolean nullIfException)

Create a constant mapper using a specific number formatter as it's parser.

Parameters:

constant - The constant expression

parser - The number format to use or null to use Double.valueOf()

nullIfException - If TRUE, the mapper returns null for unparsable numeric values, otherwise an excption is thrown

Since:

2.4

ConstantMapper

public ConstantMapper(String constant,
NumberFormat parser,
Formatter<Date> dateParser,
boolean nullIfException)

Create a constant mapper using a specific number formatter as it's parser.

Parameters:

constant - The constant expression

parser - The number format to use or null to use Double.valueOf()

nullIfException - If TRUE, the mapper returns null for unparsable numeric values, otherwise an excption is thrown

Since:

3.15

ConstantMapper

public ConstantMapper(Integer constant)

ConstantMapper

public ConstantMapper(Float constant)

ConstantMapper

public ConstantMapper(Date constant,
Formatter<Date> dateParser)

Method Details

getValue

@Deprecated
public String getValue(FlatFileParser.Data data)

Deprecated.

Description copied from interface: Mapper

Get the value for the line of data.

Specified by:

getValue in interface Mapper

Parameters:

data - The line of data

Returns:

The string set in the constructor

getString

public String getString(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as a string.

Specified by:

getString in interface Mapper

Parameters:

data - The line of data

Returns:

A string value

getInt

public Integer getInt(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as an integer.

Specified by:

getInt in interface Mapper

Parameters:

data - The line of data

Returns:

The value as an integer

getLong

public Long getLong(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as a long.

Specified by:

getLong in interface Mapper

Parameters:

data - The line of data

Returns:

The value as an long

getFloat

public Float getFloat(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as a float.

Specified by:

getFloat in interface Mapper

Parameters:

data - The line of data

Returns:

The value as a float

getDouble

public Double getDouble(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as a double.

Specified by:

getDouble in interface Mapper

Parameters:

data - The line of data

Returns:

The value as a double

getDate

public Date getDate(FlatFileParser.Data data)

Description copied from interface: Mapper

Get the value for the line of data as a date.

Specified by:

getDate in interface Mapper

Parameters:

data - The line of data

Returns:

The value as a date

toString

public String toString()

Overrides:

toString in class Object

parseNumeric

private void parseNumeric()

parseDate

private void parseDate()