com.vaadin.flow.data.converter

Class StringToDateConverter

java.lang.Object

com.vaadin.flow.data.converter.StringToDateConverter

All Implemented Interfaces:

Converter<String,Date>, Serializable

public class StringToDateConverter
extends Object
implements Converter<String,Date>

A converter that converts from Date to String and back. Uses the given locale and DateFormat for formatting and parsing.

Leading and trailing white spaces are ignored when converting from a String.

Override and overwrite getFormat(Locale) to use a different format.

Since:

1.0

Author:

Vaadin Ltd

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
StringToDateConverter()

Method Summary

Modifier and Type	Method and Description
Result<Date>	convertToModel(String value, ValueContext context) Converts the given value from presentation type to model type.
String	convertToPresentation(Date value, ValueContext context) Converts the given value from model type to presentation type.
protected DateFormat	getFormat(Locale locale) Returns the format used by convertToPresentation(Date, ValueContext) and convertToModel(String, ValueContext).

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.vaadin.flow.data.converter.Converter

chain, from, from, identity

Constructor Detail

StringToDateConverter

public StringToDateConverter()

Method Detail

getFormat

protected DateFormat getFormat(Locale locale)

Returns the format used by convertToPresentation(Date, ValueContext) and convertToModel(String, ValueContext).

Parameters:

locale - The locale to use

Returns:

A DateFormat instance

convertToModel

public Result<Date> convertToModel(String value,
                                   ValueContext context)

Description copied from interface: Converter

Converts the given value from presentation type to model type.

A converter can optionally use locale to do the conversion.

Specified by:

convertToModel in interface Converter<String,Date>

Parameters:

value - The value to convert. Can be null

context - The value context for the conversion.

Returns:

The converted value compatible with the source type

convertToPresentation

public String convertToPresentation(Date value,
                                    ValueContext context)

Description copied from interface: Converter

Converts the given value from model type to presentation type.

A converter can optionally use locale to do the conversion.

Specified by:

convertToPresentation in interface Converter<String,Date>

Parameters:

value - The value to convert. Can be null

context - The value context for the conversion.

Returns:

The converted value compatible with the source type