Package com.vaadin.flow.data.converter
Class StringToFloatConverter
java.lang.Object
com.vaadin.flow.data.converter.AbstractStringToNumberConverter<Float>
com.vaadin.flow.data.converter.StringToFloatConverter
- All Implemented Interfaces:
Converter<String,
,Float> Serializable
A converter that converts from
String
to Float
and back. Uses
the given locale and a NumberFormat
instance for formatting and
parsing.
Leading and trailing white spaces are ignored when converting from a String.
Override and overwrite AbstractStringToNumberConverter.getFormat(Locale)
to use a different format.
- Since:
- 1.0
- Author:
- Vaadin Ltd
- See Also:
-
Constructor Summary
ConstructorDescriptionStringToFloatConverter
(ErrorMessageProvider errorMessageProvider) Creates a new converter instance with the given error message provider.StringToFloatConverter
(Float emptyValue, ErrorMessageProvider errorMessageProvider) Creates a new converter instance with the given presentation value for empty string and error message provider.StringToFloatConverter
(Float emptyValue, String errorMessage) Creates a new converter instance with the given presentation value for empty string and error message.StringToFloatConverter
(String errorMessage) Creates a new converter instance with the given error message. -
Method Summary
Modifier and TypeMethodDescriptionconvertToModel
(String value, ValueContext context) Converts the given value from presentation type to model type.Methods inherited from class com.vaadin.flow.data.converter.AbstractStringToNumberConverter
convertToNumber, convertToPresentation, getErrorMessage, getFormat
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Constructor Details
-
StringToFloatConverter
Creates a new converter instance with the given error message. Empty strings are converted tonull
.- Parameters:
errorMessage
- the error message to use if conversion fails
-
StringToFloatConverter
Creates a new converter instance with the given presentation value for empty string and error message.- Parameters:
emptyValue
- the presentation value to return when converting an empty string, may benull
errorMessage
- the error message to use if conversion fails
-
StringToFloatConverter
Creates a new converter instance with the given error message provider. Empty strings are converted tonull
.- Parameters:
errorMessageProvider
- the error message provider to use if conversion fails
-
StringToFloatConverter
Creates a new converter instance with the given presentation value for empty string and error message provider.- Parameters:
emptyValue
- the presentation value to return when converting an empty string, may benull
errorMessageProvider
- the error message provider to use if conversion fails
-
-
Method Details
-
convertToModel
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.
- Parameters:
value
- The value to convert. Can be nullcontext
- The value context for the conversion.- Returns:
- The converted value compatible with the source type
-