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com.vaadin.ui.declarative.converters.
Class DesignEnumConverter
- java.lang.Object
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- com.vaadin.ui.declarative.converters.DesignEnumConverter
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All Implemented Interfaces:
public class DesignEnumConverter extends Object implements Converter<String,Enum>An converter for Enum to/from String for
DesignAttributeHandlerto use internally.Since:
7.4
Author:
Vaadin Ltd
See Also:
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Nested Class Summary
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Nested classes/interfaces inherited from interface com.vaadin.data.util.converter.Converter
Converter.ConversionException
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Constructor Summary
Constructors Constructor and Description DesignEnumConverter()
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Method Summary
All Methods Modifier and Type Method and Description EnumconvertToModel(String value, Class<? extends Enum> targetType, Locale locale)Converts the given value from target type to source type.
StringconvertToPresentation(Enum value, Class<? extends String> targetType, Locale locale)Converts the given value from source type to target type.
Class<Enum>getModelType()The source type of the converter.
Class<String>getPresentationType()The target type of the converter.
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Method Detail
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convertToModel
public Enum convertToModel(String value, Class<? extends Enum> targetType, Locale locale) throws Converter.ConversionExceptionDescription copied from interface:
ConverterConverts the given value from target type to source type.
A converter can optionally use locale to do the conversion.
A converter should in most cases be symmetric so chainingConverter.convertToPresentation(Object, Class, Locale)andConverter.convertToModel(Object, Class, Locale)should return the original value.Specified by:
convertToModelin interfaceConverter<String,Enum>Parameters:
value- The value to convert, compatible with the target type. Can be nulltargetType- The requested type of the return valuelocale- The locale to use for conversion. Can be null.Returns:
The converted value compatible with the source type
Throws:
Converter.ConversionException- If the value could not be converted
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convertToPresentation
public String convertToPresentation(Enum value, Class<? extends String> targetType, Locale locale) throws Converter.ConversionExceptionDescription copied from interface:
ConverterConverts the given value from source type to target type.
A converter can optionally use locale to do the conversion.
A converter should in most cases be symmetric so chainingConverter.convertToPresentation(Object, Class, Locale)andConverter.convertToModel(Object, Class, Locale)should return the original value.Specified by:
convertToPresentationin interfaceConverter<String,Enum>Parameters:
value- The value to convert, compatible with the target type. Can be nulltargetType- The requested type of the return valuelocale- The locale to use for conversion. Can be null.Returns:
The converted value compatible with the source type
Throws:
Converter.ConversionException- If the value could not be converted
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getModelType
public Class<Enum> getModelType()Description copied from interface:
ConverterThe source type of the converter. Values of this type can be passed to
Converter.convertToPresentation(Object, Class, Locale).Specified by:
getModelTypein interfaceConverter<String,Enum>Returns:
The source type
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getPresentationType
public Class<String> getPresentationType()Description copied from interface:
ConverterThe target type of the converter. Values of this type can be passed to
Converter.convertToModel(Object, Class, Locale).Specified by:
getPresentationTypein interfaceConverter<String,Enum>Returns:
The target type
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