Package org.linkki.core.ui.converters

Class FormattedNumberToStringConverter<T extends Number>

java.lang.Object

org.linkki.core.ui.converters.FormattedNumberToStringConverter<T>

All Implemented Interfaces:

com.vaadin.flow.data.converter.Converter<String,T>, Serializable

Direct Known Subclasses:

FormattedDoubleToStringConverter, FormattedIntegerToStringConverter

public abstract class FormattedNumberToStringConverter<T extends Number>
extends Object
implements com.vaadin.flow.data.converter.Converter<String,T>

Converter for numbers that takes a format into count while converting.

See Also:

DecimalFormat, Serialized Form

Constructor Summary

Constructors

Constructor	Description
FormattedNumberToStringConverter(String format)

Method Summary

Modifier and Type	Method	Description
protected abstract T	convertToModel(Number value)
com.vaadin.flow.data.binder.Result<T>	convertToModel(String value, com.vaadin.flow.data.binder.ValueContext context)
String	convertToPresentation(T value, com.vaadin.flow.data.binder.ValueContext context)
protected String	getEmptyPresentation(com.vaadin.flow.data.binder.ValueContext context)
protected abstract T	getNullValue()

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

Constructor Detail

FormattedNumberToStringConverter

public FormattedNumberToStringConverter(String format)

Method Detail

convertToModel

public com.vaadin.flow.data.binder.Result<T> convertToModel(@CheckForNull
                                                            String value,
                                                            com.vaadin.flow.data.binder.ValueContext context)

Specified by:

convertToModel in interface com.vaadin.flow.data.converter.Converter<String,T extends Number>

getNullValue

@CheckForNull
protected abstract T getNullValue()

convertToModel

protected abstract T convertToModel(Number value)

convertToPresentation

public String convertToPresentation(@CheckForNull
                                    T value,
                                    com.vaadin.flow.data.binder.ValueContext context)

Specified by:

convertToPresentation in interface com.vaadin.flow.data.converter.Converter<String,T extends Number>

getEmptyPresentation

protected String getEmptyPresentation(com.vaadin.flow.data.binder.ValueContext context)