diff options
Diffstat (limited to 'src/com/vaadin/data/util/converter/StringToNumberConverter.java')
-rw-r--r-- | src/com/vaadin/data/util/converter/StringToNumberConverter.java | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/src/com/vaadin/data/util/converter/StringToNumberConverter.java b/src/com/vaadin/data/util/converter/StringToNumberConverter.java deleted file mode 100644 index 42699a326a..0000000000 --- a/src/com/vaadin/data/util/converter/StringToNumberConverter.java +++ /dev/null @@ -1,111 +0,0 @@ -/* -@VaadinApache2LicenseForJavaFiles@ - */ - -package com.vaadin.data.util.converter; - -import java.text.NumberFormat; -import java.text.ParsePosition; -import java.util.Locale; - -/** - * A converter that converts from {@link Number} to {@link String} and back. - * Uses the given locale and {@link NumberFormat} for formatting and parsing. - * <p> - * Override and overwrite {@link #getFormat(Locale)} to use a different format. - * </p> - * - * @author Vaadin Ltd - * @version - * @VERSION@ - * @since 7.0 - */ -public class StringToNumberConverter implements Converter<String, Number> { - - /** - * Returns the format used by {@link #convertToPresentation(Number, Locale)} - * and {@link #convertToModel(String, Locale)}. - * - * @param locale - * The locale to use - * @return A NumberFormat instance - */ - protected NumberFormat getFormat(Locale locale) { - if (locale == null) { - locale = Locale.getDefault(); - } - - return NumberFormat.getNumberInstance(locale); - } - - /* - * (non-Javadoc) - * - * @see - * com.vaadin.data.util.converter.Converter#convertToModel(java.lang.Object, - * java.util.Locale) - */ - @Override - public Number convertToModel(String value, Locale locale) - throws ConversionException { - if (value == null) { - return null; - } - - // Remove leading and trailing white space - value = value.trim(); - - // Parse and detect errors. If the full string was not used, it is - // an error. - ParsePosition parsePosition = new ParsePosition(0); - Number parsedValue = getFormat(locale).parse(value, parsePosition); - if (parsePosition.getIndex() != value.length()) { - throw new ConversionException("Could not convert '" + value - + "' to " + getModelType().getName()); - } - - if (parsedValue == null) { - // Convert "" to null - return null; - } - return parsedValue; - } - - /* - * (non-Javadoc) - * - * @see - * com.vaadin.data.util.converter.Converter#convertToPresentation(java.lang - * .Object, java.util.Locale) - */ - @Override - public String convertToPresentation(Number value, Locale locale) - throws ConversionException { - if (value == null) { - return null; - } - - return getFormat(locale).format(value); - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.util.converter.Converter#getModelType() - */ - @Override - public Class<Number> getModelType() { - return Number.class; - } - - /* - * (non-Javadoc) - * - * @see com.vaadin.data.util.converter.Converter#getPresentationType() - */ - @Override - public Class<String> getPresentationType() { - return String.class; - } - -} |