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## org.apache.commons.beanutils.locale.converters
Class DoubleLocaleConverter

    java.lang.Object
      org.apache.commons.beanutils.locale.BaseLocaleConverter
          org.apache.commons.beanutils.locale.converters.DecimalLocaleConverter
              org.apache.commons.beanutils.locale.converters.DoubleLocaleConverter

All Implemented Interfaces:
  Converter, LocaleConverter

    public class DoubleLocaleConverter

extends DecimalLocaleConverter

Standard `LocaleConverter` implementation that converts an incoming locale-sensitive String into a `java.lang.Double` object, optionally using a default value or throwing a `ConversionException` if a conversion error occurs.

Author:
  Yauheny Mikulski

Field Summary

Fields inherited from class org.apache.commons.beanutils.locale.BaseLocaleConverter
`locale, locPattern, pattern, useDefault`

Constructor Summary
`DoubleLocaleConverter()` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(boolean locPattern)` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(Locale locale)` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(Locale locale, boolean locPattern)` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(Locale locale, String pattern)` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(Locale locale, String pattern, boolean locPattern)` Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue, boolean locPattern)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue, Locale locale)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue, Locale locale, boolean locPattern)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue, Locale locale, String pattern)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.
`DoubleLocaleConverter(Object defaultValue, Locale locale, String pattern, boolean locPattern)` Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.

Method Summary
`protected Object` | `parse(Object value, String pattern)` Convert the specified locale-sensitive input object into an output object of the specified type.

Methods inherited from class org.apache.commons.beanutils.locale.BaseLocaleConverter
`convert, convert, convert, convert`

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### DoubleLocaleConverter

    public DoubleLocaleConverter()

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs. The locale is the default locale for this instance of the Java Virtual Machine and an unlocalized pattern is used for the convertion.

### DoubleLocaleConverter

    public DoubleLocaleConverter(boolean locPattern)

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs. The locale is the default locale for this instance of the Java Virtual Machine.

  Parameters:
    `locPattern` - Indicate whether the pattern is localized or not

### DoubleLocaleConverter

    public DoubleLocaleConverter(Locale locale)

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs. An unlocalized pattern is used for the convertion.

  Parameters:
    `locale` - The locale

### DoubleLocaleConverter

    public DoubleLocaleConverter(Locale locale,
                                 boolean locPattern)

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.

  Parameters:
    `locale` - The locale
    `locPattern` - Indicate whether the pattern is localized or not

### DoubleLocaleConverter

    public DoubleLocaleConverter(Locale locale,
                                 String pattern)

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs. An unlocalized pattern is used for the convertion.

  Parameters:
    `locale` - The locale
    `pattern` - The convertion pattern

### DoubleLocaleConverter

    public DoubleLocaleConverter(Locale locale,
                                 String pattern,
                                 boolean locPattern)

  Create a `LocaleConverter` that will throw a `ConversionException` if a conversion error occurs.

  Parameters:
    `locale` - The locale
    `pattern` - The convertion pattern
    `locPattern` - Indicate whether the pattern is localized or not

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs. The locale is the default locale for this instance of the Java Virtual Machine and an unlocalized pattern is used for the convertion.

  Parameters:
    `defaultValue` - The default value to be returned

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue,
                                 boolean locPattern)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs. The locale is the default locale for this instance of the Java Virtual Machine.

  Parameters:
    `defaultValue` - The default value to be returned
    `locPattern` - Indicate whether the pattern is localized or not

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue,
                                 Locale locale)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs. An unlocalized pattern is used for the convertion.

  Parameters:
    `defaultValue` - The default value to be returned
    `locale` - The locale

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue,
                                 Locale locale,
                                 boolean locPattern)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.

  Parameters:
    `defaultValue` - The default value to be returned
    `locale` - The locale
    `locPattern` - Indicate whether the pattern is localized or not

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue,
                                 Locale locale,
                                 String pattern)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs. An unlocalized pattern is used for the convertion.

  Parameters:
    `defaultValue` - The default value to be returned
    `locale` - The locale
    `pattern` - The convertion pattern

### DoubleLocaleConverter

    public DoubleLocaleConverter(Object defaultValue,
                                 Locale locale,
                                 String pattern,
                                 boolean locPattern)

  Create a `LocaleConverter` that will return the specified default value if a conversion error occurs.

  Parameters:
    `defaultValue` - The default value to be returned
    `locale` - The locale
    `pattern` - The convertion pattern
    `locPattern` - Indicate whether the pattern is localized or not

Method Detail

### parse

    protected Object parse(Object value,
                           String pattern)
                    throws ParseException

  Convert the specified locale-sensitive input object into an output object of the specified type. This method will return Double type.

  Overrides:
    `parse` in class `DecimalLocaleConverter`
  Parameters:
    `value` - The input object to be converted
    `pattern` - The pattern is used for the convertion
  Returns:
    The converted value
  Throws:
    `ConversionException` - if conversion cannot be performed successfully
    `ParseException` - if an error occurs parsing a String to a Number

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