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Internationalization
Internationalization or I18N refers to the capability of an Application to be able to serve users in multiple and different languages. Java has in-built support for Internationalization. Java also provides formatting of numbers, currencies and adjustment of date and time accordingly.
Java Internationalization helps to make a java application handle different languages, number formats, currencies, region specific time formatting.
Localization
Localization or L10N is the adaptability of an application that is how an application adapts itself with a specific language, number formats, date and time settings etc.
A java application should be internationalized in order to be able to localize itself.
Culturally Dependent Information
Following information items often varies with different time zones or cultures.
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Messages
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Date
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Time
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Number
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Currency
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Measurements
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Phone Numbers
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Postal Addresses
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GUI labels
Internationalization Classes
Java has a set of built-in classes which help in internationalization of an application. These classes are following −
| Sr.No. | Class & Description |
|---|---|
| 1 |
Locale Represents a language along with country/region. |
| 2 |
ResourceBundle Contains localized text or objects. |
| 3 |
NumberFormat Use to format numbers/currencies as per the locale. |
| 4 |
DecimalFormat Use to format numbers as per customized format and as per locale. |
| 5 |
DateFormat Use to format dates as per locale. |
| 6 |
SimpleDateFormat Use to format dates as per customized format and as per locale. |
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