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## javax.jdo.annotations
Annotation Type Extension

    @Target(value={TYPE,FIELD,METHOD})
    @Retention(value=RUNTIME)
    public @interface Extension

Annotation for a JDO vendor extension. Corresponds to the xml element "extension".

Since:
  2.1
Version:
  2.1

Required Element Summary
`java.lang.String` | `key` The key for the extension (required).
`java.lang.String` | `value` The value for the extension (required).
`java.lang.String` | `vendorName` Vendor that the extension applies to (required).

Element Detail

### vendorName

    public abstract java.lang.String vendorName

  Vendor that the extension applies to (required).

  Returns:
    the vendor

### key

    public abstract java.lang.String key

  The key for the extension (required).

  Returns:
    the key

### value

    public abstract java.lang.String value

  The value for the extension (required).

  Returns:
    the value

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