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import java.io.Serializable; |
import java.io.Serializable; |
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/** |
/** |
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* Provides a helper operations for the value type. |
* Provides a helper operations for the boxed value type. |
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* A boxed value type is a value type with no inheritance, no methods |
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* and with a single state member. No additional properties can |
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* be defined. It is an error to box value types. |
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* |
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* The value type may have its own helper, implementing |
* The value type may have its own helper, implementing |
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* this interface. |
* this interface. |
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* |
* |