fr.inria.atlanmod.neoemf.core

Interface IdProvider

All Known Implementing Classes:

AbstractIdProvider, LongIdProvider

@ParametersAreNonnullByDefault
public interface IdProvider

A provider of Id instances.

Method Summary

Modifier and Type	Method and Description
Id	fromHexString(String hexValue) Creates a new Id from an hexadecimal representation.
Id	fromLong(long value) Creates a new Id from a long representation.
Id	generate() Generates a new instance of an Id initialized with a random value.
Id	generate(String baseValue) Generates a new instance of an Id from a baseValue.

Method Detail

fromLong

@Nonnull
Id fromLong(long value)

Creates a new Id from a long representation.

Parameters:

value - the long representation of the new identifier

Returns:

a new instance of an Id

See Also:

Id.toLong()

fromHexString

@Nonnull
Id fromHexString(String hexValue)

Creates a new Id from an hexadecimal representation.

Parameters:

hexValue - the hexadecimal representation of the new identifier

Returns:

a new instance of an Id

Throws:

IllegalArgumentException - if the hexValue does not represent an hexadecimal value

See Also:

Id.toHexString()

generate

@Nonnull
Id generate()

Generates a new instance of an Id initialized with a random value.

Returns:

a new instance of an Id

generate

@Nonnull
Id generate(String baseValue)

Generates a new instance of an Id from a baseValue.

Several calls to this method with the same baseValue should return the same identifier.

Parameters:

baseValue - the base value of the identifier

Returns:

a new instance of an Id