| java.lang.Object | |
| ↳ | org.hibernate.id.AbstractUUIDGenerator |
 Known Direct Subclasses
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Class Overview
The base class for identifier generators that use a UUID algorithm. This class implements the algorithm, subclasses define the identifier format.
See Also
Summary
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Inherited Constants | |||||||||||
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From interface
org.hibernate.id.IdentifierGenerator
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Unique in a millisecond for this JVM instance (unless there
are > Short.MAX_VALUE instances created in a millisecond)
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Unique down to millisecond
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Unique in a local network
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Unique across JVMs on this machine (unless they load this class
in the same quater second - very unlikely)
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Inherited Methods | |||||||||||
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From class
java.lang.Object
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From interface
org.hibernate.id.IdentifierGenerator
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Public Constructors
public AbstractUUIDGenerator ()
Protected Methods
protected short getCount ()
Unique in a millisecond for this JVM instance (unless there are > Short.MAX_VALUE instances created in a millisecond)
protected short getHiTime ()
Unique down to millisecond
protected int getIP ()
Unique in a local network
protected int getJVM ()
Unique across JVMs on this machine (unless they load this class in the same quater second - very unlikely)