public final class HighLowKeyGenerator extends AbstractBeforeKeyGenerator
HighLowKeyGeneratorFactory
Constructor and Description |
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HighLowKeyGenerator(PersistenceFactory factory,
Properties params,
int sqlType)
Initialize the HIGH-LOW key generator.
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Modifier and Type | Method and Description |
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Object |
generateKey(Connection conn,
String tableName,
String primKeyName)
Generate a new key for the specified table.
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void |
initFromParameters(Properties params)
Method to init some class variables.
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boolean |
isInSameConnection()
Is key generated in the same connection as INSERT?
For DURING_INSERT style this method is never called.
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bindIdentity, buildStatement, executeStatement
closeSeparateConnection, getSeparateConnection
public HighLowKeyGenerator(PersistenceFactory factory, Properties params, int sqlType) throws MappingException
factory
- A PersistenceFactory instance.params
- Database engine specific parameters.sqlType
- A SQLTypidentifier.MappingException
- if this key generator is not compatible with the
persistance factory.public void initFromParameters(Properties params) throws MappingException
params
- Database engine specific parameters.MappingException
- if this key generator is not compatible with the
persistance factory.public Object generateKey(Connection conn, String tableName, String primKeyName) throws PersistenceException
conn
- An open connection within the given transactiontableName
- The table nameprimKeyName
- The primary key namePersistenceException
- An error occured talking to persistent
storagepublic boolean isInSameConnection()
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