org.castor.cpa.persistence.sql.keygen
public final class MaxKeyGenerator extends AbstractBeforeKeyGenerator
MaxKeyGeneratorFactory
Constructor and Description |
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MaxKeyGenerator(PersistenceFactory factory,
int sqlType)
Initialize the MAX key generator.
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Modifier and Type | Method and Description |
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java.lang.Object |
generateKey(java.sql.Connection conn,
java.lang.String tableName,
java.lang.String primKeyName)
Generate a new key for the specified table as "MAX(primary_key) + 1".
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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 MaxKeyGenerator(PersistenceFactory factory, int sqlType) throws MappingException
factory
- A PersistenceFactory instance.sqlType
- A SQLTypidentifier.MappingException
- if this key generator is not compatible with the
persistance factory.public java.lang.Object generateKey(java.sql.Connection conn, java.lang.String tableName, java.lang.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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