Class GenericFactory
java.lang.Object
org.castor.cpa.persistence.sql.driver.BaseFactory
org.castor.cpa.persistence.sql.driver.GenericFactory
- All Implemented Interfaces:
PersistenceFactory
- Direct Known Subclasses:
DB2Factory
,DerbyFactory
,HsqlFactory
,InformixFactory
,InstantDBFactory
,InterbaseFactory
,MySQLFactory
,OracleFactory
,PointbaseFactory
,PostgreSQLFactory
,ProgressFactory
,SapDbFactory
,SQLServerFactory
,SybaseFactory
PersistenceFactory
for generic JDBC driver.- Version:
- $Revision: 8377 $ $Date: 2004-01-19 13:01:46 -0700 (Mon, 19 Jan 2004) $
- Author:
- Assaf Arkin, Bruce Snyder
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Constructor Summary
Constructors -
Method Summary
Modifier and TypeMethodDescriptionprotected final String
doubleQuoteName
(String name) Updated to handle input such as user.tablename.column.Returns the name of this factory.getIdentitySelectString
(String tableName, String columnName) Returns the database specific query string for retrieving last identity value.Returns a new empty query expression suitable for the underlying SQL engine.getSequenceAfterSelectString
(String seqName, String tableName) Returns the database specific SELECT query string for fetching identity after the INSERT statement executed.getSequenceBeforeSelectString
(String seqName, String tableName, int increment) Returns the database specific SELECT query string for fetching identity before the next INSERT statement gets executed.getSequenceNextValString
(String seqName) Returns the database engine specific string to fetch sequence next value.boolean
Does persistence factory support generation of unique keys with identity key generator?boolean
isKeyGeneratorIdentityTypeSupported
(int type) Does identity key generator support generation of unique keys for the given SQL type?boolean
isKeyGeneratorSequenceSupported
(boolean returning, boolean trigger) Does persistence factory support generation of new key at the time of new object creation with sequence key generator?boolean
isKeyGeneratorSequenceTypeSupported
(int type) Does Sequence key generator support generation of key for the given SQL type?Returns the quoted identifier suitable for preventing conflicts between database identifiers and reserved keywords.Methods inherited from class org.castor.cpa.persistence.sql.driver.BaseFactory
adjustSqlType, getCallQuery, getKeyGenerator, getPersistence
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Constructor Details
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GenericFactory
public GenericFactory()
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Method Details
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getFactoryName
Description copied from interface:PersistenceFactory
Returns the name of this factory. A descriptive name that indicates the type of supported database server or SQL syntax.- Returns:
- The name of this factory
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getQueryExpression
Description copied from interface:PersistenceFactory
Returns a new empty query expression suitable for the underlying SQL engine. The implementation will construct SQL query statements in the preferred syntax.- Returns:
- New empty query expression
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quoteName
Description copied from interface:PersistenceFactory
Returns the quoted identifier suitable for preventing conflicts between database identifiers and reserved keywords.- Parameters:
name
- The identifier (table, column, etc)- Returns:
- The quoted identifier
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doubleQuoteName
Updated to handle input such as user.tablename.column. -
isKeyGeneratorIdentitySupported
public boolean isKeyGeneratorIdentitySupported()Does persistence factory support generation of unique keys with identity key generator?- Returns:
true
if persistence factory is able to generate unique keys with identity key generator,false
otherwise.
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isKeyGeneratorIdentityTypeSupported
public boolean isKeyGeneratorIdentityTypeSupported(int type) Does identity key generator support generation of unique keys for the given SQL type?- Parameters:
type
- SQL type to check for support by identity key generator.- Returns:
true
if persistence factory is able to generate unique keys of given SQL type with identity key generator,false
otherwise.
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getIdentitySelectString
Returns the database specific query string for retrieving last identity value.- Parameters:
tableName
- Name of the table from which identity needs to be fetched.columnName
- Name of the column from which identity needs to be fetched.- Returns:
- SQL Query string for fetching the identity value.
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isKeyGeneratorSequenceSupported
public boolean isKeyGeneratorSequenceSupported(boolean returning, boolean trigger) Does persistence factory support generation of new key at the time of new object creation with sequence key generator?- Parameters:
returning
- Return generated key value with insert statement?trigger
- Use a database trigger to generate key?- Returns:
true
if persistence factory is able to generate key with sequence key generator,false
otherwise.
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isKeyGeneratorSequenceTypeSupported
public boolean isKeyGeneratorSequenceTypeSupported(int type) Does Sequence key generator support generation of key for the given SQL type?- Parameters:
type
- SQL type to check for support by sequence key generator.- Returns:
true
if persistence factory is able to generate key of given SQL type with sequence key generator,false
otherwise.
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getSequenceNextValString
Returns the database engine specific string to fetch sequence next value.- Parameters:
seqName
- Name of the sequence.- Returns:
- String to fetch sequence next value.
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getSequenceAfterSelectString
Returns the database specific SELECT query string for fetching identity after the INSERT statement executed.- Parameters:
seqName
- Name of sequence.tableName
- Name of the table from which identity will be fetched.- Returns:
- SELECT sql string
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getSequenceBeforeSelectString
Returns the database specific SELECT query string for fetching identity before the next INSERT statement gets executed.- Parameters:
seqName
- Name of sequence.tableName
- Name of the table from which identity will be fetched.increment
- Increment value used in Interbase database engine.- Returns:
- SELECT sql string
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