org.enableit.db.darrt
Class DDLFactory

java.lang.Object
  |
  +--org.enableit.db.darrt.DDLFactory

public class DDLFactory

extends java.lang.Object

Utility Singleton for creating Data Definition Language.

Author:

Tim Stephenson

Field Summary

protected static org.apache.log4j.Logger

logger The Log4J Logger doing the logging.

Method Summary

java.util.List	getCreate(org.enableit.db.beans.Provider provider, java.lang.Object dataObject) Deprecated. Use getGenerator(provider).getCreate(dataObject).
org.enableit.db.darrt.DDLGenerator	getGenerator(org.enableit.db.beans.Provider provider) Returns the appropriate generator for the provider specified.
org.enableit.db.darrt.DDLGenerator	getGenerator(java.lang.String productName) Returns the appropriate generator for the provider specified.
static org.enableit.db.darrt.DDLFactory	getInstance() Factory method.
java.util.List	getModify(org.enableit.db.beans.Provider provider, org.enableit.db.darrt.beans.DiffData diff) Deprecated. Use getGenerator(provider).getModify(diff).
void	install(java.sql.Connection conn, org.enableit.db.darrt.beans.DiffData diff) Install the necessary changes in the provider database to eliminate the differences in the diffs parameter.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

logger

protected static org.apache.log4j.Logger logger

The Log4J Logger doing the logging.

Method Detail

getInstance

public static org.enableit.db.darrt.DDLFactory getInstance()

Factory method.

getCreate

public java.util.List getCreate(org.enableit.db.beans.Provider provider,
                                java.lang.Object dataObject)
                         throws ConfigurationException

Deprecated. Use getGenerator(provider).getCreate(dataObject).

Create a database object that does not currently exist.

Parameters:

provider -

Returns:

List of DDL statements (String type).

ConfigurationException

getModify

public java.util.List getModify(org.enableit.db.beans.Provider provider,
                                org.enableit.db.darrt.beans.DiffData diff)
                         throws ConfigurationException

Deprecated. Use getGenerator(provider).getModify(diff).

Parameters:

provider -

diff -

Returns:

List of DDL statements (String type).

ConfigurationException

install

public void install(java.sql.Connection conn,
                    org.enableit.db.darrt.beans.DiffData diff)
             throws SchemaHandlingException

Install the necessary changes in the provider database to eliminate the differences in the diffs parameter.

It is critically important that error handling is such that either all changes are applied or none. In the latter case reasons should be provided.

SchemaHandlingException

getGenerator

public org.enableit.db.darrt.DDLGenerator getGenerator(org.enableit.db.beans.Provider provider)
                                                throws ConfigurationException

Returns the appropriate generator for the provider specified.

Parameters:

provider - Defines database DDLGenerator is required for. May be null.

Returns:

DDLGenerator.

ConfigurationException

getGenerator

public org.enableit.db.darrt.DDLGenerator getGenerator(java.lang.String productName)
                                                throws ConfigurationException

Returns the appropriate generator for the provider specified.

Parameters:

productName - Defines database DDLGenerator is required for. May be null.

Returns:

DDLGenerator.

ConfigurationException