de.akquinet.jbosscc.needle.db.operation
Class AbstractDBOperation

java.lang.Object
  de.akquinet.jbosscc.needle.db.operation.AbstractDBOperation

All Implemented Interfaces:

DBOperation

Direct Known Subclasses:

ExecuteScriptOperation, HSQLDeleteOperation

public abstract class AbstractDBOperation
extends Object
implements DBOperation

An abstract implementation of DBOperation with common jdbc operations.

Constructor Summary

AbstractDBOperation(JdbcConfiguration jdbcConfiguration)

Method Summary

protected void	closeConnection() Close the connection to the database.
protected void	commit() Commits the current transaction.
protected void	executeScript(String filename, Statement statement) Execute the given sql script.
protected Connection	getConnection() Returns the sql connection object.
protected List<String>	getTableNames(Connection connection) Returns the names of all tables in the database by using DatabaseMetaData.
protected void	openConnection() Establish a connection to the given database.
protected void	rollback() Revoke the current transaction.

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.akquinet.jbosscc.needle.db.operation.DBOperation

setUpOperation, tearDownOperation

Constructor Detail

AbstractDBOperation

public AbstractDBOperation(JdbcConfiguration jdbcConfiguration)

Method Detail

openConnection

protected void openConnection()
                       throws SQLException

Establish a connection to the given database.

Throws:

SQLException - if a database access error occurs

closeConnection

protected void closeConnection()
                        throws SQLException

Close the connection to the database.

Throws:

SQLException - if a database access error occurs

commit

protected void commit()
               throws SQLException

Commits the current transaction.

Throws:

SQLException - if a database access error occurs

rollback

protected void rollback()
                 throws SQLException

Revoke the current transaction.

Throws:

SQLException - if a database access error occurs

getTableNames

protected List<String> getTableNames(Connection connection)
                              throws SQLException

Returns the names of all tables in the database by using DatabaseMetaData.

Parameters:

connection - the jdbc connection object

Returns:

a List of all table names

Throws:

SQLException - if a database access error occurs

executeScript

protected void executeScript(String filename,
                             Statement statement)
                      throws SQLException

Execute the given sql script.

Parameters:

filename - the filename of the sql script

statement - the Statement to be used for executing a SQL statement.

Throws:

SQLException - if a database access error occurs

getConnection

protected Connection getConnection()
                            throws SQLException

Returns the sql connection object. If there is no connection a new connection is established.

Returns:

the sql connection object

Throws:

SQLException - if a database access error occurs