类 JdbcDaoSupport

构造器详细资料

• JdbcDaoSupport

  public JdbcDaoSupport()

方法详细资料

• setDataSource

  public final void setDataSource​(DataSource dataSource)

  Set the JDBC DataSource to be used by this DAO.

• createJdbcTemplate

  protected JdbcTemplate createJdbcTemplate​(DataSource dataSource)

  Create a JdbcTemplate for the given DataSource. Only invoked if populating the DAO with a DataSource reference!

  Can be overridden in subclasses to provide a JdbcTemplate instance with different configuration, or a custom JdbcTemplate subclass.

  参数:

  dataSource - the JDBC DataSource to create a JdbcTemplate for

  返回:

  the new JdbcTemplate instance

  另请参阅:

  setDataSource(javax.sql.DataSource)

• getDataSource

  public final DataSource getDataSource()

  Return the JDBC DataSource used by this DAO.

• setJdbcTemplate

  public final void setJdbcTemplate​(JdbcTemplate jdbcTemplate)

  Set the JdbcTemplate for this DAO explicitly, as an alternative to specifying a DataSource.

• getJdbcTemplate

  public final JdbcTemplate getJdbcTemplate()

  Return the JdbcTemplate for this DAO, pre-initialized with the DataSource or set explicitly.

• initTemplateConfig

  protected void initTemplateConfig()

  Initialize the template-based configuration of this DAO. Called after a new JdbcTemplate has been set, either directly or through a DataSource.

  This implementation is empty. Subclasses may override this to configure further objects based on the JdbcTemplate.

  另请参阅:

  getJdbcTemplate()

• checkDaoConfig

  protected void checkDaoConfig()

  从类复制的说明: DaoSupport
  Abstract subclasses must override this to check their configuration.

  Implementors should be marked as final if concrete subclasses are not supposed to override this template method themselves.

  指定者:

  checkDaoConfig 在类中 DaoSupport

• getExceptionTranslator

  protected final SQLExceptionTranslator getExceptionTranslator()

  Return the SQLExceptionTranslator of this DAO's JdbcTemplate, for translating SQLExceptions in custom JDBC access code.

  另请参阅:

  JdbcAccessor.getExceptionTranslator()

• getConnection

  protected final Connection getConnection()
                                    throws CannotGetJdbcConnectionException

  Get a JDBC Connection, either from the current transaction or a new one.

  返回:

  the JDBC Connection

  抛出:

  CannotGetJdbcConnectionException - if the attempt to get a Connection failed

  另请参阅:

  DataSourceUtils.getConnection(javax.sql.DataSource)

• releaseConnection

  protected final void releaseConnection​(Connection con)

  Close the given JDBC Connection, created via this DAO's DataSource, if it isn't bound to the thread.

  参数:

  con - Connection to close

  另请参阅:

  DataSourceUtils.releaseConnection(java.sql.Connection, javax.sql.DataSource)