org.j2ee.dao
Interface DAOErrorHandler

All Known Implementing Classes:

GenericErrorHandler

public interface DAOErrorHandler

List of error code that the application can manage. Alse defined the method used by the actions to signal to the error handler about the exception catched Last modified $Date: 2004/05/18 10:50:12 $

Version:

$Revision: 1.1.1.1 $

Author:

mochoa (mochoa@users.sourceforge.net)

Field Summary

static int	CHECK_CONSTRAINT_FAILED Some check constraint failed
static int	NO_DATA_FOUND Load operation fail (Hibernate/Toplink)
static int	OK No, errors
static int	PARENT_KEY_NOT_FOUND Parent key not found on some columns
static int	RESTRICT_UPDATE_DELETE Cannot delete or update due to restrict delete/update constraint failed
static int	UNIQUE_CONSTRAINT_FAILED Primary key or Unique key constraint failed
static int	UNKNOWN_ERROR_CODE We don't known this error code

Method Summary

void	handleError(org.j2ee.dao.DAOAction a, org.j2ee.dao.DAOActionProcessor p, java.lang.Throwable e, int internalErrorCode)

Field Detail

OK

public static final int OK

No, errors

See Also:

Constant Field Values

NO_DATA_FOUND

public static final int NO_DATA_FOUND

Load operation fail (Hibernate/Toplink)

See Also:

Constant Field Values

PARENT_KEY_NOT_FOUND

public static final int PARENT_KEY_NOT_FOUND

Parent key not found on some columns

See Also:

Constant Field Values

CHECK_CONSTRAINT_FAILED

public static final int CHECK_CONSTRAINT_FAILED

Some check constraint failed

See Also:

Constant Field Values

UNIQUE_CONSTRAINT_FAILED

public static final int UNIQUE_CONSTRAINT_FAILED

Primary key or Unique key constraint failed

See Also:

Constant Field Values

RESTRICT_UPDATE_DELETE

public static final int RESTRICT_UPDATE_DELETE

Cannot delete or update due to restrict delete/update constraint failed

See Also:

Constant Field Values

UNKNOWN_ERROR_CODE

public static final int UNKNOWN_ERROR_CODE

We don't known this error code

See Also:

Constant Field Values

Method Detail

handleError

public void handleError(org.j2ee.dao.DAOAction a,
                        org.j2ee.dao.DAOActionProcessor p,
                        java.lang.Throwable e,
                        int internalErrorCode)
                 throws DAOException

Parameters:

a - DAOAction which throw the exception

p - DAOActionProcessor used the above action

e - DAOException generated by the action

internalErrorCode - returned by the error handler

Throws:

DAOException - a new exception generated by the concrete error handler