?? replacesqlexceptionwithdaoexception.txt
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Since DAO have two implementation : mysql and hibernateand mysql dao throws SQLException, while hibernate dao throws HibernateExceptionSo we need a DAOException to represent the database error in dao layer, that is : wrap the two exception in DAOExceptionand web interface is only aware of DAOExceptionTodo list:---------------------------------------add DAOException to DAO interface
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