pmattachmentdaoimpljdbc.java

解觖java技术中后台无法上传数给的情况

        } finally {
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }

    /*
     * Included columns: PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType,
     *                   PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount,
     *                   PmAttachOption, PmAttachStatus
     * Excluded columns:
     */
    public PmAttachmentBean getPmAttachment(int pmAttachID)
        throws ObjectNotFoundException, DatabaseException {

        Connection connection = null;
        PreparedStatement statement = null;
        ResultSet resultSet = null;
        StringBuffer sql = new StringBuffer(512);
        sql.append("SELECT PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType, PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount, PmAttachOption, PmAttachStatus");
        sql.append(" FROM " + TABLE_NAME);
        sql.append(" WHERE PmAttachID = ?");
        try {
            connection = DBUtils.getConnection();
            statement = connection.prepareStatement(sql.toString());
            statement.setInt(1, pmAttachID);
            resultSet = statement.executeQuery();
            if(!resultSet.next()) {
                throw new ObjectNotFoundException("Cannot find the row in table PmAttachment where primary key = (" + pmAttachID + ").");
            }

            PmAttachmentBean bean = new PmAttachmentBean();
            // @todo: uncomment the following line(s) as needed
            //bean.setPmAttachID(pmAttachID);
            bean.setPmAttachID(resultSet.getInt("PmAttachID"));
            bean.setMemberID(resultSet.getInt("MemberID"));
            bean.setPmAttachFilename(resultSet.getString("PmAttachFilename"));
            bean.setPmAttachFileSize(resultSet.getInt("PmAttachFileSize"));
            bean.setPmAttachMimeType(resultSet.getString("PmAttachMimeType"));
            bean.setPmAttachDesc(resultSet.getString("PmAttachDesc"));
            bean.setPmAttachCreationIP(resultSet.getString("PmAttachCreationIP"));
            bean.setPmAttachCreationDate(resultSet.getTimestamp("PmAttachCreationDate"));
            bean.setPmAttachModifiedDate(resultSet.getTimestamp("PmAttachModifiedDate"));
            bean.setPmAttachDownloadCount(resultSet.getInt("PmAttachDownloadCount"));
            bean.setPmAttachOption(resultSet.getInt("PmAttachOption"));
            bean.setPmAttachStatus(resultSet.getInt("PmAttachStatus"));
            return bean;
        } catch(SQLException sqle) {
            log.error("Sql Execution Error!", sqle);
            throw new DatabaseException("Error executing SQL in PmAttachmentDAOImplJDBC.getPmAttachment(pk).");
        } finally {
            DBUtils.closeResultSet(resultSet);
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }

    /**
     * This method should be call only when we can make sure that postID is in database
     */
    public void increaseDownloadCount(int pmAttachID)
        throws DatabaseException, ObjectNotFoundException {

        Connection connection = null;
        PreparedStatement statement = null;
        String sql = "UPDATE " + TABLE_NAME + " SET PmAttachDownloadCount = PmAttachDownloadCount + 1 WHERE PmAttachID = ?";
        try {
            connection = DBUtils.getConnection();
            statement = connection.prepareStatement(sql);
            statement.setInt(1, pmAttachID);
            if (statement.executeUpdate() != 1) {
                throw new ObjectNotFoundException("Cannot update the PmAttachDownloadCount in table PmAttachment. Please contact Web site Administrator.");
            }
            // @todo: review these lines below
            // ATTENTION !!!
            setDirty(true);
        } catch (SQLException sqle) {
            log.error("Sql Execution Error!", sqle);
            throw new DatabaseException("Error executing SQL in PmAttachmentDAOImplJDBC.increaseDownloadCount(pk).");
        } finally {
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }

    /*
     * Included columns: PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType,
     *                   PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount,
     *                   PmAttachOption, PmAttachStatus
     * Excluded columns:
     */
    public Collection getPmAttachments_inMessage(int messageID)
        throws DatabaseException {

        Connection connection = null;
        PreparedStatement statement = null;
        ResultSet resultSet = null;
        Collection retValue = new ArrayList();
        StringBuffer sql = new StringBuffer(512);
        sql.append("SELECT pmattachment.PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType, PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount, PmAttachOption, PmAttachStatus");
        sql.append(" FROM " + TABLE_NAME + " pmattachment, " + PmAttachMessageDAO.TABLE_NAME + " pmattachmessage");
        sql.append(" WHERE pmattachment.PmAttachID = pmattachmessage.PmAttachID AND pmattachmessage.MessageID = ?");
        sql.append(" ORDER BY pmattachment.PmAttachID ASC ");
        try {
            connection = DBUtils.getConnection();
            statement = connection.prepareStatement(sql.toString());
            statement.setInt(1, messageID);
            resultSet = statement.executeQuery();
            while (resultSet.next()) {
                PmAttachmentBean bean = new PmAttachmentBean();
                bean.setPmAttachID(resultSet.getInt("PmAttachID"));
                bean.setMemberID(resultSet.getInt("MemberID"));
                bean.setPmAttachFilename(resultSet.getString("PmAttachFilename"));
                bean.setPmAttachFileSize(resultSet.getInt("PmAttachFileSize"));
                bean.setPmAttachMimeType(resultSet.getString("PmAttachMimeType"));
                bean.setPmAttachDesc(resultSet.getString("PmAttachDesc"));
                bean.setPmAttachCreationIP(resultSet.getString("PmAttachCreationIP"));
                bean.setPmAttachCreationDate(resultSet.getTimestamp("PmAttachCreationDate"));
                bean.setPmAttachModifiedDate(resultSet.getTimestamp("PmAttachModifiedDate"));
                bean.setPmAttachDownloadCount(resultSet.getInt("PmAttachDownloadCount"));
                bean.setPmAttachOption(resultSet.getInt("PmAttachOption"));
                bean.setPmAttachStatus(resultSet.getInt("PmAttachStatus"));
                retValue.add(bean);
            }
            return retValue;
        } catch(SQLException sqle) {
            log.error("Sql Execution Error!", sqle);
            throw new DatabaseException("Error executing SQL in PmAttachmentDAOImplJDBC.getPmAttachments_inMessage.");
        } finally {
            DBUtils.closeResultSet(resultSet);
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }

    /*
     * Included columns: PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType,
     *                   PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount,
     *                   PmAttachOption, PmAttachStatus
     * Excluded columns:
     */
    // Note: this method using LEFT JOIN
    public Collection getOrphanPmAttachments()
        throws DatabaseException {

        Connection connection = null;
        PreparedStatement statement = null;
        ResultSet resultSet = null;
        Collection retValue = new ArrayList();
        StringBuffer sql = new StringBuffer(512);
        if (DBUtils.getDatabaseType() == DBUtils.DATABASE_ORACLE) {
            // Oracle query
            sql.append("SELECT pmattachment.PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType, PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount, PmAttachOption, PmAttachStatus");
            sql.append(" FROM " + TABLE_NAME + " pmattachment , " + PmAttachMessageDAO.TABLE_NAME + " pmattachmessage");
            sql.append(" WHERE pmattachment.PmAttachID = pmattachmessage.PmAttachID (+) ");
            sql.append(" AND pmattachmessage.PmAttachID IS NULL ");
        } else {
            // standard query
            sql.append("SELECT pmattachment.PmAttachID, MemberID, PmAttachFilename, PmAttachFileSize, PmAttachMimeType, PmAttachDesc, PmAttachCreationIP, PmAttachCreationDate, PmAttachModifiedDate, PmAttachDownloadCount, PmAttachOption, PmAttachStatus");
            sql.append(" FROM " + TABLE_NAME + " pmattachment LEFT JOIN " + PmAttachMessageDAO.TABLE_NAME + " pmattachmessage");
            sql.append(" ON pmattachment.PmAttachID = pmattachmessage.PmAttachID ");
            sql.append(" WHERE pmattachmessage.PmAttachID IS NULL ");
        }
        try {
            connection = DBUtils.getConnection();
            statement = connection.prepareStatement(sql.toString());
            resultSet = statement.executeQuery();
            while (resultSet.next()) {
                PmAttachmentBean bean = new PmAttachmentBean();
                bean.setPmAttachID(resultSet.getInt("PmAttachID"));
                bean.setMemberID(resultSet.getInt("MemberID"));
                bean.setPmAttachFilename(resultSet.getString("PmAttachFilename"));
                bean.setPmAttachFileSize(resultSet.getInt("PmAttachFileSize"));
                bean.setPmAttachMimeType(resultSet.getString("PmAttachMimeType"));
                bean.setPmAttachDesc(resultSet.getString("PmAttachDesc"));
                bean.setPmAttachCreationIP(resultSet.getString("PmAttachCreationIP"));
                bean.setPmAttachCreationDate(resultSet.getTimestamp("PmAttachCreationDate"));
                bean.setPmAttachModifiedDate(resultSet.getTimestamp("PmAttachModifiedDate"));
                bean.setPmAttachDownloadCount(resultSet.getInt("PmAttachDownloadCount"));
                bean.setPmAttachOption(resultSet.getInt("PmAttachOption"));
                bean.setPmAttachStatus(resultSet.getInt("PmAttachStatus"));
                retValue.add(bean);
            }
            return retValue;
        } catch(SQLException sqle) {
            log.error("Sql Execution Error!", sqle);
            throw new DatabaseException("Error executing SQL in PmAttachmentDAOImplJDBC.getOrphanPmAttachments.");
        } finally {
            DBUtils.closeResultSet(resultSet);
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }
    
    public void updatePmAttachOption(int pmAttachID, int pmAttachOption)
        throws DatabaseException, ObjectNotFoundException {

        Connection connection = null;
        PreparedStatement statement = null;
        String sql = "UPDATE " + TABLE_NAME + " SET PmAttachOption = ? WHERE PmAttachID = ?";
        try {
            connection = DBUtils.getConnection();
            statement = connection.prepareStatement(sql);
    
            statement.setInt(1, pmAttachOption);
            statement.setInt(2, pmAttachID);
            if (statement.executeUpdate() != 1) {
                throw new ObjectNotFoundException("Cannot update the Option in table PmAttachment. Please contact Web site Administrator.");
            }
            setDirty(true);
        } catch (SQLException sqle) {
            log.error("Sql Execution Error!", sqle);
            throw new DatabaseException("Error executing SQL in PmAttachmentDAOImplJDBC.updatePmAttachOption.");
        } finally {
            DBUtils.closeStatement(statement);
            DBUtils.closeConnection(connection);
        }
    }

}// end of class PmAttachmentDAOImplJDBC