/** * Method called by the Form panel to delete existing data. * * @param persistentObject value object to delete * @return an ErrorResponse value object in case of errors, VOResponse if the operation is * successfully completed */ public Response deleteRecord(ValueObject persistentObject) throws Exception { PreparedStatement stmt = null; try { EmpVO vo = (EmpVO) persistentObject; // delete from WORKING_DAYS... stmt = conn.prepareStatement("delete from WORKING_DAYS where EMP_CODE=?"); stmt.setString(1, vo.getEmpCode()); stmt.execute(); stmt.close(); // delete from EMP... stmt = conn.prepareStatement("delete from EMP where EMP_CODE=?"); stmt.setString(1, vo.getEmpCode()); stmt.execute(); gridFrame.reloadData(); frame.getGrid().clearData(); return new VOResponse(vo); } catch (SQLException ex) { ex.printStackTrace(); return new ErrorResponse(ex.getMessage()); } finally { try { stmt.close(); conn.commit(); } catch (SQLException ex1) { } } }
/** * Method called by the Form panel to delete existing data. * * @param persistentObject value object to delete * @return an ErrorResponse value object in case of errors, VOResponse if the operation is * successfully completed */ public Response deleteRecord(ValueObject persistentObject) throws Exception { PreparedStatement stmt = null; try { stmt = conn.prepareStatement("delete from DEMO4 where TEXT=?"); DetailTestVO vo = (DetailTestVO) persistentObject; stmt.setString(1, vo.getStringValue()); stmt.execute(); // this instruction is no more needed: the grid has been linked to the Form (see Form.linkGrid // method...) // gridFrame.reloadData(); return new VOResponse(vo); } catch (SQLException ex) { ex.printStackTrace(); return new ErrorResponse(ex.getMessage()); } finally { try { stmt.close(); conn.commit(); } catch (SQLException ex1) { } } }
/** * Method called by the Form panel to insert new data. * * @param newValueObject value object to save * @return an ErrorResponse value object in case of errors, VOResponse if the operation is * successfully completed */ public Response insertRecord(ValueObject newPersistentObject) throws Exception { // mapping between attributes and database fields... Map attribute2dbField = new HashMap(); attribute2dbField.put("empCode", "EMP_CODE"); attribute2dbField.put("firstName", "FIRST_NAME"); attribute2dbField.put("lastName", "LAST_NAME"); attribute2dbField.put("deptCode", "DEPT_CODE"); attribute2dbField.put("taskCode", "TASK_CODE"); attribute2dbField.put("sex", "SEX"); attribute2dbField.put("hireDate", "HIRE_DATE"); attribute2dbField.put("salary", "SALARY"); attribute2dbField.put("note", "NOTE"); Response res = QueryUtil.insertTable(conn, newPersistentObject, "EMP", attribute2dbField, "Y", "N", true); if (res.isError()) { conn.rollback(); return res; } else { // insert 7 records in WORKING_DAYS, one for each day of week... PreparedStatement pstmt = null; try { pstmt = conn.prepareStatement("insert into WORKING_DAYS(EMP_CODE,DAY) values(?,?)"); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.SUNDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.MONDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.TUESDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.WEDNESDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.THURSDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.FRIDAY); pstmt.execute(); pstmt.setString(1, ((EmpVO) newPersistentObject).getEmpCode()); pstmt.setInt(2, Calendar.SATURDAY); pstmt.execute(); conn.commit(); frame .getGrid() .getOtherGridParams() .put("empCode", ((EmpVO) newPersistentObject).getEmpCode()); frame.getGrid().reloadData(); return res; } catch (Exception ex) { conn.rollback(); return new ErrorResponse(ex.getMessage()); } finally { try { pstmt.close(); } catch (Exception ex1) { } } } /* // an alternative way: you can define your own business logic to store data at hand... PreparedStatement stmt = null; try { stmt = conn.prepareStatement("insert into EMP(EMP_CODE,FIRST_NAME,LAST_NAME,DEPT_CODE,TASK_CODE,SEX,HIRE_DATE,SALARY,NOTE) values(?,?,?,?,?,?,?,?,?)"); EmpVO vo = (EmpVO)newPersistentObject; stmt.setString(1,vo.getEmpCode()); stmt.setString(2,vo.getFirstName()); stmt.setString(3,vo.getLastName()); stmt.setString(4,vo.getDeptCode()); stmt.setString(5,vo.getTaskCode()); stmt.setString(6,vo.getSex()); stmt.setDate(7,vo.getHireDate()); stmt.setBigDecimal(8,vo.getSalary()); stmt.setString(9,vo.getNote()); stmt.execute(); pk = vo.getEmpCode(); gridFrame.reloadData(); return new VOResponse(vo); } catch (SQLException ex) { ex.printStackTrace(); return new ErrorResponse(ex.getMessage()); } finally { try { stmt.close(); conn.commit(); } catch (SQLException ex1) { } } */ }
/** * Method called by the Form panel to update existing data. * * @param oldPersistentObject original value object, previous to the changes * @param persistentObject value object to save * @return an ErrorResponse value object in case of errors, VOResponse if the operation is * successfully completed */ public Response updateRecord(ValueObject oldPersistentObject, ValueObject persistentObject) throws Exception { PreparedStatement stmt = null; try { stmt = conn.prepareStatement( "update DEMO4 set TEXT=?,DECNUM=?,CURRNUM=?,THEDATE=?,COMBO=?,CHECK_BOX=?,RADIO=?,CODE=?,TA=?,FORMATTED_TEXT=?,URI=?,LINK_LABEL=?,YEAR=?,FILENAME=? where TEXT=?"); DetailTestVO vo = (DetailTestVO) persistentObject; DetailTestVO oldVO = (DetailTestVO) oldPersistentObject; stmt.setObject( 6, vo.getCheckValue() == null || !vo.getCheckValue().booleanValue() ? "N" : "Y"); stmt.setString(5, vo.getCombo().getCode()); stmt.setBigDecimal(3, vo.getCurrencyValue()); stmt.setDate(4, vo.getDateValue()); stmt.setBigDecimal(2, vo.getNumericValue()); stmt.setObject( 7, vo.getRadioButtonValue() == null || !vo.getRadioButtonValue().booleanValue() ? "N" : "Y"); stmt.setString(1, vo.getStringValue()); stmt.setString(8, vo.getLookupValue()); stmt.setString(9, vo.getTaValue()); stmt.setString(10, vo.getFormattedTextValue()); stmt.setString(11, vo.getUri()); stmt.setString(12, vo.getLinkLabel()); stmt.setBigDecimal(13, vo.getYear()); stmt.setString(14, vo.getFilename()); stmt.setString(15, oldVO.getStringValue()); stmt.execute(); stmt.close(); stmt = conn.prepareStatement("delete from DEMO4_LIST_VALUES where TEXT=?"); stmt.setString(1, pk); stmt.execute(); if (vo.getListValues() != null) { stmt.close(); stmt = conn.prepareStatement("insert into DEMO4_LIST_VALUES(TEXT,CODE) values(?,?)"); for (int i = 0; i < vo.getListValues().size(); i++) { stmt.setString(1, pk); stmt.setString(2, vo.getListValues().get(i).toString()); stmt.execute(); } } try { if (vo.getFilename() != null && vo.getFile() != null) { File f = new File(vo.getFilename()); BufferedOutputStream out = new BufferedOutputStream(new FileOutputStream(f)); out.write(vo.getFile()); out.close(); } } catch (Exception ex) { ex.printStackTrace(); } // this instruction is no more needed: the grid has been linked to the Form (see Form.linkGrid // method...) // gridFrame.reloadData(); return new VOResponse(vo); } catch (SQLException ex) { ex.printStackTrace(); return new ErrorResponse(ex.getMessage()); } finally { try { stmt.close(); conn.commit(); } catch (SQLException ex1) { } } }