Examples with ParsedLoansDto org.mifos.dto.domain.ParsedLoansDto used on opensource projects

Example 1 with ParsedLoansDto

use of org.mifos.dto.domain.ParsedLoansDto in project head by mifos.

the class ImportLoansSavingsFacadeWebTier method parseImportLoans.

@Override
public ParsedLoansDto parseImportLoans(InputStream stream) {
    xlsLoansAccount.setLocale(personelServiceFacade.getUserPreferredLocale());
    ParsedLoansDto plDto = xlsLoansAccount.parse(stream);
    return plDto;
}

Example 2 with ParsedLoansDto

use of org.mifos.dto.domain.ParsedLoansDto in project head by mifos.

the class XlsLoansAccountImporter method parse.

/**
     * Parse input stream.
     * @param is input stream containing loan accounts' data
     * @return object containing successfully parsed rows and rows with errors
     */
public ParsedLoansDto parse(InputStream is) {
    //prepare objects: result, lists for rows
    ParsedLoansDto result = null;
    List<String> errors = new ArrayList<String>();
    //temporary list for new accounts numbers, currently not used
    List<String> newAccountsNumbers = new ArrayList<String>();
    List<ImportedLoanDetail> parsedLoanDetails = new ArrayList<ImportedLoanDetail>();
    // open spreadsheet
    try {
        HSSFWorkbook workbook = new HSSFWorkbook(is);
        HSSFSheet sheet = workbook.getSheetAt(0);
        // check first row of data
        HSSFRow row = sheet.getRow(XlsLoansImportTemplateConstants.FIRST_ROW_WITH_DATA.getValue());
        if (row == null) {
            throw new XlsParsingException(getMessage(XlsMessageConstants.NOT_ENOUGH_INPUT_ROW, null));
        }
        Iterator<Row> iterator = sheet.rowIterator();
        // skip to rows with data
        while (iterator.hasNext() && (iterator.next().getRowNum() < XlsLoansImportTemplateConstants.FIRST_ROW_WITH_DATA.getValue() - 1)) ;
        // parse loan account's data
        while (iterator.hasNext()) {
            row = (HSSFRow) iterator.next();
            List<Object> params = new ArrayList<Object>();
            // setup the first cell
            XlsLoansImportTemplateConstants currentCell = XlsLoansImportTemplateConstants.ACCOUNT_NUMBER;
            try {
                // account number
                String accountNumber = getCellStringValue(row, currentCell);
                // TODO: rewrite this account number validation to more universal and extract method
                if (StringUtils.isBlank(accountNumber) && isEdit) {
                    //editing and account number is missing
                    throw new XlsParsingException(getCellError(XlsMessageConstants.MISSING_ACCOUNT_NUMBER, row, currentCell.getValue(), null));
                } else //TODO: validation if account for edition exists
                if (StringUtils.isBlank(accountNumber) && !isEdit) {
                    //not editing, adding with predefined account number and account number is not good
                    accountNumber = null;
                } else //account number is good for creating new account with predefined account number...
                if (!StringUtils.isBlank(accountNumber) && !isEdit) {
                    //...but it's duplicate
                    if (!validateAccountNumber(accountNumber, newAccountsNumbers)) {
                        params.clear();
                        params.add(accountNumber);
                        throw new XlsParsingException(getCellError(XlsMessageConstants.DUPLICATE_GLOBAL_NUM_ERROR, row, currentCell.getValue(), params));
                    }
                }
                //all good, account is either predefined from xls document or null and will be generated 
                //TODO: extract methods that can be shared between loans and savings
                // customer global id
                currentCell = XlsLoansImportTemplateConstants.CUSTOMER_GLOBAL_ID;
                String customerGlobalId = getCellStringValue(row, currentCell);
                if (customerGlobalId.isEmpty()) {
                    throw new XlsParsingException(getCellError(XlsMessageConstants.CUSTOMER_NOT_BLANK, row, currentCell.getValue(), params));
                }
                CustomerBO customerBO = null;
                customerBO = validateCustomerGlobalId(customerGlobalId);
                if (customerBO == null) {
                    params.clear();
                    params.add(customerGlobalId);
                    throw new XlsParsingException(getCellError(XlsMessageConstants.CUSTOMER_NOT_FOUND, row, currentCell.getValue(), params));
                }
                // product name
                currentCell = XlsLoansImportTemplateConstants.PRODUCT_NAME;
                String productName = getCellStringValue(row, currentCell);
                LoanOfferingBO loanOfferingBO = null;
                loanOfferingBO = validateProductName(productName, customerBO, row, currentCell.getValue());
                //TODO: add support for backdated payments
                LoanCreationLoanDetailsDto lcldd = loanAccountServiceFacade.retrieveLoanDetailsForLoanAccountCreation(customerBO.getCustomerId(), loanOfferingBO.getPrdOfferingId(), false);
                // status name
                currentCell = XlsLoansImportTemplateConstants.STATUS_NAME;
                String statusName = getCellStringValue(row, currentCell);
                XlsLoanSavingsAccountStatesConstants statusConstant = null;
                statusConstant = validateStatusName(statusName, customerBO, this.isEdit, row, currentCell.getValue());
                // status reason flag
                currentCell = XlsLoansImportTemplateConstants.CANCEL_FlAG_REASON;
                String cancelReason = getCellStringValue(row, currentCell);
                XlsLoanSavingsFlagsConstants flagConstant = null;
                flagConstant = validateStatusFlagReason(cancelReason, statusName, AccountTypes.LOAN_ACCOUNT, row, currentCell.getValue());
                // loan amount
                currentCell = XlsLoansImportTemplateConstants.LOAN_AMOUNT;
                BigDecimal loanAmount = getCellDecimalValue(row, currentCell);
                validateAmount(loanAmount, loanOfferingBO, customerBO, lcldd, row, currentCell.getValue());
                // Interest rate
                currentCell = XlsLoansImportTemplateConstants.INTEREST_RATE;
                BigDecimal interestRate = getCellDecimalValue(row, currentCell);
                validateInterestRate(interestRate, loanOfferingBO, customerBO, lcldd, row, currentCell.getValue());
                // number of installments
                currentCell = XlsLoansImportTemplateConstants.NO_OF_INSTALLMENTS;
                Integer numberOfInstallments = getCellIntegerValue(row, currentCell);
                validateNumberOfInstallments(numberOfInstallments, customerBO, loanOfferingBO, lcldd, row, currentCell.getValue());
                // disbursal date
                currentCell = XlsLoansImportTemplateConstants.DISBURLSAL_DATE;
                Date disbursalDate = getCellDateValue(row, currentCell);
                validateDisbursalDate(disbursalDate, customerBO, loanOfferingBO, currentCell.getValue(), row, statusName);
                // grace period
                currentCell = XlsLoansImportTemplateConstants.GRACE_PERIOD;
                Integer gracePeriod = getCellIntegerValue(row, currentCell);
                validateGracePeriod(gracePeriod, loanOfferingBO, customerBO, numberOfInstallments, row, currentCell.getValue());
                // source of founds
                currentCell = XlsLoansImportTemplateConstants.SOURCE_OF_FOUNDS;
                List<FundDto> funds = lcldd.getFundDtos();
                String sourceOfFund = getCellStringValue(row, currentCell);
                Integer sourceOfFundId = null;
                sourceOfFundId = validateSourceOfFund(sourceOfFund, funds, row, currentCell.getValue());
                // purpose
                List<ValueListElement> purposes = lcldd.getLoanPurposes();
                currentCell = XlsLoansImportTemplateConstants.PURPOSE;
                String loanPurpose = getCellStringValue(row, currentCell);
                Integer loanPurposeId = null;
                loanPurposeId = validateLoanPurposeId(loanPurpose, purposes, row, currentCell.getValue());
                // collateral type
                currentCell = XlsLoansImportTemplateConstants.COLLATERAL_TYPE;
                Integer collateralTypeId = null;
                String collateralType = getCellStringValue(row, currentCell);
                Map<String, String> collaterals = lcldd.getCollateralOptions();
                collateralTypeId = validateCollateralType(collateralType, collaterals, row, currentCell.getValue());
                // collateral notes
                currentCell = XlsLoansImportTemplateConstants.COLLATERAL_NOTES;
                String collateralNotes = getCellStringValue(row, currentCell);
                collateralNotes = StringUtils.isBlank(collateralNotes) ? null : collateralNotes;
                // external id
                currentCell = XlsLoansImportTemplateConstants.EXTERNAL_ID;
                String externalId = getCellStringValue(row, currentCell);
                externalId = StringUtils.isBlank(externalId) ? null : externalId;
                //...will be used for editing/adding loans with predefined account numbers
                if (accountNumber != null) {
                    newAccountsNumbers.add(accountNumber);
                }
                //create final objects
                //TODO handle backdated payments
                Short flagValue = flagConstant == null ? null : flagConstant.getFlag().getValue();
                ImportedLoanDetail detail = new ImportedLoanDetail(accountNumber, customerBO.getCustomerId(), loanOfferingBO.getPrdOfferingId(), statusConstant.getState().getValue(), flagValue, loanAmount, interestRate, numberOfInstallments, disbursalDate, gracePeriod, sourceOfFundId, loanPurposeId, collateralTypeId, collateralNotes, externalId);
                parsedLoanDetails.add(detail);
            } catch (XlsParsingException xex) {
                if (xex.isMultiple()) {
                    for (String msg : xex.getMessages()) {
                        errors.add(msg);
                    }
                } else {
                    errors.add(xex.getMessage());
                }
            } catch (Exception cex) {
                errors.add(cex.getMessage());
            }
        }
    } catch (Exception ex) {
        errors.add(ex.getMessage());
    }
    result = new ParsedLoansDto(errors, parsedLoanDetails);
    return result;
}

Example 3 with ParsedLoansDto

use of org.mifos.dto.domain.ParsedLoansDto in project head by mifos.

the class ImportLoansController method parseFile.

/**
     * Parse xls file.
     * @param importLoansFormBean
     * @return
     */
public ParsedLoansDto parseFile(ImportLoansFormBean importLoansFormBean) {
    ParsedLoansDto result = null;
    CommonsMultipartFile file = importLoansFormBean.getFile();
    InputStream is = null;
    if (file == null) {
        throw new MifosRuntimeException("File cannot be null");
    }
    try {
        is = file.getInputStream();
        result = importLSServiceFacade.parseImportLoans(is);
    } catch (IOException ex) {
        result = importLSServiceFacade.createLoansDtoFromSingleError(ex.getMessage());
    } finally {
        closeStream(is);
        importLoansFormBean.setFile(null);
    }
    return result;
}