/*
* (non-Javadoc)
*
* @see
* com.toolsverse.etl.connector.DataSetConnector#prePersist(com.toolsverse
* .etl.connector.DataSetConnectorParams, com.toolsverse.etl.common.DataSet,
* com.toolsverse.etl.driver.Driver)
*/
@SuppressWarnings("resource")
public void prePersist(ExcelConnectorParams params, DataSet dataSet, Driver driver)
throws Exception {
String fileName = null;
OutputStream out = null;
if (params.getOutputStream() == null) {
fileName =
SystemConfig.instance()
.getPathUsingAppFolders(
params.getFileName(
dataSet.getOwnerName() != null ? dataSet.getOwnerName() : dataSet.getName(),
".xls",
true));
params.setRealFileName(fileName);
out = new FileOutputStream(fileName);
if (params.getTransactionMonitor() != null) params.getTransactionMonitor().addFile(fileName);
} else out = params.getOutputStream();
params.setOut(out);
Workbook workbook = new HSSFWorkbook();
params.setWorkbook(workbook);
Sheet sheet =
workbook.createSheet(
Utils.isNothing(params.getSheetName()) ? dataSet.getName() : params.getSheetName());
params.setSheet(sheet);
Font labelFont = workbook.createFont();
labelFont.setBoldweight(Font.BOLDWEIGHT_BOLD);
CellStyle labelCellStyle = workbook.createCellStyle();
labelCellStyle.setFont(labelFont);
DataFormat dateTimeFormat = workbook.createDataFormat();
CellStyle dateTimeCellStyle = workbook.createCellStyle();
dateTimeCellStyle.setDataFormat(dateTimeFormat.getFormat(params.getDateTimeFormat()));
params.setDateTimeCellStyle(dateTimeCellStyle);
DataFormat dateFormat = workbook.createDataFormat();
CellStyle dateCellStyle = workbook.createCellStyle();
dateCellStyle.setDataFormat(dateFormat.getFormat(params.getDateFormat()));
params.setDateCellStyle(dateCellStyle);
DataFormat timeFormat = workbook.createDataFormat();
CellStyle timeCellStyle = workbook.createCellStyle();
timeCellStyle.setDataFormat(timeFormat.getFormat(params.getTimeFormat()));
params.setTimeCellStyle(timeCellStyle);
// column names
Row excelRow = sheet.createRow(0);
// metadata
int col = 0;
for (FieldDef fieldDef : dataSet.getFields().getList()) {
if (!fieldDef.isVisible()) continue;
Cell labelCell = excelRow.createCell(col++, Cell.CELL_TYPE_STRING);
labelCell.setCellStyle(labelCellStyle);
labelCell.setCellValue(fieldDef.getName());
}
params.setPrePersistOccured(true);
}
/*
* (non-Javadoc)
*
* @see
* com.toolsverse.etl.connector.DataSetConnector#inlinePersist(com.toolsverse
* .etl.connector.DataSetConnectorParams, com.toolsverse.etl.common.DataSet,
* com.toolsverse.etl.driver.Driver,
* com.toolsverse.etl.common.DataSetRecord, int, int)
*/
public void inlinePersist(
ExcelConnectorParams params,
DataSet dataSet,
Driver driver,
DataSetRecord record,
int row,
int records)
throws Exception {
if (record == null) return;
int currentRow = params.getCurrentRow();
Row excelRow = params.getSheet().createRow(currentRow);
params.setCurrentRow(++currentRow);
int colCount = dataSet.getFieldCount();
for (int col = 0; col < colCount; col++) {
FieldDef fieldDef = dataSet.getFields().get(col);
if (!fieldDef.isVisible()) continue;
Object fieldValue = record.get(col);
int fType = fieldDef.getSqlDataType();
String value = null;
Cell dataCell;
if (fieldValue != null) {
value = dataSet.encode(fieldDef, fieldValue, driver, params.getParams(), false);
}
if (SqlUtils.isNumber(fType)) {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_NUMERIC);
dataCell.setCellValue(value);
} else if (SqlUtils.isDateOnly(fType)) {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_NUMERIC);
dataCell.setCellStyle(params.getDateCellStyle());
if (fieldValue instanceof java.util.Date)
dataCell.setCellValue((java.util.Date) fieldValue);
else dataCell.setCellValue(value);
} else if (SqlUtils.isTime(fType)) {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_NUMERIC);
dataCell.setCellStyle(params.getTimeCellStyle());
if (fieldValue instanceof java.util.Date)
dataCell.setCellValue((java.util.Date) fieldValue);
else dataCell.setCellValue(value);
} else if (SqlUtils.isTimestamp(fType)) {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_NUMERIC);
dataCell.setCellStyle(params.getDateTimeCellStyle());
if (fieldValue instanceof java.util.Date)
dataCell.setCellValue((java.util.Date) fieldValue);
else dataCell.setCellValue(value);
} else if (SqlUtils.isBoolean(fType)) {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_BOOLEAN);
if (fieldValue instanceof Boolean) dataCell.setCellValue((Boolean) fieldValue);
else dataCell.setCellValue(value);
} else {
dataCell = excelRow.createCell(col, Cell.CELL_TYPE_STRING);
dataCell.setCellValue(value);
}
}
if (row >= 0
&& records >= 0
&& !params.isSilent()
&& params.getLogStep() > 0
&& (row % params.getLogStep()) == 0)
Logger.log(
Logger.INFO,
EtlLogger.class,
dataSet.getName()
+ ": "
+ EtlResource.PERSITING_RECORD.getValue()
+ row
+ " out of "
+ records);
}
