private String[] getColumnNames(CsvDataAdapter csvDataAdapter) {
String[] names = new String[csvDataAdapter.getColumnNames().size()];
for (int i = 0; i < names.length; ++i) {
names[i] = "" + csvDataAdapter.getColumnNames().get(i);
}
return names;
}
@Override
public void contributeParameters(Map<String, Object> parameters) throws JRException {
CsvDataAdapter csvDataAdapter = getCsvDataAdapter();
if (csvDataAdapter != null) {
dataStream =
DataFileUtils.instance(getJasperReportsContext())
.getDataStream(csvDataAdapter.getDataFile(), parameters);
Locale locale = csvDataAdapter.getLocale();
TimeZone timeZone = csvDataAdapter.getTimeZone();
String datePattern = csvDataAdapter.getDatePattern();
String numberPattern = csvDataAdapter.getNumberPattern();
if (csvDataAdapter.isQueryExecuterMode()) {
parameters.put(JRCsvQueryExecuterFactory.CSV_INPUT_STREAM, dataStream);
if (csvDataAdapter.getEncoding() != null) {
parameters.put(JRCsvQueryExecuterFactory.CSV_ENCODING, csvDataAdapter.getEncoding());
}
if (locale != null) {
parameters.put(JRCsvQueryExecuterFactory.CSV_LOCALE, locale);
}
if (timeZone != null) {
parameters.put(JRCsvQueryExecuterFactory.CSV_TIMEZONE, timeZone);
}
if (datePattern != null && datePattern.length() > 0) {
SimpleDateFormat sdf = null;
if (locale == null) {
sdf = new SimpleDateFormat(datePattern);
} else {
sdf = new SimpleDateFormat(datePattern, locale);
}
if (timeZone != null) {
sdf.setTimeZone(timeZone);
}
parameters.put(JRCsvQueryExecuterFactory.CSV_DATE_FORMAT, sdf);
}
if (numberPattern != null && numberPattern.length() > 0) {
DecimalFormat df = null;
if (locale == null) {
df = new DecimalFormat(numberPattern);
} else {
df = new DecimalFormat(numberPattern, DecimalFormatSymbols.getInstance(locale));
}
parameters.put(JRCsvQueryExecuterFactory.CSV_NUMBER_FORMAT, df);
}
parameters.put(
JRCsvQueryExecuterFactory.CSV_FIELD_DELIMITER, csvDataAdapter.getFieldDelimiter());
parameters.put(
JRCsvQueryExecuterFactory.CSV_RECORD_DELIMITER, csvDataAdapter.getRecordDelimiter());
parameters.put(
JRCsvQueryExecuterFactory.CSV_USE_FIRST_ROW_AS_HEADER,
new Boolean(csvDataAdapter.isUseFirstRowAsHeader()));
if (!csvDataAdapter.isUseFirstRowAsHeader()) {
parameters.put(
JRCsvQueryExecuterFactory.CSV_COLUMN_NAMES_ARRAY, getColumnNames(csvDataAdapter));
}
} else {
JRCsvDataSource ds = null;
if (csvDataAdapter.getEncoding() == null) {
ds = new JRCsvDataSource(dataStream);
} else {
try {
ds = new JRCsvDataSource(dataStream, csvDataAdapter.getEncoding());
} catch (UnsupportedEncodingException e) {
throw new JRException(e);
}
}
if (locale != null) {
ds.setLocale(locale);
}
if (timeZone != null) {
ds.setTimeZone(timeZone);
}
if (datePattern != null && datePattern.length() > 0) {
SimpleDateFormat sdf = null;
if (locale == null) {
sdf = new SimpleDateFormat(datePattern);
} else {
sdf = new SimpleDateFormat(datePattern, locale);
}
if (timeZone != null) {
sdf.setTimeZone(timeZone);
}
ds.setDateFormat(sdf);
}
if (numberPattern != null && numberPattern.length() > 0) {
DecimalFormat df = null;
if (locale == null) {
df = new DecimalFormat(numberPattern);
} else {
df = new DecimalFormat(numberPattern, DecimalFormatSymbols.getInstance(locale));
}
ds.setNumberFormat(df);
}
ds.setFieldDelimiter(csvDataAdapter.getFieldDelimiter().charAt(0));
ds.setRecordDelimiter(csvDataAdapter.getRecordDelimiter());
ds.setUseFirstRowAsHeader(csvDataAdapter.isUseFirstRowAsHeader());
if (!csvDataAdapter.isUseFirstRowAsHeader()) {
ds.setColumnNames(getColumnNames(csvDataAdapter));
}
parameters.put(JRParameter.REPORT_DATA_SOURCE, ds);
}
}
}
