/**
* @param design
* @param odaStatement
* @return
* @throws DataException
*/
private IResultClass getMetaData(IOdaDataSetDesign design, PreparedStatement odaStatement)
throws DataException {
IResultClass result = null;
if (design != null) {
if (canAccessResultSetByName(design)) {
try {
result = odaStatement.getMetaData(design.getPrimaryResultSetName());
} catch (DataException e) {
throw new DataException(
ResourceConstants.ERROR_HAPPEN_WHEN_RETRIEVE_RESULTSET,
design.getPrimaryResultSetName());
}
} else if (canAccessResultSetByNumber(design)) {
try {
result = odaStatement.getMetaData(design.getPrimaryResultSetNumber());
} catch (DataException e) {
throw new DataException(
ResourceConstants.ERROR_HAPPEN_WHEN_RETRIEVE_RESULTSET,
design.getPrimaryResultSetNumber());
}
}
}
if (result == null) result = odaStatement.getMetaData();
if (design != null) {
List hintList = design.getResultSetHints();
for (int i = 0; i < hintList.size(); i++) {
IColumnDefinition columnDefinition = (IColumnDefinition) hintList.get(i);
for (int j = 1; j <= result.getFieldCount(); j++) {
ResultFieldMetadata resultFieldMetadata = result.getFieldMetaData(j);
if (columnDefinition.getColumnName().equals(resultFieldMetadata.getName())) {
resultFieldMetadata.setAlias(columnDefinition.getAlias());
resultFieldMetadata.setAnalysisType(columnDefinition.getAnalysisType());
resultFieldMetadata.setAnalysisColumn(columnDefinition.getAnalysisColumn());
resultFieldMetadata.setIndexColumn(columnDefinition.isIndexColumn());
resultFieldMetadata.setCompressedColumn(columnDefinition.isCompressedColumn());
break;
}
}
}
}
return result;
}
