Examples with DataTransformation org.openforis.collect.io.data.csv.DataTransformation used on opensource projects

Example 1 with DataTransformation

use of org.openforis.collect.io.data.csv.DataTransformation in project collect by openforis.

the class CSVDataExportColumnProviderGenerator method generateDataTransformation.

public DataTransformation generateDataTransformation(int entityDefId) throws InvalidExpressionException {
    Schema schema = survey.getSchema();
    EntityDefinition entityDefn = (EntityDefinition) schema.getDefinitionById(entityDefId);
    ColumnProvider provider = generateColumnProviderChain(entityDefn);
    String axisPath = entityDefn.getPath();
    return new DataTransformation(axisPath, provider);
}

Example 2 with DataTransformation

use of org.openforis.collect.io.data.csv.DataTransformation in project collect by openforis.

the class CSVDataExportProcess method exportData.

// private String calculateOutputFileName() {
// return "data.zip";
// /*
// StringBuilder sb = new StringBuilder();
// sb.append(survey.getName());
// sb.append("_");
// sb.append(rootEntityName);
// sb.append("_");
// sb.append("csv_data");
// SimpleDateFormat formatter = new SimpleDateFormat("yyyy-MM-dd");
// String today = formatter.format(new Date());
// sb.append(today);
// sb.append(".zip");
// return sb.toString();
// */
// }
private void exportData(OutputStream outputStream, int entityDefId) throws InvalidExpressionException, IOException, RecordPersistenceException {
    Writer outputWriter = new OutputStreamWriter(outputStream, OpenForisIOUtils.UTF_8);
    CSVDataExportColumnProviderGenerator csvDataExportColumnProviderGenerator = new CSVDataExportColumnProviderGenerator(recordFilter.getSurvey(), configuration);
    DataTransformation transform = csvDataExportColumnProviderGenerator.generateDataTransformation(entityDefId);
    @SuppressWarnings("resource") ModelCsvWriter // closing modelWriter will close referenced output stream
    modelWriter = new ModelCsvWriter(outputWriter, transform);
    modelWriter.printColumnHeadings();
    CollectSurvey survey = recordFilter.getSurvey();
    Step step = recordFilter.getStepGreaterOrEqual();
    List<CollectRecordSummary> summaries = recordManager.loadSummaries(recordFilter);
    for (CollectRecordSummary s : summaries) {
        if (status.isRunning()) {
            try {
                CollectRecord record = recordManager.load(survey, s.getId(), step, false);
                modelWriter.printData(record);
            } catch (Exception e) {
                LOG.error(e.getMessage(), e);
            }
            status.incrementProcessed();
        } else {
            break;
        }
    }
    modelWriter.flush();
}