Examples with IoHandlerException org.n52.io.handler.IoHandlerException used on opensource projects

Example 1 with IoHandlerException

use of org.n52.io.handler.IoHandlerException in project series-rest-api by 52North.

the class PDFReportGenerator method generateOutput.

public void generateOutput(DataCollection<Data<QuantityValue>> data) throws IoHandlerException {
    try {
        generateTimeseriesChart(data);
        generateTimeseriesMetadata();
    } catch (IOException e) {
        throw new IoHandlerException("Error handling (temp) file!", e);
    }
}

Example 2 with IoHandlerException

use of org.n52.io.handler.IoHandlerException in project series-rest-api by 52North.

the class PreRenderingJob method renderWithStyle.

private void renderWithStyle(String datasetId, RenderingConfig renderingConfig, String interval) throws IOException, DatasetFactoryException, URISyntaxException {
    IntervalWithTimeZone timespan = createTimespanFromInterval(datasetId, interval);
    IoParameters parameters = createConfig(datasetId, timespan.toString(), renderingConfig);
    String chartQualifier = renderingConfig.getChartQualifier();
    FileOutputStream fos = createFile(datasetId, interval, chartQualifier);
    try (FileOutputStream out = fos) {
        createIoFactory(parameters).createHandler(IMAGE_EXTENSION).writeBinary(out);
        fos.flush();
    } catch (IoHandlerException | IOException e) {
        LOGGER.error("Image creation occures error.", e);
    }
}

Example 3 with IoHandlerException

use of org.n52.io.handler.IoHandlerException in project series-rest-api by 52North.

the class PreRenderingJob method renderWithStyle.

private void renderWithStyle(String datasetId, RenderingConfig renderingConfig, String interval) throws IOException, DatasetFactoryException, URISyntaxException {
    IntervalWithTimeZone timespan = createTimespanFromInterval(datasetId, interval);
    IoParameters config = createConfig(timespan.toString(), renderingConfig);
    DatasetOutput<?, ?> metadata = datasetService.getParameter(datasetId, config);
    IoStyleContext context = IoStyleContext.createContextForSingleSeries(metadata, config);
    RequestStyledParameterSet styleDefinition = context.getChartStyleDefinitions();
    context.setDimensions(new ChartDimension(styleDefinition.getWidth(), styleDefinition.getHeight()));
    RequestSimpleParameterSet parameters = RequestSimpleParameterSet.createForSingleSeries(datasetId, config);
    String chartQualifier = renderingConfig.getChartQualifier();
    FileOutputStream fos = createFile(datasetId, interval, chartQualifier);
    try (FileOutputStream out = fos) {
        createIoFactory(parameters).createHandler(IMAGE_EXTENSION).writeBinary(out);
        fos.flush();
    } catch (IoHandlerException | IOException e) {
        LOGGER.error("Image creation occures error.", e);
    }
}

Example 4 with IoHandlerException

use of org.n52.io.handler.IoHandlerException in project series-rest-api by 52North.

the class TimeseriesDataController method getTimeseriesAsCsv.

private void getTimeseriesAsCsv(String timeseriesId, IoParameters query, HttpServletResponse response) throws IoHandlerException, DatasetFactoryException, URISyntaxException, MalformedURLException, IOException {
    checkIfUnknownTimeseries(query, timeseriesId);
    RequestSimpleParameterSet parameters = RequestSimpleParameterSet.createForSingleSeries(timeseriesId, query);
    checkAgainstTimespanRestriction(parameters.getTimespan());
    parameters.setGeneralize(query.isGeneralize());
    parameters.setExpanded(query.isExpanded());
    response.setCharacterEncoding("UTF-8");
    if (Boolean.parseBoolean(query.getOther(MimeType.APPLICATION_ZIP.name()))) {
        response.setContentType(MimeType.APPLICATION_ZIP.toString());
    } else {
        response.setContentType(MimeType.TEXT_CSV.toString());
    }
    createIoFactory(parameters).createHandler(MimeType.TEXT_CSV.toString()).writeBinary(response.getOutputStream());
}

Example 5 with IoHandlerException

use of org.n52.io.handler.IoHandlerException in project series-rest-api by 52North.

the class PDFReportGenerator method encodeAndWriteTo.

@Override
public void encodeAndWriteTo(DataCollection<Data<QuantityValue>> data, OutputStream stream) throws IoHandlerException {
    try {
        generateOutput(data);
        DefaultConfigurationBuilder cfgBuilder = new DefaultConfigurationBuilder();
        Configuration cfg = cfgBuilder.build(document.newInputStream());
        URI baseURI = new File(".").toURI();
        FopFactory fopFactory = new FopFactoryBuilder(baseURI).setConfiguration(cfg).build();
        final String mimeType = Constants.APPLICATION_PDF;
        Fop fop = fopFactory.newFop(mimeType, stream);
        // FopFactory fopFactory = FopFactory.newInstance(cfg);
        // Fop fop = fopFactory.newFop(APPLICATION_PDF.getMimeType(), stream);
        // FopFactory fopFactory = fopFactoryBuilder.build();
        // Fop fop = fopFactory.newFop(APPLICATION_PDF.getMimeType(), stream);
        // Create PDF via XSLT transformation
        TransformerFactory transFact = TransformerFactory.newInstance();
        StreamSource transformationRule = getTransforamtionRule();
        Transformer transformer = transFact.newTransformer(transformationRule);
        Source source = new StreamSource(document.newInputStream());
        Result result = new SAXResult(fop.getDefaultHandler());
        if (LOGGER.isDebugEnabled()) {
            try {
                File tempFile = File.createTempFile(TEMP_FILE_PREFIX, ".xml");
                StreamResult debugResult = new StreamResult(tempFile);
                transformer.transform(source, debugResult);
                String xslResult = XmlObject.Factory.parse(tempFile).xmlText();
                LOGGER.debug("xsl-fo input (locale '{}'): {}", i18n.getTwoDigitsLanguageCode(), xslResult);
            } catch (IOException | TransformerException | XmlException e) {
                LOGGER.error("Could not debug XSL result output!", e);
            }
        }
        // XXX debug, diagram is not embedded
        transformer.transform(source, result);
    } catch (FOPException e) {
        throw new IoParseException("Failed to create Formatting Object Processor (FOP)", e);
    } catch (ConfigurationException e) {
        throw new IoParseException("Failed to read config for Formatting Object Processor (FOP)", e);
    } catch (TransformerConfigurationException e) {
        throw new IoParseException("Invalid transform configuration. Inspect xslt!", e);
    } catch (TransformerException e) {
        throw new IoParseException("Could not generate PDF report!", e);
    }
}