Example usage for com.vaadin.server StreamResource StreamResource

List of usage examples for com.vaadin.server StreamResource StreamResource

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Introduction

In this page you can find the example usage for com.vaadin.server StreamResource StreamResource.

Prototype

public StreamResource(StreamSource streamSource, String filename)

Source Link

Document

Creates a new stream resource for downloading from stream.

Usage

From source file:com.esofthead.mycollab.module.project.view.TimeTrackingSummaryViewImpl.java

License:Open Source License

private StreamResource constructStreamResource(final ReportExportType exportType) {
    LazyStreamSource streamSource = new LazyStreamSource() {
        private static final long serialVersionUID = 1L;

        @Override//from   w  w  w  . j a va 2 s. c o  m
        protected StreamSource buildStreamSource() {
            return new SimpleGridExportItemsStreamResource.AllItems<>("Time Tracking Report",
                    new RpParameterBuilder(getVisibleFields()), exportType, itemTimeLoggingService,
                    searchCriteria, SimpleItemTimeLogging.class);
        }
    };
    return new StreamResource(streamSource, ExportItemsStreamResource.getDefaultExportFileName(exportType));
}

From source file:com.esofthead.mycollab.reporting.PrintButton.java

License:Open Source License

public PrintButton() {
    setIcon(FontAwesome.PRINT);//from  w  w w .j  ava2  s  .c  om
    formReportStreamSource = new FormReportStreamSource(new FormReportTemplateExecutor(""));
    printWindowOpener = new BrowserWindowOpener(
            new StreamResource(formReportStreamSource, UUID.randomUUID().toString() + ".pdf"));
    printWindowOpener.extend(this);
}

From source file:com.esofthead.mycollab.ui.chart.JFreeChartWrapper.java

License:Open Source License

@Override
public Resource getSource() {
    if (res == null) {
        StreamSource streamSource = new StreamResource.StreamSource() {
            private ByteArrayInputStream bytestream = null;

            ByteArrayInputStream getByteStream() {
                if (chart != null && bytestream == null) {
                    int width = getGraphWidth();
                    int height = getGraphHeight();

                    if (mode == RenderingMode.SVG) {
                        // Create an instance of the SVG Generator
                        SVGGraphics2D svgGenerator = new SVGGraphics2D(width, height);

                        // draw the chart in the SVG generator
                        chart.draw(svgGenerator, new Rectangle(width, height));
                        // create an xml string in svg format from the drawing
                        String drawingSVG = svgGenerator.getSVGElement();
                        return new ByteArrayInputStream(drawingSVG.getBytes(StandardCharsets.UTF_8));
                    } else {
                        // Draw png to bytestream
                        try {
                            byte[] bytes = ChartUtilities.encodeAsPNG(chart.createBufferedImage(width, height));
                            bytestream = new ByteArrayInputStream(bytes);
                        } catch (Exception e) {
                            log.error("Error while generating PNG chart", e);
                        }//  w w w. j av a 2  s  . c  o m

                    }

                } else {
                    bytestream.reset();
                }
                return bytestream;
            }

            @Override
            public InputStream getStream() {
                return getByteStream();
            }
        };

        res = new StreamResource(streamSource, String.format("graph%d", System.currentTimeMillis())) {

            @Override
            public int getBufferSize() {
                if (getStreamSource().getStream() != null) {
                    try {
                        return getStreamSource().getStream().available();
                    } catch (IOException e) {
                        log.warn("Error while get stream info", e);
                        return 0;
                    }
                } else {
                    return 0;
                }
            }

            @Override
            public long getCacheTime() {
                return 0;
            }

            @Override
            public String getFilename() {
                if (mode == RenderingMode.PNG) {
                    return super.getFilename() + ".png";
                } else {
                    return super.getFilename() + (gzipEnabled ? ".svgz" : ".svg");
                }
            }

            @Override
            public DownloadStream getStream() {
                DownloadStream downloadStream = new DownloadStream(getStreamSource().getStream(), getMIMEType(),
                        getFilename());
                if (gzipEnabled && mode == RenderingMode.SVG) {
                    downloadStream.setParameter("Content-Encoding", "gzip");
                }
                return downloadStream;
            }

            @Override
            public String getMIMEType() {
                if (mode == RenderingMode.PNG) {
                    return "image/png";
                } else {
                    return "image/svg+xml";
                }
            }
        };
    }
    return res;
}

From source file:com.esofthead.mycollab.vaadin.desktop.ui.DefaultMassEditActionHandler.java

License:Open Source License

@SuppressWarnings("unchecked")
@Override/*  w  w  w . ja  va  2s. co  m*/
public StreamResource buildStreamResource(String id) {
    StreamResource res = null;
    if (MassItemActionHandler.EXPORT_CSV_ACTION.equals(id)) {
        AbstractPagedBeanTable pagedBeanTable = ((ListView) presenter.getView()).getPagedBeanTable();
        if (presenter.isSelectAll) {
            res = new StreamResource(
                    new SimpleGridExportItemsStreamResource.AllItems("",
                            new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.CSV,
                            presenter.getSearchService(), presenter.searchCriteria, getReportModelClassType()),
                    "export.csv");
        } else {
            res = new StreamResource(new SimpleGridExportItemsStreamResource.ListData("",
                    new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.CSV,
                    presenter.getSelectedItems(), getReportModelClassType()), "export.csv");
        }
    } else if (MassItemActionHandler.EXPORT_PDF_ACTION.equals(id)) {
        AbstractPagedBeanTable pagedBeanTable = ((ListView) presenter.getView()).getPagedBeanTable();
        if (presenter.isSelectAll) {
            res = new StreamResource(
                    new SimpleGridExportItemsStreamResource.AllItems(getReportTitle(),
                            new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.PDF,
                            presenter.getSearchService(), presenter.searchCriteria, getReportModelClassType()),
                    "export.pdf");
        } else {
            res = new StreamResource(new SimpleGridExportItemsStreamResource.ListData(getReportTitle(),
                    new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.PDF,
                    presenter.getSelectedItems(), getReportModelClassType()), "export.pdf");
        }
    } else if (MassItemActionHandler.EXPORT_EXCEL_ACTION.equals(id)) {
        AbstractPagedBeanTable pagedBeanTable = ((ListView) presenter.getView()).getPagedBeanTable();
        if (presenter.isSelectAll) {
            res = new StreamResource(
                    new SimpleGridExportItemsStreamResource.AllItems(getReportTitle(),
                            new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.EXCEL,
                            presenter.getSearchService(), presenter.searchCriteria, getReportModelClassType()),
                    "export.xlsx");
        } else {

            res = new StreamResource(new SimpleGridExportItemsStreamResource.ListData(getReportTitle(),
                    new RpParameterBuilder(pagedBeanTable.getDisplayColumns()), ReportExportType.EXCEL,
                    presenter.getSelectedItems(), getReportModelClassType()), "export.xlsx");
        }
    }

    return res;
}

From source file:com.esofthead.mycollab.vaadin.resources.OnDemandFileDownloader.java

License:Open Source License

public OnDemandFileDownloader(LazyStreamSource lazyStreamSource) {
    super(new StreamResource(lazyStreamSource, ""));
    this.lazyStreamSource = lazyStreamSource;
}

From source file:com.esofthead.mycollab.vaadin.resources.StreamDownloadResourceUtil.java

License:Open Source License

public static StreamResource getStreamResourceSupportExtDrive(List<Resource> lstRes) {
    String filename = getDownloadFileName(lstRes);
    StreamSource streamSource = getStreamSourceSupportExtDrive(lstRes);
    return new StreamResource(streamSource, filename);
}

From source file:com.esofthead.mycollab.vaadin.ui.DefaultMassItemActionHandlersContainer.java

License:Open Source License

public void addDownloadActionItem(final String id, Resource resource, String groupId, String downloadFileName,
        String description) {//from  ww w  .  j  av  a2 s  .  c  o m
    ButtonGroup group = groupMap.get(groupId);

    if (group == null) {
        group = new ButtonGroup();
        groupMap.put(groupId, group);
        this.addComponent(group);
    }

    Button optionBtn = new Button("");
    FileDownloader fileDownler = new FileDownloader(
            new StreamResource(new LazyStreamSource(id), downloadFileName));
    fileDownler.extend(optionBtn);
    optionBtn.setIcon(resource);
    optionBtn.addStyleName(UIConstants.THEME_BLUE_LINK);
    optionBtn.addStyleName("small-padding");
    optionBtn.setDescription(description);
    group.addButton(optionBtn);
}

From source file:com.esofthead.mycollab.vaadin.web.ui.DefaultMassEditActionHandler.java

License:Open Source License

@Override
public StreamResource buildStreamResource(ReportExportType exportType) {
    IPagedBeanTable pagedBeanTable = ((IListView) presenter.getView()).getPagedBeanTable();
    final Map<String, Object> parameters = new HashMap<>();
    parameters.put("siteUrl", AppContext.getSiteUrl());
    parameters.put(SimpleReportTemplateExecutor.CRITERIA, presenter.searchCriteria);
    ReportTemplateExecutor reportTemplateExecutor;
    if (presenter.isSelectAll) {
        reportTemplateExecutor = new SimpleReportTemplateExecutor.AllItems(getReportTitle(),
                new RpFieldsBuilder(pagedBeanTable.getDisplayColumns()), exportType, getReportModelClassType(),
                presenter.getSearchService());
    } else {//from ww  w .  jav a  2s .c  om
        reportTemplateExecutor = new SimpleReportTemplateExecutor.ListData(getReportTitle(),
                new RpFieldsBuilder(pagedBeanTable.getDisplayColumns()), exportType,
                presenter.getSelectedItems(), getReportModelClassType());
    }
    return new StreamResource(new ReportStreamSource(reportTemplateExecutor) {
        @Override
        protected void initReportParameters(Map<String, Object> parameters) {
        }
    }, exportType.getDefaultFileName());
}

From source file:com.etest.pdfgenerator.TQViewer.java

public TQViewer(int tqCoverageId) {
    this.tqCoverageId = tqCoverageId;

    //        setSizeFull();
    setWidth("900px");
    setHeight("600px");
    center();/* w  w w .  j a va 2s.  com*/

    StreamResource resource = new StreamResource(new TQCoveragePDF(getTQCoverageId()), "TQ.pdf");
    resource.setMIMEType("application/pdf");

    VerticalLayout v = new VerticalLayout();
    v.setSizeFull();
    Embedded e = new Embedded();
    e.setSource(resource);
    e.setSizeFull();
    e.setType(Embedded.TYPE_BROWSER);
    v.addComponent(e);

    setContent(v);
}

From source file:com.etest.pdfviewer.ItemAnalysisOfSubjectReportViewer.java

public ItemAnalysisOfSubjectReportViewer(int tqCoverageId) {
    this.tqCoverageId = tqCoverageId;

    setWidth("900px");
    setHeight("600px");
    center();// w  w  w. jav  a2  s  .  c  o  m

    StreamResource resource = new StreamResource(new ItemAnalysisOfSubjectReportPDF(getTQCoverageId()),
            "ItemAnalysis.pdf");
    resource.setMIMEType("application/pdf");

    VerticalLayout v = new VerticalLayout();
    v.setSizeFull();
    Embedded e = new Embedded();
    e.setSource(resource);
    e.setSizeFull();
    e.setType(Embedded.TYPE_BROWSER);
    v.addComponent(e);

    setContent(v);
}