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.haulmont.cuba.web.gui.components.WebEmbedded.java

License:Apache License

protected void provideType() {
    switch (type) {
    case OBJECT:/*from w  w  w.  jav a  2 s  . c o m*/
        component.setType(com.vaadin.ui.Embedded.TYPE_OBJECT);
        break;
    case IMAGE:
        component.setType(com.vaadin.ui.Embedded.TYPE_IMAGE);
        break;
    case BROWSER:
        component.setType(com.vaadin.ui.Embedded.TYPE_BROWSER);
        if (resource == null) {
            component.setSource(new StreamResource((StreamResource.StreamSource) () -> {
                return new ByteArrayInputStream("<html></html>".getBytes());
            }, UUID.randomUUID() + ".html"));
        }
        break;
    }
}

From source file:com.haulmont.cuba.web.gui.components.WebFileDescriptorResource.java

License:Apache License

@Override
protected void createResource() {
    String name = StringUtils.isNotEmpty(fileName) ? fileName : fileDescriptor.getName();

    resource = new StreamResource(() -> {
        try {// w  w w  .  j ava 2 s.  c  o  m
            return new ByteArrayDataProvider(AppBeans.get(FileStorageService.class).loadFile(fileDescriptor))
                    .provide();
        } catch (FileStorageException e) {
            throw new RuntimeException(FILE_STORAGE_EXCEPTION_MESSAGE, e);
        }
    }, name);

    StreamResource streamResource = (StreamResource) this.resource;

    streamResource.setCacheTime(cacheTime);
    streamResource.setBufferSize(bufferSize);
}

From source file:com.hivesys.dashboard.view.repository.DragAndDropBox.java

private void showFile(final String name, final String type, final ByteArrayOutputStream bas) {
    // resource for serving the file contents
    final StreamResource.StreamSource streamSource = () -> {
        if (bas != null) {
            final byte[] byteArray = bas.toByteArray();
            return new ByteArrayInputStream(byteArray);
        }//from   w  w  w  .  ja v  a  2s .c o m
        return null;
    };
    final StreamResource resource = new StreamResource(streamSource, name);

    // show the file contents - images only for now
    final Embedded embedded = new Embedded(name, resource);
    showComponent(embedded, name);
}

From source file:com.hris.payroll.alphalist.AlphaListMainUI.java

private Button exportToExcelButton() {
    ExportDataGridToExcel exportGrid = new ExportDataGridToExcel(grid);

    exportToExcelButton.setEnabled(false);
    exportToExcelButton.setWidth("200px");
    exportToExcelButton.setIcon(FontAwesome.EXCLAMATION_CIRCLE);
    exportToExcelButton.addStyleName(ValoTheme.BUTTON_PRIMARY);
    exportToExcelButton.addStyleName(ValoTheme.BUTTON_SMALL);
    exportToExcelButton.addClickListener((Button.ClickEvent e) -> {
        exportGrid.workSheet();//  w  ww.  j a  va2s  . c  o m

        StreamResource.StreamSource source = () -> {
            try {
                File f = new File(exportGrid.getFilePath());
                FileInputStream fis = new FileInputStream(f);
                return fis;
            } catch (Exception e1) {
                e1.getMessage();
                return null;
            }
        };

        Date date = new Date();
        String branchName = cs.getBranchById(getBranchId());
        int tradeId = cs.getTradeIdByBranchId(getBranchId());
        String tradeName = cs.getTradeById(tradeId);
        int corporateId = cs.getCorporateIdByTradeId(tradeId);
        String corporateName = cs.getCorporateById(corporateId);

        StreamResource resource = new StreamResource(source, "AlphaList-" + corporateName + "-" + tradeName
                + "-" + branchName + "-" + date.getTime() + ".xls");
        resource.setMIMEType("application/vnd.ms-office");

        Page.getCurrent().open(resource, null, false);
    });

    return exportToExcelButton;
}

From source file:com.hris.payroll.reports.ReportViewer.java

public ReportViewer(String reportType, int branchId, Date payrollDate) {
    this.reportType = reportType;
    this.branchId = branchId;
    this.payrollDate = payrollDate;

    setWidth("900px");
    setHeight("600px");
    center();/*from www . ja va  2  s  .co m*/

    StreamResource resource = null;

    switch (reportType) {
    case "Payslip": {
        String filename = "Payslip-" + new Date().getTime() + ".pdf";
        resource = new StreamResource(new PayslipReportPDF(getBranchId(), getPayrollDate()), filename);
        break;
    }

    case "Advances Summary": {
        String filename = "Advances-" + new Date().getTime() + ".pdf";
        resource = new StreamResource(new AdvancesSummaryReportPdf(getBranchId(), getPayrollDate()), filename);
        break;
    }

    default: {
        String filename = "Advances-" + new Date().getTime() + ".pdf";
        resource = new StreamResource(new AdvancesReportPdf(getBranchId(), getPayrollDate(), reportType),
                filename);
        break;
    }
    }

    resource.setMIMEType("application/pdf");

    VerticalLayout v = new VerticalLayout();
    v.setSizeFull();
    v.setSpacing(true);
    v.setMargin(new MarginInfo(false, false, true, false));

    Embedded em = new Embedded();
    em.setSource(resource);
    em.setSizeFull();
    em.setType(Embedded.TYPE_BROWSER);
    v.addComponent(em);
    v.setExpandRatio(em, 1);

    setContent(v);
}

From source file:com.hris.payroll.thirteenthmonth.ExportDataGridToExcel.java

public void workSheet() {
    HSSFWorkbook workbook = new HSSFWorkbook();
    HSSFSheet sheet = workbook.createSheet("Sample sheet");

    int rownum = 1;
    for (Object itemId : getDataGrid().getContainerDataSource().getItemIds()) {
        System.out.println("itemId: " + itemId);
    }//from w ww . j a  v a 2 s  .  com
    for (Object itemId : getDataGrid().getContainerDataSource().getItemIds()) {
        Row row = sheet.createRow(rownum);
        int cellcount = 0;
        if ((rownum - 1) == 0) {
            Row rowHeader = sheet.createRow(rownum - 1);
            for (Object propertyId : getDataGrid().getContainerDataSource().getContainerPropertyIds()) {
                Cell cell = rowHeader.createCell(cellcount);
                if (propertyId.toString().contains("salary")) {
                    if (!propertyId.toString().equals("salary grand total")) {
                        cell.setCellValue(propertyId.toString().replace("salary", "").toUpperCase());
                    } else {
                        cell.setCellValue(propertyId.toString().toUpperCase());
                    }
                } else if (propertyId.toString().contains("tax")) {
                    if (!propertyId.toString().equals("tax grand total")) {
                        cell.setCellValue(propertyId.toString().replace("tax", "").toUpperCase());
                    } else {
                        cell.setCellValue(propertyId.toString().toUpperCase());
                    }
                } else if (propertyId.toString().contains("sss")) {
                    if (!propertyId.toString().equals("sss grand total")) {
                        cell.setCellValue(propertyId.toString().replace("sss", "").toUpperCase());
                    } else {
                        cell.setCellValue(propertyId.toString().toUpperCase());
                    }
                } else if (propertyId.toString().contains("phic")) {
                    if (!propertyId.toString().equals("phic grand total")) {
                        cell.setCellValue(propertyId.toString().replace("phic", "").toUpperCase());
                    } else {
                        cell.setCellValue(propertyId.toString().toUpperCase());
                    }
                } else if (propertyId.toString().contains("hdmf")) {
                    if (!propertyId.toString().equals("hdmf grand total")) {
                        cell.setCellValue(propertyId.toString().replace("hdmf", "").toUpperCase());
                    } else {
                        cell.setCellValue(propertyId.toString().toUpperCase());
                    }
                }

                else {
                    cell.setCellValue(propertyId.toString().toUpperCase());
                }

                sheet.autoSizeColumn(cellcount);
                cellcount++;
            }
        }

        Item item = getDataGrid().getContainerDataSource().getItem(itemId);
        int cellnum = 0;
        for (Object propertyId : item.getItemPropertyIds()) {
            Cell cell = row.createCell(cellnum);
            if (propertyId.equals("employee")) {
                cell.setCellValue(item.getItemProperty(propertyId).getValue().toString().toUpperCase());
            } else {
                cell.setCellValue((item.getItemProperty(propertyId).getValue() == null) ? " "
                        : item.getItemProperty(propertyId).getValue().toString());
            }

            sheet.autoSizeColumn(cellnum);
            cellnum++;
        }
        rownum++;
    }

    FileOutputStream fos;
    try {
        Date date = new Date();
        path = "C:/payroll-files/format-" + date.getTime() + ".xls";
        file = new File(path);
        fos = new FileOutputStream(path);
        workbook.write(fos);
        fos.flush();
        fos.close();
    } catch (FileNotFoundException ex) {
        ErrorLoggedNotification.showErrorLoggedOnWindow(ex.toString(), this.getClass().getName());
        Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        ErrorLoggedNotification.showErrorLoggedOnWindow(ex.toString(), this.getClass().getName());
        Logger.getLogger(this.getClass().getName()).log(Level.SEVERE, null, ex);
    }

    StreamResource.StreamSource source = () -> {
        try {
            File f = new File(path);
            FileInputStream fis = new FileInputStream(f);
            return fis;
        } catch (Exception e) {
            e.getMessage();
            return null;
        }
    };

    StreamResource resource = new StreamResource(source, "ThirteenthMonth.xls");
    resource.setMIMEType("application/vnd.ms-office");

}

From source file:com.hris.payroll.thirteenthmonth.ExportDataGridToExcel.java

public StreamResource getExcelStream(ByteArrayOutputStream bos) {
    StreamResource resource = new StreamResource(() -> {
        return new ByteArrayInputStream(bos.toByteArray());
    }, "ThirteenthMonth.xls");
    resource.setMIMEType("application/vnd.ms-office");
    return resource;
}

From source file:com.hris.payroll.thirteenthmonth.ThirteenthMonth.java

private Button exportToExcelButton() {
    exportToExcelButton.setWidth("200px");
    exportToExcelButton.setIcon(FontAwesome.EXCLAMATION_CIRCLE);
    exportToExcelButton.addStyleName(ValoTheme.BUTTON_PRIMARY);
    exportToExcelButton.addStyleName(ValoTheme.BUTTON_SMALL);
    exportToExcelButton.addClickListener((Button.ClickEvent e) -> {
        ExportDataGridToExcel exportGrid = new ExportDataGridToExcel(grid);
        exportGrid.workSheet();/*from   ww  w. j a va2s .c om*/

        StreamResource.StreamSource source = () -> {
            try {
                File f = new File(exportGrid.getFilePath());
                FileInputStream fis = new FileInputStream(f);
                return fis;
            } catch (Exception e1) {
                e1.getMessage();
                return null;
            }
        };

        Date date = new Date();
        String branchName = cs.getBranchById(getBranchId());
        int tradeId = cs.getTradeIdByBranchId(getBranchId());
        String tradeName = cs.getTradeById(tradeId);
        int corporateId = cs.getCorporateIdByTradeId(tradeId);
        String corporateName = cs.getCorporateById(corporateId);

        StreamResource resource = new StreamResource(source, "ThirteenthMonth-" + corporateName + "-"
                + tradeName + "-" + branchName + "-" + date.getTime() + ".xls");
        resource.setMIMEType("application/vnd.ms-office");

        Page.getCurrent().open(resource, null, false);
    });

    return exportToExcelButton;
}

From source file:com.hris.payroll.thirteenthmonth.ThirteenthMonth.java

StreamResource streamResource(String path) {
    StreamResource.StreamSource source = () -> {
        try {/*www.ja v a  2  s . com*/
            File f = new File(path);
            FileInputStream fis = new FileInputStream(f);
            return fis;
        } catch (Exception e1) {
            e1.getMessage();
            return null;
        }
    };

    StreamResource resource = new StreamResource(source, path);
    resource.setMIMEType("application/vnd.ms-excel");

    return resource;
}

From source file:com.hybridbpm.ui.component.access.UserLayout.java

License:Apache License

public UserLayout(User user) {
    Design.read(this);
    if (user == null) {
        user = new User();
        user.setLocale(HybridbpmUI.getCurrent().getLocale().toString());
    }//from   ww w . j  a  v  a 2 s  . c o  m
    binder.setItemDataSource(user);
    binder.bind(username, "username");
    binder.bind(firstName, "firstName");
    binder.bind(lastName, "lastName");
    binder.bind(email, "email");
    binder.bind(manager, "manager");
    binder.bind(userLocale, "locale");
    binder.bind(firstVisibleHourOfDay, "firstVisibleHourOfDay");
    binder.bind(lastVisibleHourOfDay, "lastVisibleHourOfDay");
    binder.setBuffered(true);

    if (user.getId() != null) {
        username.setReadOnly(true);
    }
    if (user.getImage() != null) {
        image = user.getImage().toStream();
        StreamResource.StreamSource imagesource = new UserImageSource(image);
        StreamResource resource = new StreamResource(imagesource, UUID.randomUUID().toString());
        userImage.setSource(resource);
    } else {
        userImage.setSource(new ThemeResource("img/profile-pic-300px.jpg"));
    }
    imageUpload.setImmediate(true);
    imageUpload.addSucceededListener(imageUploader);
    imageUpload.setReceiver(imageUploader);
    //        password1.addValueChangeListener(new PasswordChangeListener());
    password1.setImmediate(true);
    password2.setImmediate(true);
    //        password2.addValueChangeListener(new PasswordChangeListener());

    manager.addContainerProperty(NAME, String.class, null);
    manager.setItemCaptionMode(AbstractSelect.ItemCaptionMode.PROPERTY);
    manager.setItemCaptionPropertyId(NAME);
    for (User u : HybridbpmUI.getAccessAPI().getAllUsers()) {
        Item item = manager.addItem(u);
        item.getItemProperty(NAME).setValue(u.getFullName() + " (" + u.getEmail() + ")");
    }
    for (Locale l : Locale.getAvailableLocales()) {
        Item item = userLocale.addItem(l.toString());
        userLocale.setItemCaptionMode(AbstractSelect.ItemCaptionMode.EXPLICIT);
        userLocale.setItemCaption(l.toString(), l.getDisplayName());
    }

    if (HybridbpmUI.getAccessAPI().isAdministrator()) {
        readOnly = false;
        errorLabel.setVisible(false);
        manager.setEnabled(true);
    } else if (Objects.equals(user.getUsername(), HybridbpmUI.getUser().getUsername())) {
        readOnly = false;
        errorLabel.setVisible(false);
        manager.setEnabled(false);
        manager.setReadOnly(true);
    } else {
        readOnly = true;
        password1.setVisible(false);
        password2.setVisible(false);
        imageUpload.setVisible(false);
        errorLabel.setVisible(false);
        manager.setEnabled(false);
        manager.setReadOnly(true);
    }
}