Example usage for org.apache.wicket.util.io ByteArrayOutputStream toByteArray

List of usage examples for org.apache.wicket.util.io ByteArrayOutputStream toByteArray

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Introduction

In this page you can find the example usage for org.apache.wicket.util.io ByteArrayOutputStream toByteArray.

Prototype

public synchronized byte[] toByteArray()

Source Link

Document

Writes to a byte array.

Usage

From source file:au.org.theark.core.util.CustomFieldImporter.java

License:Open Source License

/**
 * Return the inputstream of the converted workbook as csv
 * //from  w  ww  . ja  v  a  2s . co m
 * @return inputstream of the converted workbook as csv
 */
@Override
public InputStream convertXlsToCsv(Workbook w) {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    try {
        OutputStreamWriter osw = new OutputStreamWriter(out);

        // Gets first sheet from workbook
        Sheet s = w.getSheet(0);

        Cell[] row = null;

        // Gets the cells from sheet
        for (int i = 0; i < s.getRows(); i++) {
            row = s.getRow(i);

            if (row.length > 0) {
                osw.write(row[0].getContents());
                for (int j = 1; j < row.length; j++) {
                    osw.write(phenotypicDelimChr);
                    osw.write(row[j].getContents());
                }
            }
            osw.write("\n");
        }

        osw.flush();
        osw.close();
    } catch (UnsupportedEncodingException e) {
        System.err.println(e.toString());
    } catch (IOException e) {
        System.err.println(e.toString());
    } catch (Exception e) {
        System.err.println(e.toString());
    }
    return new ByteArrayInputStream(out.toByteArray());
}

From source file:au.org.theark.core.util.XLStoCSV.java

License:Open Source License

/**
 * Return the inputstream of the converted workbook as csv
 * /*from ww  w .  j  av a  2s . c o m*/
 * @return inputstream of the converted workbook as csv
 */
public InputStream convertXlsToCsv(Workbook w) {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    SimpleDateFormat sdf = new SimpleDateFormat(Constants.DD_MM_YYYY);
    try {
        OutputStreamWriter osw = new OutputStreamWriter(out);
        // Gets first sheet from workbook
        Sheet s = w.getSheet(0);
        Cell[] row = null;

        for (int i = 0; i < s.getRows(); i++) {
            row = s.getRow(i);

            if (row.length > 0) {
                osw.write(row[0].getContents());
                for (int j = 1; j < row.length; j++) {
                    osw.write(delimiterCharacter);
                    Cell cell = row[j];
                    if (row[j].getContents().contains(",")) {
                        osw.write('"');
                        if (cell instanceof DateCell) {
                            DateCell dc = (DateCell) cell;
                            Date d = dc.getDate();
                            osw.write(sdf.format(d));
                        } else {
                            osw.write(cell.getContents());
                        }
                        osw.write('"');
                    } else {
                        if (cell instanceof DateCell) {
                            DateCell dc = (DateCell) cell;
                            Date d = dc.getDate();
                            osw.write(sdf.format(d));
                        } else {
                            osw.write(cell.getContents());
                        }
                    }
                }
            }
            osw.write("\n");
        }

        osw.flush();
        osw.close();
    } catch (UnsupportedEncodingException e) {
        System.err.println(e.toString());
    } catch (IOException e) {
        System.err.println(e.toString());
    } catch (Exception e) {
        System.err.println(e.toString());
    }
    return new ByteArrayInputStream(out.toByteArray());
}

From source file:au.org.theark.core.web.component.button.ArkDownloadAjaxButton.java

License:Open Source License

public byte[] writeOutXlsFileToBytes(String[] xlsHeader) {
    byte[] bytes = null;
    ArkSheetMetaData sheetMetaData = new ArkSheetMetaData();
    sheetMetaData.setRows(1);//from   ww w  .j a v a2 s.c  o  m
    sheetMetaData.setCols(xlsHeader.length);

    try {
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        WritableWorkbook w = Workbook.createWorkbook(output);
        WritableSheet writableSheet = w.createSheet("Sheet", 0);

        for (int row = 0; row < sheetMetaData.getRows(); row++) {
            for (int col = 0; col < sheetMetaData.getCols(); col++) {
                String cellData = xlsHeader[col];
                jxl.write.Label label = new jxl.write.Label(col, row, cellData);
                writableSheet.addCell(label);
            }
        }

        w.write();
        w.close();
        bytes = output.toByteArray();
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bytes;
}

From source file:au.org.theark.core.web.component.button.ArkDownloadTemplateButton.java

License:Open Source License

public byte[] writeOutXlsFileToBytes() {
    byte[] bytes = null;

    WritableFont normalFont = new WritableFont(WritableFont.ARIAL, 10, WritableFont.NO_BOLD);
    WritableFont boldFont = new WritableFont(WritableFont.ARIAL, 10, WritableFont.BOLD);
    WritableCellFormat cellFormat = null;

    try {//from  w w w .j a v  a2  s  .  c  o  m
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        WritableWorkbook w = Workbook.createWorkbook(output);
        WritableSheet writableSheet = w.createSheet("Sheet", 0);

        for (int row = 0; row < getTemplateCells().length; row++) {
            for (int col = 0; col < sheetMetaData.getCols(); col++) {
                String cellData = getTemplateCells()[row][col];
                jxl.write.Label label = new jxl.write.Label(col, row, cellData);

                if (row == 0) {
                    // Header row in bold
                    cellFormat = new WritableCellFormat(boldFont);
                } else {
                    cellFormat = new WritableCellFormat(normalFont);
                }

                label.setCellFormat(cellFormat);
                writableSheet.addCell(label);
            }
        }

        w.write();
        w.close();
        bytes = output.toByteArray();
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bytes;
}

From source file:au.org.theark.core.web.component.worksheet.ArkExcelWorkSheetAsGrid.java

License:Open Source License

public byte[] writeOutValidationXlsFileToBytes() {
    byte[] bytes = null;
    try {/*  w  w  w .  ja  v a 2 s. c  o m*/
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        WritableWorkbook w = Workbook.createWorkbook(output);
        WritableSheet writableSheet = w.createSheet("Sheet", 0);
        WritableFont normalFont = new WritableFont(WritableFont.ARIAL, 10, WritableFont.NO_BOLD);
        WritableCellFormat insertCellFormat = new WritableCellFormat(normalFont);
        insertCellFormat.setBackground(Colour.LIGHT_GREEN);
        WritableCellFormat updateCellFormat = new WritableCellFormat(normalFont);
        // Override to light blue
        w.setColourRGB(Colour.LIGHT_BLUE, 173, 216, 230);
        updateCellFormat.setBackground(Colour.LIGHT_BLUE);
        WritableCellFormat errorCellFormat = new WritableCellFormat(normalFont);
        errorCellFormat.setBackground(Colour.RED);
        WritableCellFormat warningCellFormat = new WritableCellFormat(normalFont);
        warningCellFormat.setBackground(Colour.LIGHT_ORANGE);

        for (int row = 0; row < sheetMetaData.getRows(); row++) {
            for (int col = 0; col < sheetMetaData.getCols(); col++) {
                Cell cell = sheet.getCell(col, row);
                String cellData = cell.getContents();
                jxl.write.Label label = new jxl.write.Label(col, row, cellData);

                ArkGridCell gridCell = new ArkGridCell(col, row);
                if (row > 0) {
                    if (errorCells.contains(gridCell)) {
                        label.setCellFormat(errorCellFormat);
                    } else if (warningCells.contains(gridCell)) {
                        label.setCellFormat(warningCellFormat);
                    } else if (updateCells.contains(gridCell)) {
                        label.setCellFormat(updateCellFormat);
                    } else {
                        label.setCellFormat(insertCellFormat);
                    }
                }
                writableSheet.addCell(label);
            }
        }

        w.write();
        w.close();
        bytes = output.toByteArray();
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return bytes;
}

From source file:au.org.theark.lims.web.component.inventory.panel.box.display.GridBoxPanel.java

License:Open Source License

/**
 * Initialise a WorkBook object representing the Box from the database and store as byte array
 * /*ww w  .  ja va2s.c  om*/
 * @param invCellList
 * @return WorkBook as a byte array
 */
private byte[] createWorkBookAsByteArray(List<InvCell> invCellList) {
    byte[] bytes = null;
    try {
        ByteArrayOutputStream output = new ByteArrayOutputStream();
        WritableWorkbook writableWorkBook = Workbook.createWorkbook(output);
        WritableSheet writableSheet = writableWorkBook.createSheet("Sheet", 0);

        int col = 0;
        int row = 0;
        int cellCount = 0;

        for (Iterator<InvCell> iterator = invCellList.iterator(); iterator.hasNext();) {
            InvCell invCell = (InvCell) iterator.next();
            row = invCell.getRowno().intValue();
            col = invCell.getColno().intValue();

            Biospecimen biospecimen = new Biospecimen();
            biospecimen = invCell.getBiospecimen();
            jxl.write.Label label = null;

            if (biospecimen != null) {
                label = new jxl.write.Label(col, row, biospecimen.getBiospecimenUid());
            } else {
                label = new jxl.write.Label(col, row, "");
            }
            writableSheet.addCell(label);
            cellCount = cellCount + 1;
        }

        writableWorkBook.write();
        writableWorkBook.close();
        bytes = output.toByteArray();
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }

    return bytes;
}

From source file:com.gitblit.servlet.PtServlet.java

License:Apache License

byte[] readAll(InputStream is) {
    ByteArrayOutputStream os = new ByteArrayOutputStream();
    try {/*from w ww  .  j  av  a  2 s .c  o  m*/
        byte[] buffer = new byte[4096];
        int len = 0;
        while ((len = is.read(buffer)) > -1) {
            os.write(buffer, 0, len);
        }
        return os.toByteArray();
    } catch (IOException e) {
        e.printStackTrace();
    } finally {
        try {
            os.close();
            is.close();
        } catch (Exception e) {
            // ignore
        }
    }
    return new byte[0];
}

From source file:com.jeroensteenbeeke.hyperion.reflection.PropertyTest.java

License:Open Source License

@SuppressWarnings("unchecked")
@Test/* w  w w.j a v  a  2 s. c om*/
public void testSerialization() throws IOException, ClassNotFoundException {
    Property<PropertyTest> prop = Reflector.getProperty(PropertyTest.class, "field");

    assertNotNull(prop.getter());
    assertNotNull(prop.setter());
    assertNotNull(prop.field());

    ByteArrayOutputStream buffer = new ByteArrayOutputStream();
    ObjectOutputStream oos = new ObjectOutputStream(buffer);

    oos.writeObject(prop);

    ObjectInputStream ois = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
    Property<PropertyTest> prop2 = (Property<PropertyTest>) ois.readObject();

    assertEquals(prop.getter(), prop2.getter());
    assertEquals(prop.setter(), prop2.setter());
    assertEquals(prop.field(), prop2.field());
    assertEquals(prop.name(), prop2.name());
    assertEquals(prop.owningClass(), prop2.owningClass());

    oos.close();

}

From source file:com.servoy.j2db.debug.SerializingRemoteInvocationHandler.java

License:Open Source License

/**
 * Write the object to an object stream and read it back.
 * @param <O>/*w w  w . j  a  va  2s  . c om*/
 * @param o
 * @return
 * @throws IOException
 * @throws ClassNotFoundException
 */
public <O> O serializeAndDeserialize(O o) throws IOException, ClassNotFoundException {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream os = new ObjectOutputStream(baos);
    os.writeObject(o);
    os.close();

    ObjectInputStream is = new ObjectInputStream(new ByteArrayInputStream(baos.toByteArray())) {
        @Override
        protected Class<?> resolveClass(ObjectStreamClass desc) throws IOException, ClassNotFoundException {
            String name = desc.getName();
            try {
                return Class.forName(name, false, application.getBeanManager().getClassLoader());
            } catch (ClassNotFoundException e) {
                Debug.error("Could not load class using beanmanager classloader, trying default", e);
                return super.resolveClass(desc);
            }
        }
    };
    @SuppressWarnings("unchecked")
    O o2 = (O) is.readObject();
    is.close();

    return o2;
}

From source file:net.dontdrinkandroot.extensions.wicket.resource.AbstractFileThumbnailResource.java

License:Apache License

@Override
protected ResourceResponse newResourceResponse(final Attributes attributes) {
    final File file = this.resolveFile(attributes);

    final Integer width = this.resolveWidth(attributes);

    final byte[] imageBytes;
    try {/* w w  w.  ja  v  a  2 s.c  om*/
        if (width == null) {
            final FileInputStream fis = new FileInputStream(file);
            final ByteArrayOutputStream imageBytesStream = new ByteArrayOutputStream();
            IOUtils.copy(fis, imageBytesStream);
            imageBytes = imageBytesStream.toByteArray();
            IOUtils.closeQuietly(fis);
        } else {
            final BufferedImage bufferedImage = ImageIO.read(file);
            final int oldWidth = bufferedImage.getWidth();
            final int oldHeight = bufferedImage.getHeight();
            final int newWidth = width;
            final int newHeight = newWidth * oldHeight / oldWidth;
            final BufferedImage scaledImage = new BufferedImage(newWidth, newHeight,
                    BufferedImage.TYPE_INT_RGB);
            final Graphics2D g2d = (Graphics2D) scaledImage.getGraphics();
            g2d.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
            g2d.drawImage(bufferedImage, 0, 0, newWidth, newHeight, 0, 0, oldWidth, oldHeight, null);
            g2d.dispose();
            final ByteArrayOutputStream imageBytesStream = new ByteArrayOutputStream();
            ImageIO.write(scaledImage, "jpg", imageBytesStream);
            imageBytes = imageBytesStream.toByteArray();
        }
    } catch (final IOException e) {
        throw new WicketRuntimeException(e);
    }

    final ResourceResponse resourceResponse = new ResourceResponse() {
        @Override
        public WriteCallback getWriteCallback() {
            return new WriteCallback() {
                @Override
                public void writeData(final Attributes attributes) {
                    try {
                        this.writeStream(attributes, new ByteArrayInputStream(imageBytes));
                    } catch (IOException e) {
                        throw new WicketRuntimeException(e);
                    }
                }
            };
        }
    };
    resourceResponse.setContentType("image/jpeg");
    resourceResponse.setLastModified(Time.millis(file.lastModified()));
    resourceResponse.setCacheDuration(this.getCacheDuration());
    resourceResponse.setContentLength(imageBytes.length);

    return resourceResponse;
}