Examples of java.io.RandomAccessFile.writeByte()

java.io.RandomAccessFile.writeByte()
Writes a 8-bit byte to this output stream. @param val the byte value to write to the OutputStream @throws java.io.IOException If an error occurs attempting to write to this DataOutputStream. @see #readByte() @see #readUnsignedByte()

     * @tests java.io.RandomAccessFile#writeByte(int)
     */
    public void test_writeByteI() throws IOException {
        // Test for method void java.io.RandomAccessFile.writeByte(int)
        RandomAccessFile raf = new java.io.RandomAccessFile(fileName, "rw");
        raf.writeByte(127);
        raf.seek(0);
        assertEquals("Incorrect byte read/written", 127, raf.readByte());
        raf.close();
    }

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     * @tests java.io.RandomAccessFile#writeByte(int)
     */
    public void test_writeByteI() throws IOException {
        // Test for method void java.io.RandomAccessFile.writeByte(int)
        RandomAccessFile raf = new java.io.RandomAccessFile(fileName, "rw");
        raf.writeByte(127);
        raf.seek(0);
        assertEquals("Incorrect byte read/written", 127, raf.readByte());
        raf.close();
    }

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     * @tests java.io.RandomAccessFile#readByte()
     */
    public void test_readByte() throws IOException {
        // Test for method byte java.io.RandomAccessFile.readByte()
        RandomAccessFile raf = new java.io.RandomAccessFile(fileName, "rw");
        raf.writeByte(127);
        raf.seek(0);
        assertEquals("Incorrect bytes read/written", 127, raf.readByte());
        raf.close();
    }

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     * @tests java.io.RandomAccessFile#readUnsignedByte()
     */
    public void test_readUnsignedByte() throws IOException {
        // Test for method int java.io.RandomAccessFile.readUnsignedByte()
        RandomAccessFile raf = new java.io.RandomAccessFile(fileName, "rw");
        raf.writeByte(-1);
        raf.seek(0);
        assertEquals("Incorrect byte read/written", 255, raf.readUnsignedByte());
        raf.close();
    }

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            // block resource by ourself
            try
            {
                RandomAccessFile aWriter = new RandomAccessFile(_aSemaphore, "rw");
                aWriter.writeByte((int)1);
                aWriter.close();
            }
            
            catch (java.io.FileNotFoundException fne)
            {

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                RandomAccessFile aWriter = new RandomAccessFile(aFile, "rw");
                for (int i=0; i<m_aList.size();i++)
                {
                    String sLine = getItem(i);
                    aWriter.writeBytes(sLine);
                    aWriter.writeByte((int)'\n');
                }
                aWriter.close();
            }
            
            catch (java.io.FileNotFoundException fne)

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    RandomAccessFile raf = new RandomAccessFile(file,"rws");
    Random random = new Random();
    for (long i = 0; i < raf.length(); i++) {
      raf.seek(i);
      if (random.nextBoolean()) {
        raf.writeByte(random.nextInt());
      }
    }
    raf.close();
  }

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                // is it just 1 big write?
                if (wb.size == write.location.getSize()) {


                    // Just write it directly..
                    file.writeInt(write.location.getSize());
                    file.writeByte(write.location.getType());
                    file.write(RESERVED_SPACE);
                    file.write(AsyncDataManager.ITEM_HEAD_SOR);
                    file.write(write.data.getData(), write.data.getOffset(), write.data.getLength());
                    file.write(AsyncDataManager.ITEM_HEAD_EOR);

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                raf = getDescriptor();
                if (this.offset >= raf.length()) {
                    // Grow the file
                    long o = (fileHeader.headerSize + ((fileHeader.totalCount * 3) / 2) * fileHeader.pageSize) + (fileHeader.pageSize - 1);
                    raf.seek(o);
                    raf.writeByte(0);
                }
                raf.seek(this.offset);
                raf.write(this.data);
            } finally {
                putDescriptor(raf);

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                if (wb.size == write.location.getSize()) {
                    forceToDisk = write.sync | write.onComplete!=null;
                    
                    // Just write it directly..
                    file.writeInt(write.location.getSize());
                    file.writeByte(write.location.getType());
                    file.write(RESERVED_SPACE);
                    file.write(AsyncDataManager.ITEM_HEAD_SOR);
                    file.write(write.data.getData(), write.data.getOffset(), write.data.getLength());
                    file.write(AsyncDataManager.ITEM_HEAD_EOR);

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