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()

                    {
                        // write an extra empty line before next section.
                        aWriter.writeByte((int) '\n');
                    }
                    aWriter.writeBytes(sLine);
                    aWriter.writeByte((int) '\n');
                }
                aWriter.close();
            }
            catch (java.io.FileNotFoundException fne)
            {

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                {
                    String sLine = getItem(i);
                    if (sLine.startsWith("["))
                    {
                        // write an extra empty line before next section.
                        aWriter.writeByte((int) '\n');
                    }
                    aWriter.writeBytes(sLine);
                    aWriter.writeByte((int) '\n');
                }
                aWriter.close();

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                    {
                        // write an extra empty line before next section.
                        aWriter.writeByte((int) '\n');
                    }
                    aWriter.writeBytes(sLine);
                    aWriter.writeByte((int) '\n');
                }
                aWriter.close();
            }
            catch (java.io.FileNotFoundException fne)
            {

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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 raf = new RandomAccessFile(file, "rw");
    try {
      raf.seek(offset);
      int origByte = raf.read();
      raf.seek(offset);
      raf.writeByte(origByte - 1);
    } finally {
      IOUtils.closeStream(raf);
    }
  }

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            raf = new RandomAccessFile(logfile, "rw");


            raf.seek(TransactionLogHeader.FORMAT_ID_HEADER);
            raf.writeInt(BitronixXid.FORMAT_ID);
            raf.writeLong(MonotonicClock.currentTimeMillis());
            raf.writeByte(TransactionLogHeader.CLEAN_LOG_STATE);
            raf.writeLong((long) TransactionLogHeader.HEADER_LENGTH);


            byte[] buffer = new byte[4096];
            int length = (maxLogSizeInMb *1024 *1024) /4096;
            for (int i = 0; i < length; i++) {

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      });
      if (files != null && files.length > 0) {
        for (int j = 0; j < files.length; j++) {
          RandomAccessFile fileToCorrupt = new RandomAccessFile(files[0], "rw");
          fileToCorrupt.seek(50);
          fileToCorrupt.writeByte(234);
          fileToCorrupt.close();
        }
      }
    }
    try {

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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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    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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     * @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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