Examples of java.io.RandomAccessFile.readByte()

java.io.RandomAccessFile.readByte()
Reads an 8-bit byte value from this stream. @return byte the next byte value from the source stream. @throws IOException If a problem occurs reading from this DataInputStream. @see DataOutput#writeByte(int)

                }


                int entryFlagsOffset = (int) (DbLsn.getFileOffset(lsn) +
                                              LogEntryHeader.FLAGS_OFFSET);
                file.seek(entryFlagsOffset);
                byte flags = file.readByte();
                byte newFlags = LogEntryHeader.makeInvisible(flags);
                file.seek(entryFlagsOffset);
                file.writeByte(newFlags);
            }
        } catch (IOException e) {

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            threadLock.lock();
            try {
                if (location.getSize() == Location.NOT_SET) {
                    raf.seek(location.getOffset());
                    location.setSize(raf.readInt());
                    location.setType(raf.readByte());
                } else {
                    raf.seek(Journal.HEADER_SIZE + location.getOffset());
                }
                if (location.isBatchControlRecord()) {
                    byte[] data = new byte[raf.readInt()];

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            threadLock.lock();
            try {
                if (raf.length() > location.getOffset()) {
                    raf.seek(location.getOffset());
                    location.setSize(raf.readInt());
                    location.setType(raf.readByte());
                    if (location.getSize() > 0 && location.getType() != Location.NO_RECORD_TYPE) {
                        return true;
                    } else {
                        return false;
                    }

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      in.seek(seekAddr);
      
      // determine if we're too high, too low, or right on
      byte[] record = null;
      for(int i = maxLongNameLength - 1; i >= 0 ; i--) {
        byte byt = in.readByte();
        if(record == null) {
          if(byt != InfoToken.reservedToken) {
            record = new byte[i+1];
            record[i] = byt;
          }

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                            file.writeBytes("+");
                            file.seek(file.getFilePointer() + 36);
                        }
                    }
                    //  Skip end of line, LF or CRLF
                    if (file.readByte() == '\r')
                        file.readByte();
                    if (Thread.currentThread().isInterrupted())
                        break;
                }
            } catch (FileNotFoundException e) {

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                            file.seek(file.getFilePointer() + 36);
                        }
                    }
                    //  Skip end of line, LF or CRLF
                    if (file.readByte() == '\r')
                        file.readByte();
                    if (Thread.currentThread().isInterrupted())
                        break;
                }
            } catch (FileNotFoundException e) {
            } catch (IOException e) {

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    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();
    }


    /**
     * @tests java.io.RandomAccessFile#readChar()

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    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();
    }


    /**
     * @tests java.io.RandomAccessFile#writeBytes(java.lang.String)

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    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();
    }


    /**
     * @tests java.io.RandomAccessFile#writeBytes(java.lang.String)

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    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();
    }


    /**
     * @tests java.io.RandomAccessFile#readChar()

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