8.4 RandomAccessFile

RandomAccessFile(String name,String mode)

close()

length()

getFilePointer()

seek()

sjipBytes()

read()

    readBoolean()

    readByte()

    readChar()

    readDouble()

    readFloat()

    readFully()

    readInt()

    readLine()

    readLong()

    readShort()

    readUnsignedByte()

    readUnsignedShort()

write()

    writeBoolean()

    writeByte()

    writeBytes()

    writeChar()

    writeChars()

    writeDouble()

    writeFloat()

    writeInt()

    writeLong()

    writeShort()