三分钟带你读懂RandomAccessFile

RandomAccessFile(File file, String mode)RandomAccessFile(String fileName, String mode)void  close()synchronized final FileChannel  getChannel()final FileDescriptor  getFD()long  getFilePointer()long  length()int  read(byte[] buffer, int byteOffset, int byteCount)int  read(byte[] buffer)int  read()final boolean  readBoolean()final byte  readByte()final char  readChar()final double  readDouble()final float  readFloat()final void  readFully(byte[] dst)final void  readFully(byte[] dst, int offset, int byteCount)final int  readInt()final String  readLine()final long  readLong()final short  readShort()final String  readUTF()final int  readUnsignedByte()final int  readUnsignedShort()void  seek(long offset)void  setLength(long newLength)int  skipBytes(int count)void  write(int oneByte)void  write(byte[] buffer, int byteOffset, int byteCount)void  write(byte[] buffer)final void  writeBoolean(boolean val)final void  writeByte(int val)final void  writeBytes(String str)final void  writeChar(int val)final void  writeChars(String str)final void  writeDouble(double val)final void  writeFloat(float val)final void  writeInt(int val)final void  writeLong(long val)final void  writeShort(int val)final void  writeUTF(String str)