Java Io stream Learning (How far can we go Series 1)

How far can we go series (1)

"How far can we go": start my java journey. I want to dig out this authentic and leave here.

Io entryCodeRead:

Byte stream:

     Private   Void Writetxt (string path, string value) Throws  Ioexception {outputstream fos = New Fileoutputstream (PATH ); //  Constructor 1  FOS. Write (value. getbytes (); FOS. Close ();}  Private  Void Readtxt (string path) Throws  Ioexception {file File = New  File (PATH); inputstream FCM = New Fileinputstream (PATH ); //  Constructor 2          Byte B [] = New   Byte [( Int  ) File. Length ()]; FCM. Read (B); system. Out. Print ( New  String (B); FCM. Close ();} 

Ghost stream:

     Private   Void Writetxt (string path, string value) Throws  Ioexception {writer = New  Filewriter (PATH); writer. Write (value); writer. Close ();}  Private   Void Readtxt (string path) Throws  Ioexception {reader Reader =New  Filereader (PATH );  Char C [] = New   Char [1024 ];  Int Len = Reader. Read (c); system. Out. Print (  New String (C, 0 , Len); reader. Close ();}