Solve BufferedReader bufferedwrite Read-write UTF-8 file Chinese garbled

Resolve BufferedReader Read UTF-8 file Chinese garbled
File rst01 = new file (Context.getrealpath ("/") + "zljb0.html");
File rst02 = new file (Context.getrealpath ("/") + "zljb.html");

         InputStreamReader ISR = new InputStreamReader (New FileInputStream (rst01), "UTF-8");
         bufferedreader reader = new BufferedReader (ISR);
         outputstreamwriter writerstream = new OutputStreamWriter (New FileOutputStream (rst02), "UTF-8");
         bufferedwriter writer = new BufferedWriter (writerStream) ;

Consistent read-write encoding required

Solve BufferedReader bufferedwrite Read-write UTF-8 file Chinese garbled