Java Simple method Bulk modify file name under Windows folder (Simple IO use)

 Packagetest.tttt;ImportJava.io.File;Importjava.util.ArrayList;Importjava.util.List; Public classFilerename { Public Static voidMain (string[] args) {File file=NewFile ("c:\\users\\issoh\\desktop\\みんなの Japanese 2nd edition Ⅱ");    ReName2 (file); }     Public Static voidreName2 (file file) {file[] files=File.listfiles (); List<String> sames =NewArraylist<>();  for(File f:files) {String fname=F.getname (); if(Fname.length () >10) {String same= Fname.substring (Fname.length ()-10, Fname.length ()); if(!Sames.contains (same))                {Sames.add (same); }Else{fname= Fname.replace ("1.mp3", "2.mp3");                } System.out.println (fname); F.renameto (NewFile ("c:\\users\\issoh\\desktop\\みんなの Japanese version 2nd ⅱ\\" +fname)); }        }    }     Public Static voidreName (file file) {file[] files=File.listfiles ();  for(File f:files) {String fname=F.getname (); if(Fname.length () >10) {System.out.println (fname); FName= Fname.replace ("rename 縺? 繧 Kusanagi ↑ 縺? symposium? 譛? Transformation Kuching? Pot 縲? 2 import medical?? 譛 shu Knots "," みんなの Japanese 2nd edition of the first Class Ⅱ "); FName= Fname.replace ("Random", "No."); if(Fname.contains ("縲 copy??")) ) {fname= Fname.replace ("Hidden 縲 copy??", "Meeting words"); }Else if(Fname.contains ("Hidden 縲???")) ) {fname= Fname.replace ("Hidden 縲 bat city??", "Question 1");                } System.out.println (fname); F.renameto (NewFile ("c:\\users\\issoh\\desktop\\みんなの Japanese version 2nd ⅱ\\" +fname)); }        }    }}

Java Simple method Bulk modify file name under Windows folder (Simple IO use)