java-split text by row + qualification

Package First;import Java.io.bufferedreader;import Java.io.file;import java.io.filereader;import java.io.FileWriter Import Java.io.ioexception;import Java.io.inputstreamreader;public class Dealfile {public static void main (string[] args) throws Exception{bufferedreader in = new BufferedReader (new InputStreamReader (system.in));//Type the text name string FileName = In.readline (); FileManager Source = new FileManager (fileName); String head = Source.nextword (); String Word = null;int Count = 0;//int n = 0; String n = "-checkin"; fileName = filename.substring (0, Filename.length ()-4); FileWriter w = null;//with commas and newline characters as split string regex = "+ ', ' + ' |" + ' \ n '; while ((Word = Source.nextword ()) = null) {string[] STRs = Word.split (regex);//non-conforming if (Strs.length < 3 | |!strs[2 ].equals ("check-in")) continue;if (count = = 0) {w = new FileWriter (filename+n+ ". csv"); W.write (head);} SYSTEM.OUT.PRINTLN (n + ":" + count); W.write (word); ++count;} W.close ();}} Class Filemanager{int pos = 0; File F; FileReader Reader;boolean flag = false;publicFileManager (String filename) throws exception{f = new File (filename), reader = new FileReader (f);} Public String Nextword () throws Ioexception{if (flag) return null;char[] buf = new Char[1]; StringBuffer sb = new StringBuffer (), int len;do{len = Reader.read (BUF); Sb.append (Buf[0]);} while (' \ n '! = buf[0] && len! =-1); if (len = =-1) flag = True;return sb.tostring ();}}

java-split text by row + qualification