KIWC implementation based on the main program/subroutine style

/** *  */package com.jason.kwic.mainsubroutine;import java.io.file;import  java.io.ioexception;import java.util.arraylist;import java.util.collections;import  java.util.comparator;import java.util.scanner;/** *  KIWC Implementation  *  @author based on the main program/subroutine style  jasonzhang * */public class mainsubroutine {private arraylist<arraylist <String>> linelist = new ArrayList<ArrayList<String>> ();p rivate  Arraylist<string> shiftedlinelist = new arraylist<string> ();p ublic static  void main (String[] args)  throws ioexception {mainsubroutine main =  new mainsubroutine (); Main.input (); Main.shift (); Main.alphabetizer (); Main.output ();} Private void input ()  throws ioexception {file infile = new file (" D:\\temp\\mykwic_in.txt "); scanner sc =  New scanner (infile); string templine = null; System.out.println ("Input is");while  (Sc.hasnextline ())  {templine = sc.nextline (); System.out.println (Templine); This.linelist.add (This.linesplitword (Templine));}} Private void shift ()  {for  (arraylist<string> wordline : this.linelist )  {this.shiftwordline (Wordline);}} Private void alphabetizer ()  {//sorted by Alphabet          Collections.sort (This.shiftedlinelist, new alphaabetizercomparator ());} Private void output ()  {system.out.println ("Output is");for  (String line :  this.shiftedlinelist)  {system.out.println (line);}} Private arraylist<string> linesplitword (String line)  {ArrayList<String>  Wordlist = new arraylist<string> (); string word =  "";         int&nbSp;i = 0;        while (I < line.length ()) {             if (Line.charat (i)  !=  '   ') {                word + = line.charat (i);            }             else{             wordlist.add (word);                 word =  "";             }            i++;         }        if  (Word.length ()  > 0) &NBSP;{&NBSp;       wordlist.add (word);         }return wordlist;} Private void shiftwordline (Arraylist<string> wordline)  {stringbuilder templine  = new stringbuilder (); Int wordnums = wordline.size ();//System.out.println (" Shifed is ");for  (int i=0; i<wordnums; i++)  {for  (int j= (wordNums  - 1 -i);  j < wordnums; j++)  {templine.append (WordLine.get (j)). Append ('   ');} for  (int k=0; k< (wordnums - 1 -i);  k++)  {if  (k !=  ( WORDNUMS&NBSP;-&NBSP;I&NBSP;-&NBSP;2))  {templine.append (Wordline.get (k)). Append ('   ');}  else {templine.append (Wordline.get (k));}} System.out.println (Templine.tostring ()); This.shiftedLineList.add (templine.tostring ()); Templine.delete (0,  templine.length ());}} Private class alphaabetizercomparator implements comparator<string> {@Overridepublic  int compare ( STRING&NBSP;O1,&NBSP;STRING&NBSP;O2)  {if  (o1 == null | |  o2 == null)  {             Throw new nullpointerexception ();        }int  Comparevalue = 0;char o1firstcharacter = o1.charat (0); char o2FirstCharacter  = o2.charat (0); if (This.isletter (o1firstcharacter)  && this.isletter ( O2firstcharacter))  {//If the value of the lowercase letter is converted to the value of the corresponding uppercase letter o1firstcharacter = this.touppercase ( O1firstcharacter); O2firstcharacter = this.touppercase (O2firstcharacter);compareValue =  O1firstcharacter - o2firstcharacter;}  else {throw new runtimeexception ("must be a letter");} Return comparevalue;} Private boolean isletter (char c) &NBSP;{RETURN&NBSP; (c >= 65 && c <= 90)  | |   (c >= 97 && c <= 122);} Private char touppercase (char c)  {if  (Character.islowercase (c))  {return  Character.touppercase (c);} Return c;}         }}

This style is basically a class that implements all things.

KIWC implementation based on the main program/subroutine style