java的txt文件单个单词首位相接

package Connecting;

import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.Writer;

public class Main {
static int k=0;

static public boolean check(String Line,word[] W) {
for(int i=0;i<=k;i++) {
if(Line.equals(W[i].WORD)) {
return false;
}
}
if(Line.length() == 0)return false;
if( k>0 && Line.charAt(0)!=W[k].WORD.charAt(W[k].WORD.length()-1))
return false;
k++;
return true;
}

static public void cin(String Line,word[] W) {
if(check(Line,W)) {
W[k].ok=false;
W[k].WORD=Line;
}
}

static public void main(String[] args) {
java.util.Scanner scn = new java.util.Scanner(System.in);
word W[]=new word[20000000];
String filename = "C:\\Users\\绿波亭\\Desktop\\cc\\《飘》英文版.txt";

java.io.File file = new java.io.File(filename) ;
for(int i=0;i<20000000;i++) {
W[i] = new word();
}
try {
java.io.FileInputStream fis = new java.io.FileInputStream(file);
java.io.InputStreamReader isr = new java.io.InputStreamReader(fis);
java.io.BufferedReader br = new java.io.BufferedReader(isr);


String line,Line="";
while((line = br.readLine()) != null) {

for(int i= 0 ;i<line.length();i++) {
if(i == 0||line.charAt(i-1) == ' ')
for(int j=i;j<line.length();j++) {
if(line.charAt(j) != ' '&&line.charAt(j) != ' '&&line.charAt(j) != '”'&&line.charAt(j) != '.'&&line.charAt(j) != '“'&&line.charAt(j) != '-'&&line.charAt(j) != '’'&&line.charAt(j) != ','&&line.charAt(j) != '　'&&line.charAt(j) != ' ') {
Line = Line + line.charAt(j);
}
else {cin(Line,W);i=j;Line = "";}
}
}
}
br.close();
} catch (IOException e) {
// TODO 自动生成的 catch 块
e.printStackTrace();
}
for(int j=1;j<k;j++)
System.out.println(W[j].WORD);
}

}

//至每个被王建民迫害的小孩，来自20级的大哥哥