单词统计

通过循环累加查出出现次数最多的单词

以空格做间隔

文件导入避免重复输入

public class test{

/*
* 读取指定路径下的文件名和目录名
*/
public void getFileList() throws IOException {
System.out.println("请输入路径");
Scanner scan=new Scanner(System.in);
String a=scan.next();
File file = new File(a);

File[] fileList = file.listFiles();

for (int i1 = 0; i1 < fileList.length; i1++) {
if (fileList[i1].isFile()) {
String fileName = fileList[i1].getName();
if(fileName.indexOf(".txt")!=-1)
{
Word word=new Word(); //单词的链头
Word lian,xin; 
String str="";
String S=a+"\\"+fileName;
System.out.println(S);
FileReader f=new FileReader(S); 
char[] c=new char[1]; 
int b=0;
boolean exist=false; 
while((b=f.read(c))!=-1)
{
if(String.valueOf(c).equals("\r")||String.valueOf(c).equals("\n")||String.valueOf(c).equals(" ")||String.valueOf(c).equals(",")||String.valueOf(c).equals(".")||String.valueOf(c).equals("\"")||String.valueOf(c).equals("'"))
{
lian=word;
while(lian!=null) 
{
if(lian.value.equalsIgnoreCase(str)) 
{
lian.geshu++;exist=true;break;
}
else
{
lian=lian.next;
}
}
if(exist==false) 
{
xin=new Word(str,1);
xin.next=word.next;
word.next=xin;
str="";
}
else
{
exist=false;
str="";
}
}
else //单词
{
str+=String.valueOf(c);
}
}

System.out.println("请输入您想查询的前几个出现此处最多的单词");
int N=scan.nextInt();
for(int i=1;i<=N;i++) 
{
xin=new Word("",0);
lian=word.next;

while(lian!=null)
{
if(lian.geshu>xin.geshu)
{
xin=lian;
}
lian=lian.next;
}

System.out.println("第"+i+"个 :"+xin.value+"个数："+xin.geshu);
lian=word;

while(lian.next!=null)
{
if(lian.next.value.equalsIgnoreCase(xin.value))
{
lian.next=lian.next.next;
break;
}
lian=lian.next;
}
}
}
System.out.println("文件：" + fileName); 
}

}
}

}