尝试获取下一个单词时出错，我检查文件的每个单词。有任何想法吗？
错误是线程“main”中的异常 java.util.NoSuchElementException
import java.util.Scanner;
import java.io.*;
public class PossibleSentence{
public static void main(String[] args) throws FileNotFoundException{
int numberofwords = 0;
int possiblesentence = 0;
int count = 0;
int POS = 0;
int invalid = 0; //Varriables
Scanner scan = new Scanner(System.in); //New scanner
System.out.print("Please enter the name of a file: ");
String file1 = scan.next();
File file = new File(file1);
Scanner scan1 = new Scanner(file);
while(scan1.hasNextLine()){
String line = scan1.nextLine();
Scanner sentence = new Scanner(line); //scans the line
while(sentence.hasNext()) {
String word = scan1.next(); //checking each word of the file.
boolean identified = false;
if(word.charAt(0) == word.charAt(word.length() - 1))
{
identified = true; //florb
}
if(word.indexOf("cj") != -1 || word.indexOf("wq") != -1)
{
identified = true; //wooble
}
if((word.length() % 2 == 1 && word.indexOf('z') == -1) ||
(word.length() % 2 == 0 && word.indexOf('k') == -1))
{
identified = true; //zith
}
if(word.charAt(word.length() - 1) >= 65 && word.charAt(word.length() - 1) <= 90)
{
identified = true; //zarf
}
if(identified)
{
POS++;//part of speech
}
numberofwords++; //checking how many there are
}
if(POS==numberofwords){
possiblesentence++; //possible sentence
}
else{
invalid++; //not a sentence
}
}
System.out.println("Number of possibly valid sentences: " + possiblesentence);
System.out.println("Number of invalid sentences: " + invalid);
}
}