Цикл while "iterator.hasNext()" срабатывает только 1 раз, подскажите почему?
package com.javarush.task.task22.task2207;
import java.io.BufferedReader;
import java.io.FileReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
/*
Îáðàùåííûå ñëîâà
*/
public class Solution {
public static List<Pair> result = new LinkedList<>();
public static void main(String[] args) {
ArrayList<String> list = new ArrayList<>();
BufferedReader fileReader = null;
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
try {
fileReader = new BufferedReader(new FileReader(reader.readLine()));
} catch (IOException e) {
e.printStackTrace();
}
String s = "";
try {
while (fileReader.ready()) {
s += fileReader.readLine() + " ";
}
} catch (IOException e) {
e.printStackTrace();
}
String[] words = s.split("\\s");
for (String str : words) {
list.add(str);
}
Iterator<String> iterator = list.iterator();
while (iterator.hasNext()) {
StringBuilder sb = new StringBuilder(iterator.next());
iterator.remove();
Iterator it = iterator;
while (it.hasNext()) {
String s1 = (String) it.next();
if (s1.equals(sb.reverse().toString())) {
sb.reverse();
Pair pair = new Pair(s1, sb.toString());
result.add(pair);
} else sb.reverse();
}
}
System.out.println(result);
}
public static class Pair {
String first;
String second;
public Pair(String first, String second) {
this.first = first;
this.second = second;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
Pair pair = (Pair) o;
if (first != null ? !first.equals(pair.first) : pair.first != null) return false;
return second != null ? second.equals(pair.second) : pair.second == null;
}
@Override
public int hashCode() {
int result = first != null ? first.hashCode() : 0;
result = 31 * result + (second != null ? second.hashCode() : 0);
return result;
}
@Override
public String toString() {
return first == null && second == null ? "" :
first == null ? second :
second == null ? first :
first.compareTo(second) < 0 ? first + " " + second : second + " " + first;
}
}
}