package 单词接龙;
import java.io.BufferedWriter;
import java.io.IOException;
import java.util.ArrayList;
public class FineWord
{public ArrayList<String> words = new ArrayList<>();public ArrayList<String> wordsList = new ArrayList<>();public boolean compare(String a, String b){a = a.toLowerCase();b = b.toLowerCase();return (a.substring(a.length() - 1).equals(b.substring(0, 1)));}public void fileSplit(String path) throws Exception{MyFile file = new MyFile();String theFileString = file.get(path);if (theFileString == null){return;}if (theFileString.equals("")){throw new Exception("空文件");}for (String word : theFileString.split("\\,|\\.| |\\(|\\)|\\;|\\:|\"|\\?|\\!|\\'|　　|\\、|\\”|\\“")){if (!word.equals("")){words.add(word);}}if (words.size() <= 1){throw new Exception("文件内单词过少（只有" + words.size() + "个词)");}}public void wordWrite(int index, String path) throws Exception{MyFile file = new MyFile();BufferedWriter bf = file.put(path);wordsList.add(words.get(index));try{for (String string : words){if (compare(wordsList.get(wordsList.size() - 1), string)){wordsList.add(string);bf.append(string);bf.newLine();}}bf.close();} catch (IOException e){// TODO 自动生成的 catch 块
            e.printStackTrace();}if (wordsList.size() <= 1){throw new Exception("文件内无单词链");}}public static void main(String[] args){FineWord aFineWord = new FineWord();try{aFineWord.fileSplit("d://input1.txt");aFineWord.wordWrite(0, "d://output1.txt");System.out.println(aFineWord.wordsList);} catch (IOException e){System.out.println("无此文件");} catch (Exception e){System.out.println(e.getMessage());}}
}