帮忙看看哪错了
//过了个年，学的忘了好多，准备从数据结构开始复习，复习了TreeMap时就写了个小程序，是一个简单的辞典，就是输出同//义词的
//给定辞典文件和键盘输入的单词，找出其近义词
package TreeMAP;public class GUI {public GUI(ThesaurusDrivers td){}public void println(String str){System.out.println(str) ;}}* * 一个简单的辞典 */package TreeMAP;import java.util.LinkedList;import java.util.StringTokenizer;import java.util.TreeMap;public class Thesaurus {private TreeMap thesaurusMap ;public Thesaurus(){thesaurusMap = new TreeMap() ;}public void add(String line){LinkedList synonymList = new LinkedList() ;StringTokenizer st = new StringTokenizer(line) ;String word = st.nextToken() ;while(st.hasMoreTokens())synonymList.add(st.nextToken()) ;thesaurusMap.put(word, synonymList) ;}public LinkedList getSynonyms(String word){return (LinkedList)thesaurusMap.get(word) ;}}package TreeMAP;import java.io.BufferedReader;import java.io.FileNotFoundException;import java.io.FileReader;import java.io.IOException;import java.util.LinkedList;public class ThesaurusDrivers {Thesaurus thesaurus ;GUI gui ;boolean readingInFileName ;public ThesaurusDrivers(){final String IN_FILE_PROMPT = "Please enter the path for the input file." ;gui = new GUI(this) ;thesaurus = new Thesaurus() ;readingInFileName = true ;}public void processInput(String str){final String WORD_PROMPT = "\n\nPlease enter a word. The sentinel is " ;final String SENTINEL = "***" ;final String WORD_NOT_FOUND_MESSAGE ="That word does not appear in hte thesaurus." ;final String SYNONYM_MESSAGE = "The synonyms of that word are " ;final String CLOSE_WINDOW_MESSAGE = "\n\nThe execution of the project is complete. Please close " + "this window when you are ready." ;LinkedList synonymList ;if(readingInFileName){if(thesaurusWasConstructed(str)){readingInFileName = false ;gui.println(WORD_PROMPT + SENTINEL) ;}}else if(!str.equals(SENTINEL)){synonymList = (LinkedList)thesaurus.getSynonyms(str) ;if(synonymList == null)gui.println(WORD_NOT_FOUND_MESSAGE) ;else{gui.println(SYNONYM_MESSAGE + synonymList) ;gui.println(WORD_PROMPT + SENTINEL) ;}}else{gui.println(CLOSE_WINDOW_MESSAGE) ;}}protected boolean thesaurusWasConstructed (String inFileName){final String NO_INPUT_FILE_FOUND_MESSAGE = "Error: there is no file with that path. \n\n" ;final String ERROR_MESSAGE = "Exception:" ;final String IN_FILE_PROMPT = "Please enter the path for the input file." ;BufferedReader inFile ;String line ;boolean success = false ;try{inFile = new BufferedReader(new FileReader(inFileName)) ;success = true ;while((line = inFile.readLine()) != null)thesaurus.add(line) ;inFile.close() ;}catch(FileNotFoundException e){gui.println(NO_INPUT_FILE_FOUND_MESSAGE + IN_FILE_PROMPT) ;}catch(IOException e){gui.println(ERROR_MESSAGE + e) ;}return success ;}}package TreeMAP;public class Test_Thesaurus { public static void main(String[] args) {// TODO Auto-generated method stub ThesaurusDrivers td = new ThesaurusDrivers() ;td.processInput("thesaurus.in") ;}}/***//***thesaurus.in:close near confined confined cramped correct true cramped confined near close one singular unique singular one unique true correct unique singular one***/ ?