interaction.java

用java完成的查字典程序

import java.io.*;
import java.util.ArrayList;
public class Interaction{
	   public static void main(String[] args){
	 //  	    Indexer indexer=new Indexer();
	//		indexer.generateIndex();
	   	  IndexTree indexTree=new IndexTree();
	   	  indexTree.genarateTree(new File("index.txt"));
	   	  System.out.println("输入一个英文单词,/exit退出");
	   	  try{
	   	  	  String myWord="";
	   	  	  BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
	   	  	  while(!(myWord=br.readLine().trim()).equals("/exit")){
	   	  	  	  boolean found=false;
	   	  	  	  ArrayList prototypeList=new WordRevertion().reverse(myWord);
	  // 	  	  	  for(int i=0;i<prototypeList.size();i++)
	//					System.out.print(prototypeList.get(i)+"  ");
		          for(int i=0;i<prototypeList.size();i++){
		          	int wordIndex=indexTree.GetIndex(prototypeList.get(i).toString());
		          	if(wordIndex>=0){
		          		found=true;
		          		if(i==0){
	//	          			System.out.println("在词典中发现该词");
		          			indexTree.lookUp(wordIndex);
		          		}	          	        
		          	    else{ 
		          	         indexTree.lookUp(wordIndex); 
		          	         if(myWord.endsWith("s"))
		          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的复数形式");
		          	         if(myWord.endsWith("ing"))
		          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的现在分词形式");
		          	         if(myWord.endsWith("ed"))
		          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的过去式和过去分词");       
		          	    }
		          	}
	//	          	continue;  		   	     
	
			   	    else
			   	       {
			   	     		if(indexTree.lookUpInExtra(prototypeList.get(i).toString())){
			   	     			if(i>0){
			   	     				if(myWord.endsWith("s"))
				          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的复数形式");
				          	        if(myWord.endsWith("ing"))
				          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的现在分词形式");
				          	        if(myWord.endsWith("ed"))
				          	            System.out.println("注:"+myWord+"是"+prototypeList.get(i).toString()+"的过去式和过去分词");
			   	     			}
			   	     			found=true;
	//		   	     		    System.out.println("在词典中发现该词");
			   	     	    }
			   	       }
			   	  }
			   	     	
			   	  if(found==false){
			   	     		System.out.println("未发现该词，准备添加进词库...");
			   	     		System.out.print("单词：");
				   	     	String newWord=br.readLine();
			   	     		System.out.print("音标：");
				   	     	String phoneticSymbol=br.readLine();
				   	     	System.out.print("词性: ");
				   	     	String part=br.readLine();
				   	     	System.out.print("解释：");
				   	     	String explanation=br.readLine();
				   	     	String item=newWord+"["+phoneticSymbol+"]"+part+"."+explanation+"\n";
				   	     	File extraFile=new File("extra.txt");
				   	     	RandomAccessFile raf=new RandomAccessFile(extraFile,"rw");
				   	        raf.seek(extraFile.length());
				   	        raf.writeBytes(new String(item.getBytes("GB2312"),"ISO8859-1"));
				   	        System.out.println("已经添加进词库");
				   	        raf.close();
				   	        System.out.println();
				   	        System.out.println("请输入下一个单词");
				   	        continue;
			   	     	}
			   	   System.out.println();
			   	   System.out.println("请输入下一个单词");
			   	   continue;  		
			   }
		  }catch(IOException e){
		  	e.printStackTrace();
		  }
   }
}