dicserver.java

一个用java编写的字典。使用的是数组查询来实现单词的查找。附带单词文档。有1万多个单词课查询。可以设置server和port.

import java.io.*;
import java.net.*;

public class DicServer extends Thread{
	private Socket socket;
	private DicService dicService;
	// set the thread server
	public void setDicService(DicService dicService) {
		this.dicService = dicService;
	}
	
	public void setSocket(Socket socket) {
		this.socket = socket;
	}
	//get the word which need to be translated and get the result from service.
	public void run(){
		try{
			BufferedReader reader = new BufferedReader(new InputStreamReader(socket.getInputStream()));
			String word = reader.readLine().trim();
			String result = "";
			try{
				// do the translate
				result = (String)dicService.translate(word);
			}catch(Exception e){
				result = e.getMessage();
			}
			BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()));
			writer.write(result);
			writer.newLine();
			writer.flush();
			reader.close();
			writer.close();
		}catch(SocketException e){
			System.out.println("Connection disconnected!");
		}
		catch(Exception e){
			e.printStackTrace();
		}finally{
			try{
				socket.close();
				}catch(IOException e){
					e.printStackTrace();
				}
		}
	}
	
	public static void main(String[] args)throws Exception{
		int port = 0;
		if(args.length == 1){
			try{
				port = Integer.parseInt(args[0]);
			}catch(Exception e){
				e.printStackTrace();
			}
		}
		else{
			System.out.print("Error port number!");
			System.exit(0);
		}
		System.out.println("Dic server is running...");
		ServerSocket serverSocket = new ServerSocket(port);
		DicService dicService = new DicService();
		while(true){
			//whenever accept a connection
			Socket socket = serverSocket.accept();
			//create a thread to do dic service
			DicServer dicServer = new DicServer();
			dicServer.setSocket(socket);
			dicServer.setDicService(dicService);
			//do the dic service
			//Thread.sleep(5000);//test the time out
			dicServer.start();
			
		}
	}
}