📄 bookborrowfun.java
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package com.jlib.client;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintStream;
import java.net.Socket;
import javax.swing.JOptionPane;
public class BookBorrowFun extends Thread{
static Socket s;
public static String IP;
public static int PORT;
public static String ID;
public static String ISBN;
public void borrow(String IP,int PORT,String ID,String ISBN){
BookBorrowFun.IP = IP;
BookBorrowFun.PORT = PORT;
BookBorrowFun.ID = ID;
BookBorrowFun.ISBN = ISBN;
}
public void run(){
try {
s = new Socket(IP,PORT);
System.out.println("等待验证信息...");
PrintStream ps = new PrintStream(s.getOutputStream());
BufferedReader bf = new BufferedReader(new InputStreamReader(s.getInputStream()));
ps.println("borrowbook");
ps.flush();
ps.println(ID);
ps.println(ISBN);
System.out.println("OK");
String snp = bf.readLine();
System.out.println(snp);
if(snp.equals("borrowbookOK")){
JOptionPane.showMessageDialog(null,"<html><font size=3>借阅成功</B></font></html>");
}
if(snp.equals("bookborrowlate")){
JOptionPane.showMessageDialog(null,"<html><font size=3>此书已被借</B></font></html>");
}
if(snp.equals("borrowbookpass")){
JOptionPane.showMessageDialog(null,"<html><font size=3>已超过最大借阅限制</B></font></html>");
}
if(snp.equals("borrowbookfaild")){
JOptionPane.showMessageDialog(null,"<html><font size=3>借阅失败，无法预料的异常</B></font></html>");
}
} catch (Exception e) {
// TODO 自动生成 catch 块
e.printStackTrace();
}
}
}
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