基于C_S框架的网上书店管理系统

{// 判断有没有此用户 if (pf.getText().equals(users.getPwd())) { // 判断密码是否正确// System.out.println(" 密码正确标记符"); UserWin uw; try { username = (String) jcb.getEditor().getItem(); String pwd = users.getPwd(); if (jc.isSelected()) {// 选择记住密码 if (!userVector.contains(username)) { // 对还没进行记住密码操作的名字直接添加到文件中 bw= new BufferedWriter(new FileWriter( "d:/userpwd.txt", true));// true 添加不覆盖 bw.write(username + "," + pwd); bw.newLine(); bw.close(); } if (userVector.contains(username)) { // 对已经选择记住密码的名字不再添加到文件中 String ss= ""; for (int i= 0;i< userVector.size(); i++) { if (!userVector.get(i).equals( username)) { ss= ss+ userVector.get(i) + "," + pwdVector.get(i) + "\r\n"; }} ss= ss+ username + "," + pwd + "\r\n"; bw= new BufferedWriter(new FileWriter( "d:/userpwd.txt")); bw.write(ss); bw.close(); }} else {// 否则不记住密码