本文实例为大家分享了java实现酒店客房管理系统的具体代码，供大家参考，具体内容如下
loginframe.java
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package loginmanage;import java.awt.color;import java.awt.eventqueue;import java.awt.event.actionevent;import java.awt.event.actionlistener;import javax.swing.jbutton;import javax.swing.jframe;import javax.swing.jlabel;import javax.swing.joptionpane;import javax.swing.jpasswordfield;import javax.swing.jtextfield;import com.mysql.jdbc.connection;import com.mysql.jdbc.preparedstatement;import com.mysql.jdbc.resultset;import com.swtdesigner.swingresourcemanager;import db.jdbc;public class loginframe { private jlabel label; private jbutton button; private jbutton btnregister; private jbutton btnreset; private jbutton btnlogin; private jlabel labpwd; private jlabel labusername; private jpasswordfield textpwd; private jtextfield textusername; public jframe frame; public static void main(string args[]) { eventqueue.invokelater(new runnable() { public void run() { try { loginframe window = new loginframe(); window.frame.setvisible(true); } catch (exception e) { e.printstacktrace(); } } }); } public loginframe() { createcontents(); } private void createcontents() { frame = new jframe(); frame.settitle("登录"); frame.getcontentpane().setfocuscycleroot(true); frame.getcontentpane().setbackground(color.light_gray); frame.getcontentpane().setlayout(null); frame.setbounds(400, 150, 490, 375); frame.setdefaultcloseoperation(jframe.exit_on_close); btnlogin = new jbutton(); btnlogin.addactionlistener(new actionlistener() { public void actionperformed(final actionevent arg0) { string name = textusername.gettext().trim(); string password = textpwd.gettext().trim(); connection conn = null; preparedstatement pstmt=null; resultset rs=null; int flag=0; if(name.equals("")||password.equals("")){ flag=2; } int right=0; try { string sql = "select * from login where username=?"; conn = (connection)jdbc.getconnection(); pstmt= (preparedstatement)conn.preparestatement(sql); pstmt.setstring(1, name); rs=(resultset) pstmt.executequery(); while(rs.next()){ string username=rs.getstring("username"); string password=rs.getstring("password"); right=rs.getint("admin"); if(username.equals(name)&&password.equals(password)){ flag = 1; } } switch(flag){ case 1: if((right==1)){ backrun admin = new backrun(); admin.frame.setvisible(true); frame.setvisible(false); break; }else{ frontrun admin= new frontrun(); admin.frame.setvisible(true); frame.setvisible(false); break; } case 2: joptionpane.showmessagedialog(btnlogin ,"用户名或密码不能为空,请您重新输入！"); break; default: joptionpane.showmessagedialog(btnlogin ,"用户名或密码 不正确,请您重新输入！"); break; } } catch (exception e) { e.printstacktrace(); } } }); btnlogin.settext(" 登陆"); btnlogin.setbounds(75, 215, 83, 28); frame.getcontentpane().add(btnlogin); btnreset = new jbutton(); btnreset.addactionlistener(new actionlistener() { public void actionperformed(final actionevent arg0) { textusername.settext(""); textpwd.settext(""); } }); btnreset.settext("重置"); btnreset.setbounds(195, 215, 83, 28); frame.getcontentpane().add(btnreset); labusername = new jlabel(); labusername.settext("用户名："); labusername.setbounds(75, 130, 52, 18); frame.getcontentpane().add(labusername); labpwd = new jlabel(); labpwd.settext("密 码："); labpwd.setbounds(75, 175, 66, 18); frame.getcontentpane().add(labpwd); textusername = new jtextfield(); textusername.setbounds(145, 130, 188, 22); frame.getcontentpane().add(textusername); textpwd = new jpasswordfield(); textpwd.setbounds(145, 170, 188, 22); frame.getcontentpane().add(textpwd); btnregister = new jbutton(); btnregister.addactionlistener(new actionlistener() { public void actionperformed(final actionevent arg0) { register rs = new register(); rs.frame.setvisible(true); } }); btnregister.settext("注册"); btnregister.setbounds(270, 270, 81, 28); frame.getcontentpane().add(btnregister); button = new jbutton(); button.addactionlistener(new actionlistener() { public void actionperformed(final actionevent arg0) { system.exit(0); } }); button.settext("退出"); button.setbounds(310, 215, 83, 28); frame.getcontentpane().add(button); label = new jlabel(); label.settext("还没有账号？赶快点击注册吧!"); label.setbounds(85, 275, 181, 33); frame.getcontentpane().add(label);} } |
register.java
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package loginmanage;import java.awt.color;import java.awt.component;import java.awt.eventqueue;import java.awt.event.actionevent;import java.awt.event.actionlistener;import java.sql.connection;import java.sql.drivermanager;import java.sql.sqlexception;import javax.swing.jbutton;import javax.swing.jframe;import javax.swing.jlabel;import javax.swing.joptionpane;import javax.swing.jpasswordfield;import javax.swing.jtextfield;import com.mysql.jdbc.preparedstatement;import com.swtdesigner.swingresourcemanager;public class register { private jbutton button; private jbutton btnregister; private jlabel labpwd; private jlabel labusername; private jpasswordfield textpwd; private jtextfield textusername; public jframe frame; public boolean flag=false; public static void main(string args[]) { eventqueue.invokelater(new runnable() { public void run() { try { register window = new register(); window.frame.setvisible(true); } catch (exception e) { e.printstacktrace(); } } }); } public register() { createcontents(); } private void createcontents() { frame = new jframe(); frame.getcontentpane().setfocuscycleroot(true); frame.getcontentpane().setbackground(color.light_gray); frame.getcontentpane().setlayout(null); frame.setbounds(350, 150, 500, 375); frame.setdefaultcloseoperation(jframe.exit_on_close); labusername = new jlabel(); labusername.settext("用户名："); labusername.setbounds(109, 182, 52, 18); frame.getcontentpane().add(labusername); labpwd = new jlabel(); labpwd.settext("密 码："); labpwd.setbounds(109, 224, 66, 18); frame.getcontentpane().add(labpwd); textusername = new jtextfield(); textusername.setbounds(190, 180, 188, 22); frame.getcontentpane().add(textusername); textpwd = new jpasswordfield(); textpwd.setbounds(190, 222, 188, 22); frame.getcontentpane().add(textpwd); btnregister = new jbutton(); btnregister.addactionlistener(new actionlistener() { @suppresswarnings("deprecation") public void actionperformed(final actionevent arg0) { preparedstatement st=null; connection con =null; string sqlstr="insert into login(username,password) values(?,?)"; try { class.forname("com.mysql.jdbc.driver"); } catch (classnotfoundexception e1) { e1.printstacktrace(); } try { con = drivermanager.getconnection("jdbc:mysql://localhost:3306/hotel","root","125800"); st = (preparedstatement) con.preparestatement(sqlstr); } catch (sqlexception e1) { e1.printstacktrace(); } string name = textusername.gettext().trim(); string password = textpwd.gettext().trim(); if(name.equals("")||password.equals("")){ joptionpane.showmessagedialog(btnregister ,"用户名或密码不能为空,请您重新输入！"); }else{ try { st.setstring(1,name); st.setstring(2,password); st.execute(); flag=true; if(flag){ joptionpane.showmessagedialog(btnregister, "注册成功\n点确定返回登录界面"); loginframe backmain=new loginframe(); backmain.frame.setvisible(true); frame.setvisible(false); }else{ joptionpane.showmessagedialog(btnregister, "注册失败\n点确定返回登录界面"); } } catch (sqlexception e) { e.printstacktrace(); } }// joptionpane.showmessagedialog(btnregister, "注册成功\n点确定返回登录界面");// loginframe backmain=new loginframe();// backmain.frame.setvisible(true);// frame.setvisible(false); try { st.close(); con.close(); } catch (sqlexception e1) { e1.printstacktrace(); } } }); btnregister.settext("提交"); btnregister.setbounds(162, 268, 95, 28); frame.getcontentpane().add(btnregister); button = new jbutton(); button.addactionlistener(new actionlistener() { public void actionperformed(final actionevent arg0) { frame.setvisible(false); } }); button.settext("返回"); button.setbounds(283, 268, 95, 28); frame.getcontentpane().add(button); final jlabel label = new jlabel(); label.seticon(swingresourcemanager.geticon(register.class, "/648.gif")); label.setbounds(0, 0, 492, 341); frame.getcontentpane().add(label);// frame.getcontentpane().setfocustraversalpolicy(new focustraversalonarray(new component[] {labusername, labpwd, btnregister, textusername, textpwd, button})); }} |
完整代码：java实现酒店客房管理系统
以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持服务器之家。
