/ 银行取款转账系统（Java编写）
银行取款转账系统（Java编写）
银行取款转账系统（Java编写）
这是用Java编写的一个简单的银行转账系统，包括取款，存款，转账等功能，其中用到了数据库的连接，采用Eclipse编写，包含数据库的设计文件。
非常适合有一定基础的Java初学者使用。
packagecom.gujunjia.bank;/**Tochangethistemplate,chooseTools|Templates*andopenthetemplateintheeditor.*/importjava.sql.*;/****@authorgujunjia*/publicclassDataBase{ staticConnectionconn; staticPreparedStatementst; staticResultSetrs; /** *加载驱动 */ publicstaticvoidloadDriver() { try { Class.forName("com.mysql.jdbc.Driver"); } catch(ClassNotFoundExceptione) { System.out.println("加载驱动失败"); } } /** *创建数据库的连接 * *@paramdatabase *需要访问的数据库的名字 */ publicstaticvoidconnectionDatabase(Stringdatabase) { try { Stringurl="jdbc:mysql://localhost:3306/"+database; Stringusername="root"; Stringpassword="gujunjia"; conn=DriverManager.getConnection(url,username,password); } catch(SQLExceptione) { System.out.println(e.getMessage()); } } /** *关闭数据库连接 */ publicstaticvoidcloseConnection() { if(rs!=null) {//关闭记录集 try { rs.close(); } catch(SQLExceptione) { e.printStackTrace(); } } if(st!=null) {//关闭声明 try { st.close(); } catch(SQLExceptione) { e.printStackTrace(); } } if(conn!=null) {//关闭连接对象 try { conn.close(); } catch(SQLExceptione) { e.printStackTrace(); } } }}packagecom.gujunjia.bank;/**Tochangethistemplate,chooseTools|Templates*andopenthetemplateintheeditor.*/importjava.awt.*;importjava.awt.event.*;importjavax.swing.*;/***本类次要实现整个系统的界面**@authorgujunjia*/publicclassMainFrameextendsJFrameimplementsActionListener,FocusListener{ /** * */ privatestaticfinallongserialVersionUID=1L; publicstaticStringuserId; JTextFielduserIdText; JPasswordFieldpasswordText; JButtonregisterButton; JButtonlogInButton; publicMainFrame() { super("个人银行系统 本软件ID:3089738
这是用Java编写的一个简单的银行转账系统，包括取款，存款，转账等功能，其中用到了数据库的连接，采用Eclipse编写，包含数据库的设计文件。
非常适合有一定基础的Java初学者使用。
packagecom.gujunjia.bank;/**Tochangethistemplate,chooseTools|Templates*andopenthetemplateintheeditor.*/importjava.sql.*;/****@authorgujunjia*/publicclassDataBase{ staticConnectionconn; staticPreparedStatementst; staticResultSetrs; /** *加载驱动 */ publicstaticvoidloadDriver() { try { Class.forName("com.mysql.jdbc.Driver"); } catch(ClassNotFoundExceptione) { System.out.println("加载驱动失败"); } } /** *创建数据库的连接 * *@paramdatabase *需要访问的数据库的名字 */ publicstaticvoidconnectionDatabase(Stringdatabase) { try { Stringurl="jdbc:mysql://localhost:3306/"+database; Stringusername="root"; Stringpassword="gujunjia"; conn=DriverManager.getConnection(url,username,password); } catch(SQLExceptione) { System.out.println(e.getMessage()); } } /** *关闭数据库连接 */ publicstaticvoidcloseConnection() { if(rs!=null) {//关闭记录集 try { rs.close(); } catch(SQLExceptione) { e.printStackTrace(); } } if(st!=null) {//关闭声明 try { st.close(); } catch(SQLExceptione) { e.printStackTrace(); } } if(conn!=null) {//关闭连接对象 try { conn.close(); } catch(SQLExceptione) { e.printStackTrace(); } } }}packagecom.gujunjia.bank;/**Tochangethistemplate,chooseTools|Templates*andopenthetemplateintheeditor.*/importjava.awt.*;importjava.awt.event.*;importjavax.swing.*;/***本类次要实现整个系统的界面**@authorgujunjia*/publicclassMainFrameextendsJFrameimplementsActionListener,FocusListener{ /** * */ privatestaticfinallongserialVersionUID=1L; publicstaticStringuserId; JTextFielduserIdText; JPasswordFieldpasswordText; JButtonregisterButton; JButtonlogInButton; publicMainFrame() { super("个人银行系统 本软件ID:3089738
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评论信息
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-
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xiexieni316:谢谢分享，学习了2016-05-17 -
kederukawa:不错，对java项目学习有用处2013-09-03
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yueqingabc123:比较简单，但是看了后有所帮助2013-07-04
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压心底:怎么运行报很多错误啊2013-07-03
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hxd1124:虽然不是特别详细但是一些东西还是帮助了我在做的过程中(・∀・)2012-12-26
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本站所有资源不代表本站的观点或立场，基于网友分享，根据中国法律《信息网络传播权保护条例》第二十二条之规定，若资源存在侵权或相关问题请联系本站客服人员，8686821#qq.com，请把#换成@，本站将给予最大的支持与配合，做到及时反馈和处理。关于更多版权及免责申明参见 版权及免责申明