{"id":143306,"date":"2024-09-04T10:36:47","date_gmt":"2024-09-04T05:06:47","guid":{"rendered":"https:\/\/data-flair.training\/blogs\/?p=143306"},"modified":"2024-09-04T10:36:47","modified_gmt":"2024-09-04T05:06:47","slug":"login-form-in-java-swing-using-netbeans","status":"publish","type":"post","link":"https:\/\/data-flair.training\/blogs\/login-form-in-java-swing-using-netbeans\/","title":{"rendered":"Login Form in Java Swing using NetBeans"},"content":{"rendered":"<h3>Program 1<\/h3>\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\">\/*\r\n * To change this license header, choose License Headers in Project Properties.\r\n * To change this template file, choose Tools | Templates\r\n * and open the template in the editor.\r\n *\/\r\n\r\npackage dataflair;\r\n\r\nimport javax.swing.JOptionPane;\r\n\r\n\r\npublic class LoginSwing extends javax.swing.JFrame {\r\n\r\n    public LoginSwing() {\r\n        initComponents();\r\n    }\r\n\r\n    @SuppressWarnings(\"unchecked\")\r\n    \/\/ &lt;editor-fold defaultstate=\"collapsed\" desc=\"Generated Code\"&gt;\/\/GEN-BEGIN:initComponents\r\n    private void initComponents() {\r\n\r\n        jPanel1 = new javax.swing.JPanel();\r\n        jLabel1 = new javax.swing.JLabel();\r\n        txtuser = new javax.swing.JTextField();\r\n        jLabel2 = new javax.swing.JLabel();\r\n        txtpass = new javax.swing.JPasswordField();\r\n        btnSubmit = new javax.swing.JButton();\r\n        btnreset = new javax.swing.JButton();\r\n\r\n        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);\r\n        setTitle(\"Login Page\");\r\n\r\n        jLabel1.setFont(new java.awt.Font(\"Tahoma\", 1, 12)); \/\/ NOI18N\r\n        jLabel1.setText(\"User Name\");\r\n\r\n        txtuser.setFont(new java.awt.Font(\"Tahoma\", 0, 12)); \/\/ NOI18N\r\n\r\n        jLabel2.setFont(new java.awt.Font(\"Tahoma\", 1, 12)); \/\/ NOI18N\r\n        jLabel2.setText(\"Password\");\r\n\r\n        txtpass.setFont(new java.awt.Font(\"Tahoma\", 0, 12)); \/\/ NOI18N\r\n\r\n        btnSubmit.setText(\"Submit\");\r\n        btnSubmit.addActionListener(new java.awt.event.ActionListener() {\r\n            public void actionPerformed(java.awt.event.ActionEvent evt) {\r\n                btnSubmitActionPerformed(evt);\r\n            }\r\n        });\r\n\r\n        btnreset.setText(\"Reset\");\r\n        btnreset.addActionListener(new java.awt.event.ActionListener() {\r\n            public void actionPerformed(java.awt.event.ActionEvent evt) {\r\n                btnresetActionPerformed(evt);\r\n            }\r\n        });\r\n\r\n        javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1);\r\n        jPanel1.setLayout(jPanel1Layout);\r\n        jPanel1Layout.setHorizontalGroup(\r\n            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)\r\n            .addGroup(jPanel1Layout.createSequentialGroup()\r\n                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)\r\n                    .addGroup(jPanel1Layout.createSequentialGroup()\r\n                        .addGap(32, 32, 32)\r\n                        .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)\r\n                            .addGroup(jPanel1Layout.createSequentialGroup()\r\n                                .addComponent(jLabel2, javax.swing.GroupLayout.PREFERRED_SIZE, 67, javax.swing.GroupLayout.PREFERRED_SIZE)\r\n                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)\r\n                                .addComponent(txtpass))\r\n                            .addGroup(jPanel1Layout.createSequentialGroup()\r\n                                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 67, javax.swing.GroupLayout.PREFERRED_SIZE)\r\n                                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)\r\n                                .addComponent(txtuser, javax.swing.GroupLayout.PREFERRED_SIZE, 179, javax.swing.GroupLayout.PREFERRED_SIZE))))\r\n                    .addGroup(jPanel1Layout.createSequentialGroup()\r\n                        .addGap(72, 72, 72)\r\n                        .addComponent(btnSubmit)\r\n                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)\r\n                        .addComponent(btnreset)))\r\n                .addContainerGap(47, Short.MAX_VALUE))\r\n        );\r\n        jPanel1Layout.setVerticalGroup(\r\n            jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)\r\n            .addGroup(jPanel1Layout.createSequentialGroup()\r\n                .addGap(33, 33, 33)\r\n                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)\r\n                    .addComponent(jLabel1)\r\n                    .addComponent(txtuser, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))\r\n                .addGap(18, 18, 18)\r\n                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)\r\n                    .addComponent(jLabel2)\r\n                    .addComponent(txtpass, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))\r\n                .addGap(28, 28, 28)\r\n                .addGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)\r\n                    .addComponent(btnSubmit)\r\n                    .addComponent(btnreset))\r\n                .addContainerGap(41, Short.MAX_VALUE))\r\n        );\r\n\r\n        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());\r\n        getContentPane().setLayout(layout);\r\n        layout.setHorizontalGroup(\r\n            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)\r\n            .addComponent(jPanel1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)\r\n        );\r\n        layout.setVerticalGroup(\r\n            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)\r\n            .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)\r\n        );\r\n\r\n        pack();\r\n    }\/\/ &lt;\/editor-fold&gt;\/\/GEN-END:initComponents\r\n\r\n    private void btnSubmitActionPerformed(java.awt.event.ActionEvent evt) {\/\/GEN-FIRST:event_btnSubmitActionPerformed\r\n        \/\/ TODO add your handling code here:\r\n           String user,pass;\r\n           char ch[];\r\n           user=txtuser.getText();\r\n           ch=txtpass.getPassword();\r\n           pass=new String(ch);\r\n           if(user.equals(\"dataflair\") &amp;&amp; pass.equals(\"12345\"))\r\n           { \r\n               \/\/ System.out.println(\"You are valid user\");\r\n               JOptionPane.showMessageDialog(this, \"Ok You are valid user\");\r\n               HomePage H=new HomePage();\r\n               H.setVisible(true);\r\n               this.setVisible(false);\r\n           }  \r\n           else\r\n            \/\/System.out.println(\"Invalid user id or password\");\r\n              JOptionPane.showMessageDialog(this, \"Invalid user id or password\");\r\n           \r\n    }\/\/GEN-LAST:event_btnSubmitActionPerformed\r\n\r\n    private void btnresetActionPerformed(java.awt.event.ActionEvent evt) {\/\/GEN-FIRST:event_btnresetActionPerformed\r\n        \/\/ TODO add your handling code here:\r\n        txtuser.setText(\"\");\r\n        txtpass.setText(\"\");\r\n    }\/\/GEN-LAST:event_btnresetActionPerformed\r\n\r\n    public static void main(String args[]) {\r\n        \/* Set the Nimbus look and feel *\/\r\n        \/\/&lt;editor-fold defaultstate=\"collapsed\" desc=\" Look and feel setting code (optional) \"&gt;\r\n        \/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.\r\n         * For details see http:\/\/download.oracle.com\/javase\/tutorial\/uiswing\/lookandfeel\/plaf.html \r\n         *\/\r\n        try {\r\n            for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {\r\n                if (\"Nimbus\".equals(info.getName())) {\r\n                    javax.swing.UIManager.setLookAndFeel(info.getClassName());\r\n                    break;\r\n                }\r\n            }\r\n        } catch (ClassNotFoundException ex) {\r\n            java.util.logging.Logger.getLogger(LoginSwing.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);\r\n        } catch (InstantiationException ex) {\r\n            java.util.logging.Logger.getLogger(LoginSwing.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);\r\n        } catch (IllegalAccessException ex) {\r\n            java.util.logging.Logger.getLogger(LoginSwing.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);\r\n        } catch (javax.swing.UnsupportedLookAndFeelException ex) {\r\n            java.util.logging.Logger.getLogger(LoginSwing.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);\r\n        }\r\n        \/\/&lt;\/editor-fold&gt;\r\n\r\n        \/* Create and display the form *\/\r\n        java.awt.EventQueue.invokeLater(new Runnable() {\r\n            public void run() {\r\n                new LoginSwing().setVisible(true);\r\n            }\r\n        });\r\n    }\r\n\r\n    \/\/ Variables declaration - do not modify\/\/GEN-BEGIN:variables\r\n    private javax.swing.JButton btnSubmit;\r\n    private javax.swing.JButton btnreset;\r\n    private javax.swing.JLabel jLabel1;\r\n    private javax.swing.JLabel jLabel2;\r\n    private javax.swing.JPanel jPanel1;\r\n    private javax.swing.JPasswordField txtpass;\r\n    private javax.swing.JTextField txtuser;\r\n    \/\/ End of variables declaration\/\/GEN-END:variables\r\n}<\/pre>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Program 1 \/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. *\/&#46;&#46;&#46;<\/p>\n","protected":false},"author":581,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32],"tags":[7345,29859,29858,32979,32984,32986,32985],"class_list":["post-143306","post","type-post","status-publish","format-standard","hentry","category-java","tag-java","tag-java-practical","tag-java-program","tag-java-swing","tag-java-swing-practical","tag-login-form-in-java-swing","tag-login-form-in-java-swing-using-netbeans"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Login Form in Java Swing using NetBeans - DataFlair<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/data-flair.training\/blogs\/login-form-in-java-swing-using-netbeans\/\" \/>\n<meta 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