Home / Arsip Untuk Mei 2016

Rabu, 18 Mei 2016

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Watch The Course Introduction

Instructor : John Purcell

Lectures : 93

Hours : 14

Students > 7.000

Learn how to create desktop and Internet GUI Java programs and take your Java programming to the next level.

Course Description

This course teaches you how to create desktop and web-based applications using Java Swing, Java's built-in user interface toolkit.

Among other things we'll look at nearly all Swing widgets, we'll take a look at JDBC for database access, the graphics API, model-view-controller (MVC) architecture, serialization for saving data, the listener-event model and even basic animation.

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The Complete Web Developer Course 2.0

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Watch The Course Introduction

Instructor : Rob Percival

Lectures : 288

Hours : 30.5

Students > 20.000

Learn By Doing - build 25 websites and real mobile apps

How does the web work?
Setting up your (free) hosting
HTML
CSS
Javascript
jQuery
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PHP Coding
MySQL Databases
Putting it all together: Making a Twitter clone

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Minggu, 01 Mei 2016

dataGridView How To Change A DataGridView Row Back Color In VB.NET How To Change A DataGridView Row Color In VB row VB.NET vb.net dataGridView vb.net datagridview row

VB.NET - How To Change A DataGridView Row Color In VB

insurance 06.29 Komentar

VB - How To Change A DataGridView Row Back Color In VB.NET

In This VB.NET Tutorial We Will See How To Cahange A DataGridView Row BackGround Color Based On A Column Value In VB.NET Programming Language .

Project Source Code:



Public Class VB_Datagridview_Rows_Color
    ' Create a new datatable
    Dim table As New DataTable("Table")
    Private Sub VB_Datagridview_Rows_Color_Load(sender As Object, e As EventArgs) Handles MyBase.Load

        ' Add columns to your datatable, 
        ' with the name of the columns and their type 

        table.Columns.Add("Id", Type.GetType("System.Int32"))
        table.Columns.Add("First Name", Type.GetType("System.String"))
        table.Columns.Add("Last Name", Type.GetType("System.String"))
        table.Columns.Add("Age", Type.GetType("System.Int32"))

        ' Add rows to the datatable with some data
        table.Rows.Add(1, "XXXX", "YYYYY", 21)
        table.Rows.Add(2, "SSDD", "hGSQ", 5)
        table.Rows.Add(4, "cvfghyghj", "sdrgtyh", 19)
        table.Rows.Add(5, "hghfd", "ghjgdf", 36)
        table.Rows.Add(6, "cvvdfgh", "juyrfdvc", 3)
        table.Rows.Add(1, "XXXX", "YYYYY", 0)
        table.Rows.Add(2, "SSDD", "hGSQ", 12)
        table.Rows.Add(3, "fgfgd", "jgfdd", 0)
        table.Rows.Add(4, "cvfghyghj", "sdrgtyh", 9)
        table.Rows.Add(5, "hghfd", "ghjgdf", 1)
        table.Rows.Add(6, "cvvdfgh", "juyrfdvc", 32)
        table.Rows.Add(1, "XXXX", "YYYYY", 7)
        table.Rows.Add(2, "SSDD", "hGSQ", 1)
        table.Rows.Add(3, "fgfgd", "jgfdd", 14)
        table.Rows.Add(4, "cvfghyghj", "sdrgtyh", 0)
        table.Rows.Add(5, "hghfd", "ghjgdf", 33)
        table.Rows.Add(6, "cvvdfgh", "juyrfdvc", 21)
        table.Rows.Add(1, "XXXX", "YYYYY", 2)
        table.Rows.Add(2, "SSDD", "hGSQ", 18)
        table.Rows.Add(3, "fgfgd", "jgfdd", 45)
        table.Rows.Add(4, "cvfghyghj", "sdrgtyh", 4)
      

        ' now set the datagridview datasource equals to your datatable name
        DataGridView1.DataSource = table


        RowsColor()
    End Sub

    Public Sub RowsColor()

        For i As Integer = 0 To DataGridView1.Rows.Count() - 1 Step +1
            Dim val As Integer
            val = DataGridView1.Rows(i).Cells(3).Value
            If val < 5 Then
                DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.Red
                If val = 0 Then
                    Timer1.Start()
                End If
            ElseIf val >= 5 And val < 10 Then
                DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.Orange
            ElseIf val >= 10 And val < 15 Then
                DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.Yellow
            Else
                DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.LightGreen
            End If
        Next
    End Sub

    ' if val = 0
    Private Sub Timer1_Tick(sender As Object, e As EventArgs) Handles Timer1.Tick
        For i As Integer = 0 To DataGridView1.Rows.Count() - 1 Step +1
            Dim val As Integer
            val = DataGridView1.Rows(i).Cells(3).Value
            If val = 0 Then
                If DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.Red Then
                    DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.White
                ElseIf DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.White Then
                    DataGridView1.Rows(i).DefaultCellStyle.BackColor = Color.Red
                End If
            End If
        Next
    End Sub
End Class

///////////////OUTPUT:

vb change datagridview row back color

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Average Avg Calculate JTable Column Avg Value In Java column Get The JTable Column Average Value java java jtable jtable jtable column jtable column Average value jtable column Avg netbeans

Java JTable - How To Get JTable Column Average Value In Java NetBeans

insurance 04.59 Komentar

How To Calculate JTable Column Average Value In Java

In this java Tutorial we will see How To Calculate JTable Column Average Value And Display It In JTextFields In Java NetBeans .

*Java Courses : Java Complete Course
Java Swing Course

Project Source Code:

package java_tutorials;

/**
*
* @author 1BestCsharp
*/
public class Java_JTable_Column_Average_Value extends javax.swing.JFrame {

/**
* Creates new form Java_JTable_Column_Average_Value
*/
public Java_JTable_Column_Average_Value() {
initComponents();
getAverage();
}


public void getAverage()
{
float sum = 0;
for(int i = 0; i < jTable1.getRowCount(); i++)
{
sum = sum + Integer.parseInt(jTable1.getValueAt(i, 3).toString());
}

float avg = sum / jTable1.getRowCount();
jTextField1.setText(Float.toString(avg));
}



/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jTextField1 = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jTable1.setFont(new java.awt.Font("Tahoma", 1, 18)); // NOI18N
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{"1", "dcd", "ABC", "42"},
{"2", "ss", "rtyh", "14"},
{"3", "fs", "jhg", "62"},
{"4", "ynjhdg", "fg", "14"},
{"5", "uyt", "èiuy", "17"},
{"6", "nb", "oop", "26"},
{"7", "yui", "lkjh", "27"},
{"8", "rtyu", "jhg", "39"},
{"9", "jhgf", "dfg", "56"},
{"10", "gdsfe", "èiuytre", "46"}
},
new String [] {
"Id", "First Name", "Last Name", "Age"
}
));
jTable1.setRowHeight(30);
jScrollPane1.setViewportView(jTable1);

jTextField1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N

jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N
jLabel1.setText("Avg :");

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(layout.createSequentialGroup()
.addGap(104, 104, 104)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 69, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(22, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(25, 25, 25)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(18, 18, 18)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 334, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(27, Short.MAX_VALUE))
);

pack();
}// </editor-fold>

/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Average_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Average_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Average_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Average_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>

/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Java_JTable_Column_Average_Value().setVisible(true);
}
});
}

// Variables declaration - do not modify
private javax.swing.JLabel jLabel1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
private javax.swing.JTextField jTextField1;
// End of variables declaration
}

////////////////OutPut

JTable Average Column Value

Baca selengkapnya

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Java JTable - How To Get JTable Column Maximum Value In Java NetBeans

insurance 04.31 Komentar

How To Calculate JTable Column Max Value In Java NetBeans

In this java Tutorial we will see How To Calculate JTable Column Max Value And Display It In JTextFields In Java NetBeans .

*Java Courses : Java Complete Course
Java Swing Course

Project Source Code:

package java_tutorials;

import java.util.ArrayList;
import java.util.Collections;

/**
*
* @author 1BestCsharp
*/
public class Java_JTable_Column_Max_Value extends javax.swing.JFrame {

/**
* Creates new form Java_JTable_Column_Max_Value
*/
public Java_JTable_Column_Max_Value() {
initComponents();
getMax2();
}

// Method 1
public void getMax()
{
ArrayList<Integer> list = new ArrayList<Integer>();
for(int i = 0; i < jTable1.getRowCount(); i++)
{
list.add(Integer.parseInt(jTable1.getValueAt(i, 3).toString()));
}

int max = Collections.max(list);
jTextField1.setText(Integer.toString(max));
}

// Method 2
public void getMax2()
{
int max2 = 0;

for(int i = 0; i < jTable1.getRowCount(); i++)
{
int val = Integer.parseInt(jTable1.getValueAt(i, 3).toString());
if(val > max2)
{
max2 = val;
}
}
jTextField1.setText(Integer.toString(max2));
}






/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jTextField1 = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jTable1.setFont(new java.awt.Font("Tahoma", 1, 18)); // NOI18N
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{"1", "dcd", "ABC", "42"},
{"2", "ss", "rtyh", "14"},
{"3", "fs", "jhg", "62"},
{"4", "ynjhdg", "fg", "14"},
{"5", "uyt", "èiuy", "17"},
{"6", "nb", "oop", "26"},
{"7", "yui", "lkjh", "27"},
{"8", "rtyu", "jhg", "39"},
{"9", "jhgf", "dfg", "56"},
{"10", "gdsfe", "èiuytre", "46"}
},
new String [] {
"Id", "First Name", "Last Name", "Age"
}
));
jTable1.setRowHeight(30);
jScrollPane1.setViewportView(jTable1);

jTextField1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N

jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N
jLabel1.setText("Max :");

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(layout.createSequentialGroup()
.addGap(104, 104, 104)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 69, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(25, 25, 25)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(18, 18, 18)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 334, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);

pack();
}// </editor-fold>

/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Max_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Max_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Max_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Max_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>

/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Java_JTable_Column_Max_Value().setVisible(true);
}
});
}

// Variables declaration - do not modify
private javax.swing.JLabel jLabel1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
private javax.swing.JTextField jTextField1;
// End of variables declaration
}

////////////////OutPut

jtable maximum column value

Baca selengkapnya

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Java JTable - How To Get JTable Column Minimum Value In Java NetBeans

insurance 03.53 Komentar

How To Calculate JTable Column Min Value In Java NetBeans

In this java Tutorial we will see How To Calculate JTable Column Min Value And Display It In JTextFields In Java NetBeans .

*Java Courses : Java Complete Course
Java Swing Course

Project Source Code:

package java_tutorials;

import java.util.ArrayList;
import java.util.Collections;

/**
*
* @author 1BestCsharp
*/
public class Java_JTable_Column_Min_Value extends javax.swing.JFrame {

/**
* Creates new form Java_JTable_Column_Min_Value
*/
public Java_JTable_Column_Min_Value() {
initComponents();
getMin2();
}

// Methode 1
public void getMin()
{
ArrayList<Integer> list = new ArrayList<Integer>();

for(int i = 0; i < jTable1.getRowCount(); i++)
{
list.add(Integer.parseInt(jTable1.getValueAt(i, 3).toString()));
}

int min = Collections.min(list);
jTextField1.setText(Integer.toString(min));
}

// Methode 2
public void getMin2()
{
int min2 = 0;
for(int i = 0; i < jTable1.getRowCount(); i++)
{
if(i == 0)
{
min2 = Integer.parseInt(jTable1.getValueAt(i, 3).toString());
}
else{
int val = Integer.parseInt(jTable1.getValueAt(i, 3).toString());
if(min2 > val)
{
min2 = val;
}
}
}
jTextField1.setText(Integer.toString(min2));

}



/**
* This method is called from within the constructor to initialize the form.
* WARNING: Do NOT modify this code. The content of this method is always
* regenerated by the Form Editor.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {

jScrollPane1 = new javax.swing.JScrollPane();
jTable1 = new javax.swing.JTable();
jTextField1 = new javax.swing.JTextField();
jLabel1 = new javax.swing.JLabel();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jTable1.setFont(new java.awt.Font("Tahoma", 1, 18)); // NOI18N
jTable1.setModel(new javax.swing.table.DefaultTableModel(
new Object [][] {
{"1", "dcd", "ABC", "42"},
{"2", "ss", "rtyh", "14"},
{"3", "fs", "jhg", "62"},
{"4", "ynjhdg", "fg", "14"},
{"5", "uyt", "èiuy", "17"},
{"6", "nb", "oop", "26"},
{"7", "yui", "lkjh", "27"},
{"8", "rtyu", "jhg", "39"},
{"9", "jhgf", "dfg", "56"},
{"10", "gdsfe", "èiuytre", "46"}
},
new String [] {
"Id", "First Name", "Last Name", "Age"
}
));
jTable1.setRowHeight(30);
jScrollPane1.setViewportView(jTable1);

jTextField1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N

jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N
jLabel1.setText("Min :");

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());
getContentPane().setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGroup(layout.createSequentialGroup()
.addGap(104, 104, 104)
.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 69, javax.swing.GroupLayout.PREFERRED_SIZE)
.addGap(18, 18, 18)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))
.addContainerGap(25, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addGap(25, 25, 25)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(jLabel1)
.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE))
.addGap(18, 18, 18)
.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 334, javax.swing.GroupLayout.PREFERRED_SIZE)
.addContainerGap(21, Short.MAX_VALUE))
);

pack();
}// </editor-fold>

/**
* @param args the command line arguments
*/
public static void main(String args[]) {
/* Set the Nimbus look and feel */
//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">
/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.
* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html
*/
try {
for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {
if ("Nimbus".equals(info.getName())) {
javax.swing.UIManager.setLookAndFeel(info.getClassName());
break;
}
}
} catch (ClassNotFoundException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Min_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (InstantiationException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Min_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (IllegalAccessException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Min_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
} catch (javax.swing.UnsupportedLookAndFeelException ex) {
java.util.logging.Logger.getLogger(Java_JTable_Column_Min_Value.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);
}
//</editor-fold>
//</editor-fold>

/* Create and display the form */
java.awt.EventQueue.invokeLater(new Runnable() {
public void run() {
new Java_JTable_Column_Min_Value().setVisible(true);
}
});
}

// Variables declaration - do not modify
private javax.swing.JLabel jLabel1;
private javax.swing.JScrollPane jScrollPane1;
private javax.swing.JTable jTable1;
private javax.swing.JTextField jTextField1;
// End of variables declaration
}

////////////////OutPut

Java JTable Minimum Column Value

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Java JTable - How To Get The Sum Of JTable Column Values In Java NetBeans

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How To Calculate JTable Column Values Sum In Java

In this java Tutorial we will see How To Calculate JTable Column Values Sum And Display It In JTextFields In Java NetBeans .

*Java Courses : Java Complete Course
Java Swing Course

Project Source Code:

package java_tutorials;

/**

* @author 1BestCsharp

public class Java_JTable_Column_Values_Sum extends javax.swing.JFrame {

/**

* Creates new form Java_JTable_Column_Values_Sum

public Java_JTable_Column_Values_Sum() {

initComponents();

// cal get sum function

getSum();

}

public void getSum()

{

int sum = 0;

for(int i = 0; i < jTable1.getRowCount(); i++)

{

sum = sum + Integer.parseInt(jTable1.getValueAt(i, 3).toString());

}

jTextField1.setText(Integer.toString(sum));

}

@SuppressWarnings("unchecked")

// <editor-fold defaultstate="collapsed" desc="Generated Code">

private void initComponents() {

jScrollPane1 = new javax.swing.JScrollPane();

jTable1 = new javax.swing.JTable();

jTextField1 = new javax.swing.JTextField();

jLabel1 = new javax.swing.JLabel();

setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);

jTable1.setFont(new java.awt.Font("Tahoma", 1, 18)); // NOI18N

jTable1.setModel(new javax.swing.table.DefaultTableModel(

new Object [][] {

{"1", "dcd", "ABC", "42"},

{"2", "ss", "rtyh", "14"},

{"3", "fs", "jhg", "62"},

{"4", "ynjhdg", "fg", "14"},

{"5", "uyt", "èiuy", "17"},

{"6", "nb", "oop", "26"},

{"7", "yui", "lkjh", "27"},

{"8", "rtyu", "jhg", "39"},

{"9", "jhgf", "dfg", "56"},

{"10", "gdsfe", "èiuytre", "46"}

new String [] {

"Id", "First Name", "Last Name", "Age"

}

));

jTable1.setRowHeight(30);

jScrollPane1.setViewportView(jTable1);

jTextField1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N

jLabel1.setFont(new java.awt.Font("Tahoma", 1, 24)); // NOI18N

jLabel1.setText("Sum :");

javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane());

getContentPane().setLayout(layout);

layout.setHorizontalGroup(

layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGroup(layout.createSequentialGroup()

.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGroup(layout.createSequentialGroup()

.addContainerGap()

.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))

.addGroup(layout.createSequentialGroup()

.addGap(104, 104, 104)

.addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 69, javax.swing.GroupLayout.PREFERRED_SIZE)

.addGap(18, 18, 18)

.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 156, javax.swing.GroupLayout.PREFERRED_SIZE)))

.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))

);

layout.setVerticalGroup(

layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)

.addGroup(layout.createSequentialGroup()

.addGap(25, 25, 25)

.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)

.addComponent(jLabel1)

.addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, 38, javax.swing.GroupLayout.PREFERRED_SIZE))

.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 28, Short.MAX_VALUE)

.addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 334, javax.swing.GroupLayout.PREFERRED_SIZE)

.addGap(39, 39, 39))

);

pack();

}// </editor-fold>

/**

* @param args the command line arguments

public static void main(String args[]) {

/* Set the Nimbus look and feel */

//<editor-fold defaultstate="collapsed" desc=" Look and feel setting code (optional) ">

/* If Nimbus (introduced in Java SE 6) is not available, stay with the default look and feel.

* For details see http://download.oracle.com/javase/tutorial/uiswing/lookandfeel/plaf.html

try {

for (javax.swing.UIManager.LookAndFeelInfo info : javax.swing.UIManager.getInstalledLookAndFeels()) {

if ("Nimbus".equals(info.getName())) {

javax.swing.UIManager.setLookAndFeel(info.getClassName());

break;

}

} catch (ClassNotFoundException ex) {

java.util.logging.Logger.getLogger(Java_JTable_Column_Values_Sum.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (InstantiationException ex) {

java.util.logging.Logger.getLogger(Java_JTable_Column_Values_Sum.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (IllegalAccessException ex) {

java.util.logging.Logger.getLogger(Java_JTable_Column_Values_Sum.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

} catch (javax.swing.UnsupportedLookAndFeelException ex) {

java.util.logging.Logger.getLogger(Java_JTable_Column_Values_Sum.class.getName()).log(java.util.logging.Level.SEVERE, null, ex);

}

//</editor-fold>

/* Create and display the form */

java.awt.EventQueue.invokeLater(new Runnable() {

public void run() {

new Java_JTable_Column_Values_Sum().setVisible(true);

}

});

}

// Variables declaration - do not modify

private javax.swing.JLabel jLabel1;

private javax.swing.JScrollPane jScrollPane1;

private javax.swing.JTable jTable1;

private javax.swing.JTextField jTextField1;

// End of variables declaration

}

////////////////OutPut

java jtable column values sum

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