What is JTable and its purpose?
The JTable class is a part of Java Swing Package and is generally used to display or edit two-dimensional data that is having both rows and columns. It is similar to a spreadsheet. This arranges data in a tabular form. Constructors in JTable: JTable(): A table is created with empty cells.
How do I add a TableModelListener?
You should add a listener to the TableModel : yourtableObject. getModel(). addTableModelListener(new TableModelListener() { public void tableChanged(TableModelEvent e) { // your code goes here, whatever you want to do when something changes in the table } });
What is JTable renderer?
A TableCellRenderer creates a component that displays the value of a JTable cell. The default renderer uses JLabel to display the value of each table cell. The TableCellRenderer interface can be specified in two ways : By class of the object to be rendered using table.
What is JTable in Netbeans?
A JTable is a control you add to a Java application to display lists of data.
What is Listselectionlistener in Java?
The List Selection Listener is basically invoked when the selection in the list has changed. These events are generally fired from the objects that implement the ListSelectionModel interface. Methods inside List Selection Listener. valueChaanged(ListSelectionEvent)
What is renderer in Java?
A Renderer converts the internal representation of UIComponent s into the output stream (or writer) associated with the response we are creating for a particular request.
How fetch data from database in Java and display in JTable?
Display Records From Database Using JTable in Java
- DisplayEmpData.java.
- emp.sql.
- Open the NetBeans IDE.
- Choose “Java” -> “Java Application” as in the following.
- Now type your project name as “JTableApp” as in the following.
- Now create a new Java Class with the name “DisplayEmpData” and provide the following code for it.
What is DefaultListModel in Java?
DefaultListModel is a implementation of the ListModel that extends from AbstractListModel . Internally, it is backed by List implementation.
Which interface is implemented in JList?
Simple, dynamic-content, JList applications can use the DefaultListModel class to maintain list elements. This class implements the ListModel interface and also provides a java.
What is mouse listener in Java?
Java MouseListener Interface The Java MouseListener is notified whenever you change the state of mouse. It is notified against MouseEvent. The MouseListener interface is found in java. awt. event package.
How retrieve data from database to JTable?