What is Abstracttablemodel in Java?
This abstract class provides default implementations for most of the methods in the TableModel interface. It takes care of the management of listeners and provides some conveniences for generating TableModelEvents and dispatching them to the listeners.
What is TableCellRenderer in Java?
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 default table model in Java?
Constructor Summary Constructs a default DefaultTableModel which is a table of zero columns and zero rows.
What is a JScrollPane?
A JScrollPane provides a scrollable view of a component. When screen real estate is limited, use a scroll pane to display a component that is large or one whose size can change dynamically. Other containers used to save screen space include split panes and tabbed panes.
What is cell renderer?
Cell Renderer Function Instead of using a component, it’s possible to use a simple function for a cell renderer. The function takes the same parameters as the cell renderer init method in the component variant. The function should return back either a) a string of HTML or b) a DOM object.
What does set model do?
3 Answers. Show activity on this post. If getAutoCreateRowSorter() is true , setModel() tries to restore the RowSorter created using the old model. You can specify setAutoCreateRowSorter(true) after you change models, as shown below, or extend your TableModel to update the model in place, as shown here.
What is the purpose of JTable?
The JTable is used to display and edit regular two-dimensional tables of cells.
What is the role of forName () method?
The forName() method of Java Class class returns the Class object associated with the class or interface with the given name in the parameter as String.
Which constructor used for JTable is?
The JTable class is used to display data in tabular form. It is composed of rows and columns….Commonly used Constructors:
| Constructor | Description |
|---|---|
| JTable() | Creates a table with empty cells. |
| JTable(Object[][] rows, Object[] columns) | Creates a table with the specified data. |
What is the default constructor in Java?
Default constructor in Java. Like C++, Java automatically creates default constructor if there is no default or parameterized constructor written by user, and (like C++) the default constructor automatically calls parent default constructor.
What is the purpose of the TableModel abstract class?
This abstract class provides default implementations for most of the methods in the TableModelinterface. It takes care of the management of listeners and provides some conveniences for generating TableModelEventsand dispatching them to the listeners.
What is abstracttablemodel in Salesforce?
public abstract class AbstractTableModel. An abstract implementation of a table model. This class provides listener management and convenience methods for notifying listeners of events. It provides generic implementations of getColumnClass() (which always returns Object.class) and getColumnName() (which returns “spreadsheet-style” column names).
Can a constructor be abstract or final?
A constructor cannot be abstract, final, static and Synchronized. You can use the access specifiers public, protected & private with constructors.