Java Old Paper solution || 2019
Group B
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*/ import java.awt.*; import java.awt.event.*; class ButtonDemo extends Frame implements ActionListener { Button b1,b2,b3; Label l; ButtonDemo() { setLayout(new FlowLayout()); b1=new Button("RED"); b2=new Button("BLUE"); b3=new Button("GREEN"); l=new Label(""); add(b1); add(b2); add(b3); add(l); b1.addActionListener(this); b2.addActionListener(this); b3.addActionListener(this); } public void actionPerformed(ActionEvent e) { if(e.getSource()==b1) { l.setText("RED"); } else if(e.getSource()==b2) { l.setText("BLUE"); } else if(e.getSource()==b3) { l.setText("GREEN"); } } public static void main(String args[]) { ButtonDemo b=new ButtonDemo(); b.setSize(400,400); b.setVisible(true); } } |
Q.no 3
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import java.sql.*; public class Marvel { public static void main(String[] args) { try { Class.forName("com.mysql.jdbc.Driver"); Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/Marvel", "root", "root"); Statement stmt = con.createStatement(); ResultSet rs = stmt.executeQuery("select * from Movie where genre='action'"); while (rs.next()) System.out.println(rs.getInt(1) + " " + rs.getString(2) + " " + rs.getString(3)); con.close(); } catch (Exception e) { System.out.println(e); } } } </code> |
Q.no 6
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import java.awt.*; import java.awt.event.*; import java.applet.*; /* <applet code="MouseListenerDemo" width=300 height=100> </applet> */ public class MouseListenerDemo extends Applet implements MouseListener { String msg=""; int mouseX=0,mouseY=0; public void init() { addMouseListener(this); } public void mouseClicked(MouseEvent me) { mouseX=0; mouseY=10; msg="Mouse Clicked"; repaint(); } public void mouseEntered(MouseEvent me) { mouseX=0; mouseY=10; msg="Mouse Entered"; repaint(); } public void mouseExited(MouseEvent me) { mouseX=0; mouseY=10; msg="Mouse Exited"; repaint(); } public void mousePressed(MouseEvent me) { mouseX=me.getX(); mouseY=me.getY(); msg="Down"; repaint(); } public void mouseReleased(MouseEvent me) { mouseX=me.getX(); mouseY=me.getY(); msg="Up"; repaint(); } public void paint(Graphics g) { g.drawString(msg,mouseX,mouseY); } } |
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