how to change the icon of a jlabel swing code example
Example: java swing change label icon
// pic is the label variable name
//b2.png is the picture
pic.setIcon(new javax.swing.ImageIcon(getClass().getResource("b2.png")));
// pic is the label variable name
//b2.png is the picture
pic.setIcon(new javax.swing.ImageIcon(getClass().getResource("b2.png")));