Si la casilla de verificación marcó Java
boolean checked = c1.getState();
if(c1.getState()) {
//c1 is checked
} else if (c2.getState()) {
//
}
Santino
boolean checked = c1.getState();
if(c1.getState()) {
//c1 is checked
} else if (c2.getState()) {
//
}