public class Circuits
{
  public static void main(String[] args)
  {
    //Creates two Decoder objects and two Gates objects 
    //and assigns them to reference variables.  Notice the
    //two integers as parameters to be passed to 
    //the constructors when the objects are created.
    Decoder circuit1 = new Decoder(4,5); 
    Decoder circuit2 = new Decoder(8,23);
    Gates circuit3 = new Gates(3,4);
    Gates circuit4 = new Gates(7,5);
    
    //Uses the references to the already created Encoder
    //objects to call their description() methods.
    circuit1.description();
    circuit2.description();
    
    //Uses the references to the Gates objects to call
    //the setor() methods for each object. Notice the methods 
    //take an integer value as a parameter. 
    circuit3.setor(23);
    circuit4.setor(35);
    
    //Since the Gates class does not have a method that prints out
    //the information about each Gates object, the variables and methods  
    //from each object must be imbedded in text (as shown.) Notice that 
    //the object references must be used to access the variables and methods
    //of the two different Gates objects.
    /*
    System.out.println("This circuit has " + circuit3.inputs + " inputs and implements "
                         + circuit3.functions + " functions.  There are " + circuit3.getor()
                         + " or gates and " + circuit3.andgates + " and gates available to" 
                         + " make this circuit.");
    System.out.println("This circuit has " + circuit4.inputs + " inputs and implements "
                         + circuit4.functions + " functions.  There are " + circuit4.getor()
                         + " or gates and " + circuit4.andgates + " and gates available to" 
                         + " make this circuit.");
    */
    circuit3.description();
    circuit4.description();
  }
}