Doctor.java

public class Doctor extends CareWorker {

	private String manner = " and Informative";
	
	public Doctor(String firstName, String secondName, String speciality){
		super(firstName, secondName, speciality);
	}
	
	
	public String getFullName(){
		return "Dr " + super.getFullName();
	}

	public String getFirstAndSecondName(){
		return super.getFullName();
	}

	//Example of overridden method
	public String getBedsideManner(){
		
		return super.getBedsideManner() + manner;
	}
	
	//Example of overloaded method
	public String getBedsideManner(boolean isNightTime){
		
		if(isNightTime){			
			return getBedsideManner() + " and Quiet";
		}else{
			return getBedsideManner();
		}
	}
	
	
	
	
	public static void main(String[] args) {
/*
		Doctor doc = new Doctor("Joe", "Blogs", "Brains");
		System.out.println(doc.getFullName());
		System.out.println(doc.getBedsideManner());
		System.out.println(doc.getBedsideManner(true));
*/		
		//Create Doctor instance with CareWorker reference
		CareWorker careWorker = new Doctor("Gary", "Barlow", "Heart");
		System.out.println(careWorker.getFullName());
		//You need a new reference for each object instance
		//CareWorker careWorker2 = new Doctor("Gary", "Barlow", "Heart");
		//The getBedsideManner method on the subclass Doctor is executed 
		System.out.println(careWorker.getBedsideManner());
		
		
		
	}

}