Java void , public , private , protected

package com.java.myapp;

public class MyProfile {
	
	public void displayFullname1() {
		System.out.println("Weerachai Nukitram");
		displayFullname2();
    }
	
	private void displayFullname2() {
		System.out.println("Surachai Sirisart");
		displayFullname3();
    }
	
	protected void displayFullname3() {
		System.out.println("Adisorn Bunsong");
    }
	
}

package com.java.myapp;

public class MyClass {
	
	public static void main(String[] args) {
		
		MyProfile profile = new MyProfile();
		profile.displayFullname1();
		
    }
	
}