Developers

Developer

public abstract class Developer {

	protected String job;
	protected String name;
	protected double basicSalary;
	protected int experience;
	
	public Developer(String job, String name, double basicSalary, int experience) {
		this.job = job;
		this.name = name;
		this.basicSalary = basicSalary;
		this.experience = experience;
	}
	
	public String getJob(){
		return job;
	}
	
	public String getName() {
		return name;
	}
	
	public double getBasicSalary() {
		return basicSalary;
	}
	
	public abstract double getSalary();
}

JuniorDeveloper

package Developers;

public class JuniorDeveloper extends Developer {

	public JuniorDeveloper(String job, String name, double basicSalary, int experience) {
		super(job, name, basicSalary, experience);
	}

	@Override
	public double getSalary() {
		return basicSalary + (experience > 0 ? basicSalary * experience * 0.1 : 0);
	}
}

Main

package Developers;


// 1. Написать своего наследника Developer. Добавить его в существующий проект.
// 2.Создать список разработчиков и заполнить его случайным образом. Вывести на экран 
//   только Senior developer-овс зарплатой больше 1200у.е.
// 3.Написать код, который разделит список объектов Developer на 3 отдельных списка для

import java.util.Random;


public class Main {
	public static void main(String[] args) {

		Developer[] list = {
				new PodavanDeveloper("PodavanDeveloper", "Vika", 500, 0),
				new JuniorDeveloper("JuniorDeveloper", "Mike", 500, 0),
				new JuniorDeveloper("JuniorDeveloper", "Dima", 500, 1),
				new JuniorDeveloper("JuniorDeveloper", "Vova", 500, 2),
				new SeniorDeveloper("SeniorDeveloper", "Jack", 500, 5),
				new TeamLeadDeveloper("TeamLeadDeveloper", "Robby", 500, 7)
		};
		StringBuilder sb;
		
		for (Developer d : list) {
			sb = new StringBuilder() // !!!
				.append(d.getJob())
				.append("  ")
				.append(d.getName())
				.append(": ")
				.append(d.getBasicSalary())
				.append(" -> ")
				.append(d.getSalary());
			
			System.out.println(sb.toString());
		}
		
		//Создать список разработчиков и заполнить его случайным
		//образом. Вывести на экран только Senior developer-ов с
		//зарплатой больше 1200 у.е.
		
		String [] name = { "Vika","Galia", "Valia","Petia","Vasia","Nastia","Vova","Slava"};
		String [] job = { "PodavanDeveloper", "JuniorDeveloper","SeniorDeveloper", "TeamLeadDeveloper"};
		
		Developer [] list1 = new Developer [100];
		
		
		for(int i=0; i< list1.length; i++){
			Random r = new Random ();
			int j = r.nextInt(4);
			switch (j){
			case 0: 
				list1 [i] = new PodavanDeveloper(job[j] , name[r.nextInt(7)], 500, 0);
				break;
			case 1:
				list1 [i] = new JuniorDeveloper(job[j] , name[r.nextInt(7)], 500, 0);
				break;
			case 2:
				list1 [i] = new SeniorDeveloper(job[j] , name[r.nextInt(7)], 500, r.nextInt(15));
				break;
			case 3:
				list1 [i] = new TeamLeadDeveloper(job[j] , name[r.nextInt(7)], 500, r.nextInt(15));
				break;
			}
			
						
		}
		
		System.out.println("\n" + "-------------------Созданный случайным образом список разработчиков ---------------------" + "\n");
		
 		for (Developer d : list1) {
			sb = new StringBuilder()
				.append(d.getJob())
				.append("  ")
				.append(d.getName())
				.append(": ")
				.append(d.getBasicSalary())
				.append(" -> ")
				.append(d.getSalary());
			
			System.out.println(sb.toString());
	}
 		
 		System.out.println("-------------------SeniorDeveloper c зарплатой > 1500 --------------------------" + "\n" );
 		
 		for (Developer d : list1) {
 			if ((d.getSalary()> 1500) && d.getJob().equals("SeniorDeveloper")){
 				sb = new StringBuilder() // !!!
				.append(d.getJob())
				.append("  ")
				.append(d.getName())
				.append(": ")
				.append(d.getBasicSalary())
				.append(" -> ")
				.append(d.getSalary());
			
			System.out.println(sb.toString());
 			}
 		}
 		
 		//Написать код, который разделит список объектов Developer
 		//на 3 отдельных списка для Juniors, Seniors и Team Leads.
 		//Вывести списки на экран.
 		
 		System.out.println("\n" +"-------------------4 отдельных списка для Podavans, Juniors, Seniors и Team Leads. --------------------------" + "\n");
 		
 		Developer [] podavan = new Developer[100];
 		Developer [] junior = new Developer[100];
 		Developer [] senior = new Developer[100];
 		Developer [] teamliad = new Developer[100];
 		int p,j,s,t;
 		p=j=s=t=0;
 		
 		for (int i = 0; i< list1.length; i++){
 			if(list1[i].getJob().equals("PodavanDeveloper")){
 				podavan [p] = list1[i];
 				p++;
 			}
 			if(list1[i].getJob().equals("JuniorDeveloper")){
 				junior [j] = list1[i];
 				j++;
 			}
 			if(list1[i].getJob().equals("SeniorDeveloper")){
 				senior [s] = list1[i];
 				s++;
 			}
 			if(list1[i].getJob().equals("TeamLeadDeveloper")){
 				teamliad [t] = list1[i];
 				t++;
 			}
 		}
 		
 		//System.out.println(p + " " + j + " " + s + " " + t);
 		
 		System.out.println("\n" +"Подаваны  " + p +"       --------------" + "\n");
 		prn(podavan, p);
 		System.out.println("\n" + "Джуны  "+ j+ "\n");
 		prn(junior, j);
 		System.out.println("\n" + "Сеньёры  " + s + "\n");
 		prn(senior, s);
 		System.out.println("\n" + "Тимлиды  " + t + "\n");
 		prn(teamliad, t);
 		
}
	public static void prn(Developer[] d, int k){
		StringBuilder sb;
		for (int i =0; i < k; i++) {
			sb = new StringBuilder() // !!!
				.append(d[i].getJob())
				.append("  ")
				.append(d[i].getName())
				.append(": ")
				.append(d[i].getBasicSalary())
				.append(" -> ")
				.append(d[i].getSalary());
			
			System.out.println(sb.toString());
		
		}

	}
	
}

		
	

PodavanDeveloper

package Developers;

//Написать своего наследника Developer. Добавить его в
//существующий проект.

public class PodavanDeveloper extends Developer{
	
	public PodavanDeveloper (String job, String name, double basicSalary, int experience){
		super (job, name, basicSalary, experience);
	}
	
	@Override
	public double getSalary (){
		return (basicSalary * 0.5)+ (experience > 0 ? basicSalary * experience * 0.1 : 0);
	}

}

SeniorDeveloper

package Developers;

public class SeniorDeveloper extends Developer {

	public SeniorDeveloper(String job, String name, int basicSalary, int experience) {
		super(job, name, basicSalary, experience);
	}

	@Override
	public double getSalary() {
		return (basicSalary * 2) + (experience > 0 ? basicSalary * experience * 0.1 : 0);
	}
}

TeamLeadDeveloper

package Developers;

public class TeamLeadDeveloper extends Developer {

	public TeamLeadDeveloper(String job, String name, double basicSalary, int experience) {
		super(job, name, basicSalary, experience);
	}

	@Override
	public double getSalary() {
		return (basicSalary * 4) + (experience > 0 ? basicSalary * experience * 0.1 : 0);
	}
}