B10

pom.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>org.example</groupId>
+    <artifactId>StuffDemo</artifactId>
+    <version>1.0-SNAPSHOT</version>
+
+    <dependencies>
+        <dependency>
+            <groupId>com.googlecode.json-simple</groupId>
+            <artifactId>json-simple</artifactId>
+            <version>1.1.1</version>
+        </dependency>
+    </dependencies>
+    <properties>
+        <maven.compiler.source>1.7</maven.compiler.source>
+        <maven.compiler.target>1.7</maven.compiler.target>
+    </properties>
+</project>

projects.json

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+{
+  "projects": [
+    {
+      "name":"FirstProject",
+      "budget":5000000
+    },
+    {
+      "name":"SecondProject",
+      "budget":1000000
+    },
+    {
+      "name":"ThirdProject",
+      "budget":7000000
+    }
+  ]
+}

src/main/java/Cleaner.java

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+public class Cleaner extends Personal{
+    public Cleaner(int id, String name, int rate){
+        super(id, name, rate);
+    }
+}

src/main/java/Driver.java

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+public class Driver extends Personal{
+    protected boolean getBonus = false;
+    final protected int bonus = 3000;
+    public Driver(int id, String name, int rate){
+        super(id, name, rate);
+        if (rate > 180){
+            getBonus = true;
+        }
+    }
+
+    @Override
+    public int calcPayment() {
+        if (getBonus) {
+            return super.calcPayment() + bonus;
+        }
+        else{
+            return super.calcPayment();
+        }
+    }
+}

src/main/java/Employee.java

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+public abstract class Employee {
+    protected int id;
+    protected String name;
+    protected int worktime;
+    protected int payment;
+    protected String position;
+
+    public Employee (int id, String name){
+        this.id = id;
+        this.name = name;
+        this.position = this.getClass().toString().split(" ")[1];
+    }
+
+    public int getId() {
+        return id;
+    }
+
+    public int getPayment() {
+        return payment;
+    }
+
+    public int getWorktime() {
+        return worktime;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public String getPosition() {
+        return position;
+    }
+
+    public void setPayment(){
+        this.payment = calcPayment();
+    }
+
+    public void setWorktime(int worktime) {
+        this.worktime = worktime;
+    }
+
+    abstract protected int calcPayment();
+}

src/main/java/Engineer.java

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+public abstract class Engineer extends Employee implements WorkTime, Project{
+    protected double part;
+    protected int projectBudget;
+    protected int rate;
+
+    public Engineer(int id, String name, int rate, int projectBudget, double part){
+        super(id, name);
+        this.rate = rate;
+        this.projectBudget = projectBudget;
+        this.part = part;
+    }
+
+    public int calcPaymentByPart(){
+        return ((int)(projectBudget * part));
+    }
+
+    public int calcPaymentByRate(){
+        return worktime * rate;
+    }
+
+    @Override
+    public int calcPayment() {
+        return calcPaymentByRate() + calcPaymentByPart();
+    }
+}

src/main/java/Heading.java

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+public interface Heading {
+    final int PAYMENT= 2000;
+    int calcPaymentBySubs();
+}

src/main/java/Manager.java

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+public abstract class Manager extends Employee implements Project{
+    protected double part;
+    protected int projectBudget;
+
+    public Manager(int id, String name, int projectBudget, double part){
+        super(id, name);
+        this.projectBudget = projectBudget;
+        this.part = part;
+    }
+
+    public int calcPaymentByPart(){
+        return ((int)(projectBudget * part));
+    }
+}

src/main/java/Personal.java

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+public abstract class Personal extends Employee implements WorkTime{
+    protected int rate;
+
+    public Personal(int id, String name, int rate){
+        super(id, name);
+        this.rate = rate;
+    }
+    public int calcPaymentByRate(){
+        return worktime * rate;
+    }
+
+    @Override
+    public int calcPayment(){
+        return calcPaymentByRate();
+    }
+}

src/main/java/Programmer.java

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+public class Programmer extends Engineer{
+    public Programmer(int id, String name, int rate, int projectBudget, double part){
+        super(id, name, rate, projectBudget, part);
+    }
+}

src/main/java/Project.java

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+public interface Project {
+    int calcPaymentByPart();
+}

src/main/java/ProjectManager.java

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+public class ProjectManager extends Manager implements Heading{
+    protected int amountOfSubs;
+
+    public ProjectManager (int id, String name, int projectBudget, double part, int amountOfSubs){
+        super(id, name, projectBudget, part);
+        this.amountOfSubs = amountOfSubs;
+    }
+
+    public int calcPaymentBySubs(){
+        return amountOfSubs * PAYMENT;
+    }
+
+    @Override
+    public int calcPayment() {
+        return calcPaymentBySubs() + calcPaymentByPart();
+    }
+}

src/main/java/Projects.java

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+public class Projects {
+    private int budget;
+    private String name;
+
+    public Projects (String name, int budget){
+        this.name = name;
+        this.budget = budget;
+    }
+
+    public int getBudget() {
+        return budget;
+    }
+
+    public String getName(){
+        return name;
+    }
+}

src/main/java/SeniorManager.java

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+public class SeniorManager extends ProjectManager{
+    public SeniorManager (int id, String name, int projectBudget, double part, int amountOfSubs){
+        super(id, name, projectBudget, part, amountOfSubs);
+    }
+}

src/main/java/Staff.java

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+import java.util.ArrayList;
+import java.io.FileReader;
+import java.util.Iterator;
+import java.io.IOException;
+import org.json.simple.parser.JSONParser;
+import org.json.simple.JSONObject;
+import org.json.simple.parser.ParseException;
+import org.json.simple.JSONArray;
+
+public class Staff {
+    private ArrayList<Projects> projects;
+    private ArrayList<Employee> employees;
+
+    public Staff (String fileStaff, String fileProjects){
+        createProjects(fileProjects);
+        createEmployees(fileStaff);
+    }
+
+    public Projects findProjectByName(String projectName){
+        for (Projects project: projects){
+            if (project.getName().equals(projectName)){
+                return project;
+            }
+        }
+        System.out.println("Wrong project name. Check your data!");
+        return null;
+    }
+
+    public int calcAllProjectsBudget(){
+        int result = 0;
+        for (Projects project: projects){
+            result += project.getBudget();
+        }
+        if (0 >= result){
+            System.out.println("Error! Project budgets are uncorrect.");
+        }
+        return result;
+    }
+    public void createEmployees(String fileStaff){
+        employees = new ArrayList<Employee>();
+        JSONParser parser = new JSONParser();
+
+        try (FileReader reader = new FileReader(fileStaff)){
+            JSONObject object = (JSONObject)parser.parse(reader);
+            JSONArray employeesArr = (JSONArray) object.get("employees");
+            Iterator employeesIterator = employeesArr.iterator();
+
+            while(employeesIterator.hasNext()) {
+                JSONObject emp = (JSONObject) employeesIterator.next();
+                int id = ((Long) emp.get("id")).intValue();
+                String fio = (String) emp.get("fio");
+                String position = (String) emp.get("position");
+                int rate = 0;
+                String projectName = null;
+                Double part = 0.0;
+                int projectBudget = 0;
+                int subs = 0;
+                Employee employee = null;
+                switch (position){
+                    case "Programmer":
+                        rate = ((Long) emp.get("rate")).intValue();
+                        projectName = (String) emp.get("project");
+                        part = (Double) emp.get("part");
+                        projectBudget = findProjectByName(projectName).getBudget();
+                        employee = new Programmer(id, fio, rate, projectBudget, part);
+                        break;
+
+                    case "Tester":
+                        rate = ((Long) emp.get("rate")).intValue();
+                        projectName = (String) emp.get("project");
+                        part = (Double) emp.get("part");
+                        projectBudget = findProjectByName(projectName).getBudget();
+                        employee = new Tester(id, fio, rate, projectBudget, part);
+                        break;
+
+                    case "Cleaner":
+                        rate = ((Long) emp.get("rate")).intValue();
+                        employee = new Cleaner(id, fio, rate);
+                        break;
+
+                    case "Driver":
+                        rate = ((Long) emp.get("rate")).intValue();
+                        employee = new Driver(id, fio, rate);
+                        break;
+
+                    case "TeamLeader":
+                        rate = ((Long) emp.get("rate")).intValue();
+                        projectName = (String) emp.get("project");
+                        part = (Double) emp.get("part");
+                        projectBudget = findProjectByName(projectName).getBudget();
+                        subs = ((Long) emp.get("subs")).intValue();
+                        employee = new TeamLeader(id, fio, rate, projectBudget, part, subs);
+                        break;
+
+                    case "ProjectManager":
+                        projectName = (String) emp.get("project");
+                        part = (Double) emp.get("part");
+                        projectBudget = findProjectByName(projectName).getBudget();
+                        subs = ((Long) emp.get("subs")).intValue();
+                        employee = new ProjectManager(id, fio, projectBudget, part, subs);
+                        break;
+
+                    case "SeniorManager":
+                        projectName = (String) emp.get("project");
+                        part = (Double) emp.get("part");
+                        projectBudget = calcAllProjectsBudget();
+                        subs = ((Long) emp.get("subs")).intValue();
+                        employee = new SeniorManager(id, fio, projectBudget, part, subs);
+                        break;
+
+                    default:
+                        System.out.println("Error! Wrong position in file with employees.");
+                        return;
+                }
+                employees.add(employee);
+            }
+        }
+        catch (ParseException | IOException e){
+            e.printStackTrace();
+        }
+    }
+
+    public void createProjects(String fileProjects){
+        projects = new ArrayList<Projects>();
+        JSONParser parser = new JSONParser();
+        try (FileReader reader = new FileReader(fileProjects)){
+            JSONObject object = (JSONObject)parser.parse(reader);
+            JSONArray projectsArr = (JSONArray) object.get("projects");
+            Iterator projectsIterator = projectsArr.iterator();
+            String name = null;
+            int budget = 0;
+            while(projectsIterator.hasNext()) {
+                JSONObject pr = (JSONObject) projectsIterator.next();
+                name = (String) pr.get("name");
+                budget = ((Long) pr.get("budget")).intValue();
+                Projects project = new Projects (name, budget);
+                projects.add(project);
+            }
+        }
+        catch (ParseException | IOException e){
+            e.printStackTrace();
+        }
+    }
+    public void calcPaymentForAllStaff(int worktime){
+        for (Employee emp: employees){
+            emp.setWorktime(worktime);
+            emp.setPayment();
+        }
+    }
+    public void printData(){
+        for (Employee emp: employees){
+            System.out.println(emp.getId() + " " + emp.getName() + " " + emp.getPosition() + " отработал " +
+                    emp.getWorktime() + " часов. Зарплата " + emp.getPayment());
+        }
+    }
+}