Organization.java

package com.urise.webapp.model;

import com.urise.webapp.util.DateUtil;
import com.urise.webapp.util.LocalDateAdapter;

import javax.xml.bind.annotation.XmlAccessType;
import javax.xml.bind.annotation.XmlAccessorType;
import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
import java.io.Serializable;
import java.time.LocalDate;
import java.time.Month;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Objects;
import static com.urise.webapp.util.DateUtil.NOW;

@XmlAccessorType(XmlAccessType.FIELD)
public class Organization implements Serializable {
    private  Link homePage;
    private List<Position> positions = new ArrayList<>();

    public Organization() {
    }

    public Organization(String name, String url, Position... positions) {
        this(new Link(name, url), Arrays.asList(positions));
    }

    public Organization(String name, String url, List<Position> positions) {
        this(new Link(name, url), positions);
    }

    public Organization(Link homePage, List<Position> positions) {
        this.homePage = homePage;
        this.positions = positions;
    }

    @Override
    public String toString() {
        return "Organization(" + homePage + positions + ')';
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Organization that = (Organization) o;
        return Objects.equals(homePage, that.homePage) &&
                Objects.equals(positions, that.positions);
    }

    @Override
    public int hashCode() {
        int result = homePage != null ? homePage.hashCode() : 0;
        result = 31 * result + (positions != null ? positions.hashCode() : 0);
        return result;
    }

    public Link getHomePage() {
        return homePage;
    }

    public List<Position> getPositions() {
        return positions;
    }

    @XmlAccessorType(XmlAccessType.FIELD)
    public static class Position implements Serializable {
        @XmlJavaTypeAdapter(LocalDateAdapter.class)
        private  LocalDate startDate;
        @XmlJavaTypeAdapter(LocalDateAdapter.class)
        private  LocalDate endDate;
        private  String title;
        private  String description;

        public Position(int startYear, Month startMonth, String title, String description) {
            this(DateUtil.of(startYear, startMonth), NOW, title, description);
        }

        public Position(int startYear, Month startMonth, int endYear, Month endMonth, String title, String description) {
            this(DateUtil.of(startYear, startMonth), DateUtil.of(endYear, endMonth), title, description);
        }

        public Position() {
        }
        public Position(LocalDate startDate, LocalDate endDate, String title, String description) {
            Objects.requireNonNull(startDate, "startDate must not be null");
            Objects.requireNonNull(endDate, "endDate must not be null");
            Objects.requireNonNull(title, "title must not be null");
            this.startDate = startDate;
            this.endDate = endDate;
            this.title = title;
            this.description = description==null?"":description;
        }

        public void setStartDate(LocalDate startDate) {
            this.startDate = startDate;
        }

        public void setEndDate(LocalDate endDate) {
            this.endDate = endDate;
        }

        public void setTitle(String title) {
            this.title = title;
        }

        public void setDescription(String description) {
            this.description = description;
        }

        public LocalDate getStartDate() {
            return startDate;
        }

        public LocalDate getEndDate() {
            return endDate;
        }

        public String getTitle() {
            return title;
        }

        public String getDescription() {
            return description;
        }

        @Override
        public boolean equals(Object o) {
            if (this == o) return true;
            if (o == null || getClass() != o.getClass()) return false;

            Position position = (Position) o;

            if (!startDate.equals(position.startDate)) return false;
            if (!endDate.equals(position.endDate)) return false;
            if (!title.equals(position.title)) return false;
            return description != null ? description.equals(position.description) : position.description == null;
        }

        @Override
        public int hashCode() {
            int result = startDate.hashCode();
            result = 31 * result + endDate.hashCode();
            result = 31 * result + title.hashCode();
            result = 31 * result + (description != null ? description.hashCode() : 0);
            return result;
        }

        @Override
        public String toString() {
            return "Position{" +
                    "startDate=" + startDate +
                    ", endDate=" + endDate +
                    ", title='" + title + '\'' +
                    ", description='" + description + '\'' +
                    '}';
        }

    }

}