Д/З к семинару 1

.gitignore

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+# Default ignored files
+/shelf/
+/workspace.xml
+/out/
+*.iml
+*.xml
+
+# Compiled class file
+*.class
+
+# Log file
+*.log
+
+# BlueJ files
+*.ctxt
+
+# Mobile Tools for Java (J2ME)
+.mtj.tmp/
+
+# Package Files #
+*.jar
+*.war
+*.nar
+*.ear
+*.zip
+*.tar.gz
+*.rar
+
+# virtual machine crash logs, see http://www.java.com/en/download/help/error_hotspot.xml
+hs_err_pid*
+replay_pid*
+
+# custom file or directories
+/.idea
+*.out

src/ru/gb/family_tree/Main.java

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+package ru.gb.family_tree;
+
+import ru.gb.family_tree.view.ConsoleUI;
+import ru.gb.family_tree.view.View;
+
+public class Main {
+
+ public static void main(String[] args) {
+
+ View view = new ConsoleUI();
+ view.start();
+ }
+}

src/ru/gb/family_tree/model/human/Gender.java

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+package ru.gb.family_tree.model.human;
+
+public enum Gender {
+ MALE, FEMALE
+}

src/ru/gb/family_tree/model/human/Human.java

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+package ru.gb.family_tree.model.human;
+
+import ru.gb.family_tree.model.tree.TreeElement;
+
+import java.io.Serializable;
+import java.time.LocalDate;
+import java.time.Period;
+import java.util.ArrayList;
+import java.util.List;
+
+public class Human implements Serializable, Comparable<Human>, TreeElement {
+ private int id;
+ private String name;
+ private LocalDate dob, dod;
+ private Gender gender;
+ private List<Human> children;
+ private Human mother, father;
+
+ // # Конструкторы
+
+ /**
+ * Конструктор класса Human для семейного древа.
+ * Для умершего человека
+ * @param name Имя
+ * @param dob Дата рождения
+ * @param dod Дата смерти
+ * @param gender Пол
+ * @param children Список детей
+ * @param mother Мать
+ * @param father Отец
+ */
+ public Human(String name, LocalDate dob, LocalDate dod , Gender gender, List<Human> children, Human mother, Human father) {
+ this.id = -1;
+ this.name = name;
+ this.dob = dob;
+ this.dod = dod;
+ this.gender = gender;
+ this.children = children;
+ this.mother = mother;
+ this.father = father;
+ }
+
+
+ public Human(String name, LocalDate dob, Gender gender) {
+ this(name, dob, null, gender, null, null, null);
+ }
+
+ // # Геттеры
+
+ public int getId() {
+ return id;
+ }
+
+ public String getName() {
+ return name;
+ }
+
+ public LocalDate getDob() {
+ return dob;
+ }
+
+ public LocalDate getDod() {
+ return dod;
+ }
+
+ public Gender getGender() {
+ return gender;
+ }
+
+ public List<Human> getChildren() {
+ return children;
+ }
+
+ public String getChildrenNames(){
+ StringBuilder childrenString = new StringBuilder();
+ childrenString.append("{");
+ if (this.getChildren()!=null){
+ for (Human child : this.getChildren()) {
+ childrenString.append(child.name);
+ childrenString.append(", ");
+ }
+ childrenString.deleteCharAt(childrenString.length()-1);
+ childrenString.deleteCharAt(childrenString.length()-1);
+ childrenString.append("}");
+ }
+ else {
+ return null;
+ }
+ return childrenString.toString();
+ }
+ public Human getMother() {
+ return mother;
+ }
+
+ public Human getFather() {
+ return father;
+ }
+
+ private int getPeriod(LocalDate start, LocalDate end) {
+ Period diff = Period.between(start,end);
+ return diff.getYears();
+ }
+
+ public int getAge() {
+ if (dod == null) {
+ return getPeriod(dob, LocalDate.now());
+ } else {
+ return getPeriod(dob, dod);
+ }
+ }
+
+
+
+ // # Сеттеры
+
+
+ public void setId(int id) {
+ this.id = id;
+ }
+
+ public void setName(String name) {
+ this.name = name;
+ }
+
+ public void setDob(LocalDate dob) {
+ this.dob = dob;
+ }
+
+ public void setDod(LocalDate dod) {
+ this.dod = dod;
+ }
+
+ public void setGender(Gender gender) {
+ this.gender = gender;
+ }
+
+ public void setChildren(List<Human> children) {
+ this.children = children;
+ }
+
+ public void setMother(Human mother) {
+ this.mother = mother;
+ }
+
+ public void setFather(Human father) {
+ this.father = father;
+ }
+
+ public void addChild(Human child){
+ if (this.gender==gender.MALE){
+ child.setFather(this);
+ }
+ if (this.gender==gender.FEMALE){
+ child.setMother(this);
+ }
+ if (this.children == null) {
+ children = new ArrayList<>();
+ }
+ this.children.add(child);
+ }
+
+ public void addParent(Human parent){
+ if (parent.gender==gender.MALE){
+ this.setFather(parent);
+ }
+ if (parent.gender==gender.FEMALE){
+ this.setMother(parent);
+ }
+ parent.addChild(this);
+ }
+
+ @Override
+ public String toString() {
+ return getInfo();
+ }
+
+ private String getInfo() {
+ StringBuilder stringBuilder = new StringBuilder();
+
+ stringBuilder.append("ID: ");
+ stringBuilder.append(id);
+
+ stringBuilder.append(") Имя: ");
+ stringBuilder.append(name);
+
+ stringBuilder.append(", дата рождения: ");
+ stringBuilder.append(dob);
+
+ stringBuilder.append(", пол: ");
+ stringBuilder.append(gender);
+
+ stringBuilder.append(", дата смерти: ");
+ if (dod != null) {
+ stringBuilder.append(dod);
+ } else {
+ stringBuilder.append("неизвестна");
+ }
+
+ stringBuilder.append(", отец: ");
+ if (father != null) {
+ stringBuilder.append(getFather().getName());
+ } else {
+ stringBuilder.append("неизвестен");
+ }
+
+ stringBuilder.append(", мать: ");
+ if (mother != null) {
+ stringBuilder.append(getMother().getName());
+ } else {
+ stringBuilder.append("неизвестна");
+ }
+
+ stringBuilder.append(", дети: ");
+ if (children != null) {
+ stringBuilder.append(getChildrenNames());
+ } else {
+ stringBuilder.append("отсутствуют;");
+ } 
+
+ return stringBuilder.toString();
+ }
+
+ @Override
+ public int compareTo(Human o) {
+ return this.name.compareTo(o.name);
+ }
+}
+

src/ru/gb/family_tree/model/iterators/ElementIterator.java

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+package ru.gb.family_tree.model.iterators;
+
+import ru.gb.family_tree.model.tree.TreeElement;
+
+import java.util.Iterator;
+import java.util.List;
+
+public class ElementIterator<T extends TreeElement> implements Iterator<T> {
+
+ private int index;
+ private List<T> familyList;
+
+ public ElementIterator(List<T> familyList) {
+ this.familyList = familyList;
+ }
+
+ @Override
+ public boolean hasNext() {
+ return index < familyList.size();
+ }
+
+ @Override
+ public T next() {
+ return familyList.get(index++);
+ }
+}

src/ru/gb/family_tree/model/service/FamilyTreeService.java

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+package ru.gb.family_tree.model.service;
+
+import java.time.LocalDate;
+
+public interface FamilyTreeService {
+ void addObject(String name, LocalDate dob, String viewGender);
+
+ String getTreeInfo();
+
+ void sortByAge();
+
+ void sortByName();
+
+ boolean save();
+
+ void read();
+
+ void addParentByID(int parentID, int childID);
+}