SevdaImany9831010

SevdaImany/Lab4/Main.java

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+import java.util.ArrayList;
+
+/**
+ * this is a check for voting system
+ */
+public class Main {
+
+
+    /** 
+     * @param args
+     */
+    public static void main(String[] args) {
+        //create a new voting system
+        VotingSystem votingSystem = new VotingSystem();
+
+        //set a question
+        String question = "Are you happy?";
+
+        //set the choices
+        ArrayList<String> choices = new ArrayList<String>();
+        choices.add("Yes");
+        choices.add("No");
+
+        //create a new voting
+        votingSystem.createVoting(question, 0, choices);
+
+        //print a voting
+        votingSystem.printVoting(0);
+
+        //create a new voter
+        Person voter = new Person("Sevda", "Imany");
+
+        //create a new list for voter's choices
+        ArrayList<String> voterChoices = new ArrayList<>();
+
+        voterChoices.add("No");
+
+        //add the voter to system
+        votingSystem.vote(0, voter, voterChoices);
+
+        //set another voter
+        voter = new Person("negin", "kheirmand");
+        votingSystem.vote(0, voter, null);
+        votingSystem.printvotes(0);
+
+    }
+
+}

SevdaImany/Lab4/Person.java

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+/**
+ * This class represent a person
+ * it holds the full name of a person
+ * 
+ * @author sevda imany
+ * @version 0.0
+ */
+public class Person {
+    //the name of a persom
+   private String  firstName;
+   //the last name of a person
+   private String  lastName;
+
+   /**
+    * creat a new person with given name
+    */
+    public Person(String firstName, String lastName) {
+        this.firstName = firstName;
+        this.lastName = lastName;
+    }
+
+
+    /** 
+     * get person's first name
+     * @return 
+     */
+    public String getFirstName() {
+        return firstName;
+    }
+
+
+
+    /** 
+     * get person's last name
+     * @return 
+     */
+    public String getLastName() {
+        return lastName;
+    }
+
+
+    /** 
+     * @return a String of a person feilds
+     */
+    @Override
+    public String toString() {
+        return "Person [firstName=" + firstName + ", lastName=" + lastName + "]";
+    }
+
+
+}

SevdaImany/Lab4/Vote.java

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+
+/**
+ * this class represent a vote in voting class
+ * 
+ * @author sevda imany
+ * @version 0.0
+ */
+public class Vote {
+    //the voter
+   private Person person;
+   //the date of vote
+   private String date;
+
+   /**
+    * creat a new vote 
+    * @param person
+    * @param date
+    */
+    public Vote(Person person, String date) {
+        this.person = person;
+        this.date = date;
+    }
+
+
+    /** 
+     * get person
+     * @return 
+     */
+    public Person getPerson() {
+        return person;
+    }
+
+
+
+    /** 
+     * get date
+     * @return 
+     */
+    public String getDate() {
+        return date;
+    }
+
+
+    /** 
+     * @return int
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 31;
+        int result = 1;
+        result = prime * result + ((person == null) ? 0 : person.hashCode());
+        return result;
+    }
+
+
+    /** 
+     *  equality of two object
+     * @param obj
+     * @return boolean
+     */
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (obj == null)
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        Vote other = (Vote) obj;
+        if (person == null) {
+            if (other.person != null)
+                return false;
+        } else if (!person.equals(other.person))
+            return false;
+        return true;
+    }
+
+
+
+}

SevdaImany/Lab4/Voting.java

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+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.HashSet;
+import ir.huri.jcal.JalaliCalendar;
+
+/**
+ * this class represent a voting in voting system
+ * 
+ * @author sevda imany
+ * @version 0.0
+ */
+public class Voting {
+    //0 if voter possible choose is one otherwise 1
+    private int type;
+    //the question of voting
+    private String question;
+    //the list of voters
+    private ArrayList<Person> voters;
+    //the choices
+    private HashMap<String, HashSet<Vote>> polls;
+    private JalaliCalendar calendar;
+
+    /**
+     * create a new voting with given type and question
+     * @param type
+     * @param question
+     */
+    public Voting(int type, String question) {
+        this.type = type;
+        this.question = question;
+        voters = new ArrayList<Person>();
+        polls = new HashMap<String, HashSet<Vote>>();
+        calendar = new JalaliCalendar();
+    }
+
+
+
+
+    /** 
+     * get question
+     * @return 
+     */
+    public String getQuestion() {
+        return question;
+    }
+
+    /**
+     * this method print all voters name
+     */
+    public void getVoters() {
+        for (Person voter : voters) {
+            System.out.println(voter.toString());
+        }
+    }
+
+
+
+
+    /** 
+     * @return HashMap<String, HashSet<Vote>>
+     */
+    public HashMap<String, HashSet<Vote>> getPolls() {
+        return polls;
+    }
+
+
+
+    /** 
+     * create a new choise
+     * @param choice
+     */
+    public void createChoice(String choice) {
+        polls.put(choice, new HashSet<Vote>());
+    }
+
+
+
+    /** 
+     * @return choices
+     */
+    public ArrayList<String> getChoices() {
+        ArrayList<String> choices = new ArrayList<>();
+
+        for (String choice : polls.keySet()) {
+            choices.add(choice);
+        }
+
+        return choices;
+    }
+
+
+
+    /** 
+     * this method add a person's vote
+     * @param person : the voter
+     * @param votes : the voter's votes
+     */
+    public void vote(Person person,ArrayList<String> votes){
+        for(Person p : voters){
+            if(p.equals(person)){
+                System.out.println("You can vote once");
+                return;
+            }
+        }
+
+        if(type == 0){
+            if(votes.size() != 1){
+                System.out.println("You have one choice!");
+                return;
+            }
+        }
+
+        String date= calendar.toString();
+        Vote vote = new Vote(person,date);
+        voters.add(person);
+
+        for(String s : votes){
+            for(String choice : polls.keySet()){
+                if(s.equals(choice)){
+                    polls.get(choice).add(vote);
+                }
+            }
+        }
+    }
+
+    /**
+     * this method show the votes
+     */
+    public void printVotes(){
+        for (String s : polls.keySet()){
+            int size = polls.get(s).size();
+            System.out.println(s + " : " + size);
+        }
+    }
+
+
+    /** 
+     * get type
+     * @return 
+     */
+    public int getType() {
+        return type;
+    }
+
+
+}