Assignment-01

H071191014/Main.java

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+import java.util.HashMap;
+import java.util.Map;
+
+public class Main {
+
+  public static void main(String[] args) {
+    Map<String, String> facultyMap = new HashMap<>();
+    Map<String, String> majorMap = new HashMap<>();
+    facultyMap.put("Nama Fakultas Lain", "A");
+    facultyMap.put("Nama Fakultas Lain", "B");
+    facultyMap.put("Nama Fakultas Lain", "C");
+    facultyMap.put("Nama Fakultas Lain", "D");
+    facultyMap.put("Nama Fakultas Lain", "E");
+    facultyMap.put("Nama Fakultas Lain", "F");
+    facultyMap.put("Nama Fakultas Lain", "G");
+    facultyMap.put("MIPA", "H");
+    majorMap.put("Prodi Lain", "01");
+    majorMap.put("Prodi Lain", "02");
+    majorMap.put("Prodi Lain", "03");
+    majorMap.put("Prodi Lain", "04");
+    majorMap.put("Prodi Lain", "05");
+    majorMap.put("Prodi Lain", "06");
+    majorMap.put("Ilmu Komputer", "07");
+
+    Student student1 = new Student();
+    Student student2 = new Student();
+    Student student3 = new Student();
+
+    student1.setFirstName("mUHammAd");
+    student1.setLastName("fITRAH");
+    student1.setRegisterYear(2017);
+    student1.setFaculty("MIPA");
+    student1.setDepartment("Matematika");
+    student1.setMajor("Ilmu Komputer");
+    student1.setId(facultyMap, majorMap);
+    student1.setEmail(facultyMap);
+
+    student2.setFirstName("KENNEDY");
+    student2.setLastName("");
+    student2.setRegisterYear(2017);
+    student2.setFaculty("MIPA");
+    student2.setDepartment("Matematika");
+    student2.setMajor("Ilmu Komputer");
+    student2.setId(facultyMap, majorMap);
+    student2.setEmail(facultyMap);
+
+    student3.setFirstName("Khawaritzmi");
+    student3.setLastName("abdallah ahmad");
+    student3.setRegisterYear(2017);
+    student3.setFaculty("MIPA");
+    student3.setDepartment("Matematika");
+    student3.setMajor("Ilmu Komputer");
+    student3.setId(facultyMap, majorMap);
+    student3.setEmail(facultyMap);
+
+    student1.description();
+    student2.description();
+    student3.description();
+
+  }
+}

H071191014/Student.java

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+import java.util.Map;
+import java.util.Random;
+
+public class Student {
+
+	private String id;
+	private String firstName= "";
+	private String lastName;
+	private String email;
+	private String faculty;
+	private String department;
+	private String major;
+	private int registerYear;
+
+  void setFirstName(String fn) { firstName= fn; }
+	void setLastName(String ln) { lastName= ln;}
+	void setEmail(String email) { this.email= email;}
+	void setFaculty(String fakultas) { faculty= fakultas;}
+	void setDepartment(String depart) { department= depart;}
+	void setMajor(String prodi) { major= prodi;}
+	void setRegisterYear(int tahunMasuk) { registerYear= tahunMasuk;}
+
+	String getId() { return id;}
+	String getEmail() { return email;}
+	String getFaculty() { return faculty;}
+	String getDepartment() { return department;}
+	String getMajor() { return major;}
+
+	public String getFullName() {
+		String a;
+		if(firstName.length()==0) a= (lastName.toLowerCase());
+		else a= ((firstName+" "+lastName).toLowerCase());
+
+		char [] b= a.toCharArray();
+			for (int i=0; i<a.length(); i++) {
+	        	if (i==0 && b[i]!=' ' || b[i]!=' ' && b[i-1]==' ') {
+	        		if (b[i] >= 'a' && b[i] <= 'z') b[i] = (char)(b[i] - 'a' + 'A');
+	            }
+	        }
+        a= new String(b);
+       	return a;
+	}
+
+	public void setId(Map<String , String> fakultas, Map<String , String> prodi) {
+		Random random= new Random();
+		id= fakultas.get(faculty) + prodi.get(major) + 1 + (""+registerYear).substring(2) + 0 +random.nextInt(61);
+	}
+
+	public void setEmail(Map <String , String> fakultas) {
+		String [] a= (getFullName().toLowerCase()).split(" ");
+		String kata1= a[a.length-1];
+		String kata2= "";
+			for(int i=0; i<a.length; i++) {
+				kata2+= a[i].charAt(0);
+			}
+		email= kata1 + kata2.substring(0,kata2.length()-1) + (""+registerYear).substring(2) + fakultas.get(faculty) + "@student.unhas.ac.id";
+	}
+
+	public void description() {
+		System.out.printf("Nama\t\t: %s\n", getFullName());
+		System.out.printf("NIM\t\t: %s\n", getId());
+		System.out.printf("Email Mahasiswa : %s\n", getEmail());
+		System.out.printf("Fakultas\t: %s\n", faculty);
+		System.out.printf("Departemen\t: %s\n", department);
+		System.out.printf("Prodi\t\t: %s\n\n", major);
+	}
+}

assignment-02/H071191014/DataSource.java

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+import java.io.BufferedReader;
+import java.io.FileReader;
+import java.io.IOException;
+import java.util.HashMap;
+import java.util.Map;
+
+class DataSource{
+    private Map <String, User> userMap = new HashMap<>();
+    private Map <Integer, UserDetail> userDetailMap = new HashMap<>();
+    static DataSource dataSource = new DataSource();
+
+    private DataSource(){}
+
+    public static DataSource getObject(){
+        return dataSource;
+    }
+
+    String read(String fileName) throws IOException{
+        FileReader reader = null;
+        BufferedReader read = null;
+        String tempString = "";
+        try{
+            reader = new FileReader(fileName);
+            read = new BufferedReader(reader);
+
+            String lineRead = "";
+            while((lineRead = read.readLine()) != null){
+                tempString += lineRead + "\n";
+            }
+        }
+        catch (IOException e){
+            System.out.println("something went wrong with file handling");
+        }
+        finally{
+            try{
+                if(reader != null){
+                    reader.close();
+                }
+                if(read != null){
+                    read.close();
+                }
+            }
+            catch(IOException io){
+                System.out.println("unclosed");
+            }
+        }
+        return tempString;
+    }
+
+    private void putUserDetail() throws IOException{
+        String dataSplit[] = read("UserDetail.txt").split("\n");
+
+        for(int i = 0; i < dataSplit.length; i++){
+            String userData[] = dataSplit[i].split(";");
+            Integer id = Integer.parseInt(userData[0]);
+            userDetailMap.put(id, new UserDetail(id, userData[1], userData[2], userData[3]));
+        }
+    }
+
+    private void putUser() throws IOException{
+        String dataSplit[] = read("User.txt").split("\n");
+
+        for(int i = 0; i < dataSplit.length; i++){
+            String userData[] = dataSplit[i].split(";");
+            Integer id = Integer.parseInt(userData[0]);
+            userMap.put(userData[1], new User(id, userData[1], userData[2]));
+        }
+    }
+
+    public User getUser(String key) throws IOException{
+        putUser();
+        return userMap.get(key);
+    }
+
+    public UserDetail getUserDetail(Integer key) throws IOException{
+        putUserDetail();
+        return userDetailMap.get(key);
+    }
+}

assignment-02/H071191014/Login.java

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+import java.io.IOException;
+
+class Login{
+    private User user;
+    private UserDetail userDetail;
+    private DataSource dataSource;
+    boolean is_accesible = false;
+    static Login login = new Login();
+
+
+    private Login(){}
+
+    static Login getObject(){
+        return login;
+    }
+
+    public void auth(String userName, String password) throws IOException{
+        dataSource = DataSource.getObject();
+        user = dataSource.getUser(userName);
+        is_accesible = password.equals(user.getPassword()) ? true:false;
+        userDetail = is_accesible ? dataSource.getUserDetail(user.getId()):null;
+
+    }
+
+    public void status(){
+        if(userDetail == null){
+            System.out.println("NoSuchElementException");
+        }else{
+            System.out.println("Name            : " + userDetail.getName());
+            System.out.println("Email           : " + userDetail.getEmail());
+            System.out.println("Date of Birth   : " + userDetail.getBirth());
+            System.out.println("UserName        : " + user.getUserName());
+            System.out.println("Password        : " + user.getPassword());
+        }
+    }
+}

assignment-02/H071191014/Main.java

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+import java.io.IOException;
+
+class Main{
+    public static void main(String[] args) throws IOException{
+        Login login = Login.getObject();
+
+        login.auth("farhan", "Parhan");
+        login.status();
+    }
+}

assignment-02/H071191014/User.java

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+import java.util.Map;
+
+class User{
+    private Integer id;
+    private String userName;
+    private String password;
+    private UserDetail userDetail;
+
+    public User(Integer id, String userName, String password){
+        this.id = id;
+        this.userName = userName;
+        this.password = password;
+    }
+    public String getPassword(){
+        return password;
+    }
+    public Integer getId(){
+        return id;
+    }
+    public String getUserName(){
+        return userName;
+    }
+
+    // public void setUserDetail(Map <Integer, UserDetail> userDetailMap)
+    // {
+    //     userDetail = userDetailMap.get(id);
+    // }
+}

assignment-02/H071191014/User.txt

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+1;fitrh;12345678
+2;arzk;qwerty
+3;ken;asdf
+4;naim;Naim
+5;farhan;Parhan

assignment-02/H071191014/UserDetail.java

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+class UserDetail{
+    private Integer id;
+    private String name;
+    private String dateOfBirth;
+    private String email;
+
+    public UserDetail(Integer id, String name, String dateOfBirth, String email){
+        this.id = id;
+        this.name = name;
+        this.dateOfBirth = dateOfBirth;
+        this.email = email;
+    }
+    public String getName(){
+		    return name;
+    }
+    public String getBirth(){
+        return dateOfBirth;
+    }
+    public String getEmail(){
+        return email;
+    }
+}

assignment-02/H071191014/UserDetail.txt

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+1;Muhammad Fitrah;04-09-1998;fitrahm17h@student.unhas.ac.id
+2;Muhammad Arizki;00-00-0000;arizkim17h@student.unhas.ac.id
+3;Kennedy;00-02-2000;kennedy17h@student.unhas.ac.id
+4;Muhammad Muflihun Naim;00-00-0000;naimmm17h@student.unhas.ac.id
+5;Farhan Ramdhani;00-00-0000;ramdhanif17h@student.unhas.ac.id