Tugas PBO A - Integra

Tugas kali ini adalah membuat simulasi integra menggunakan Java. Program ini hanya dapat sebatas menyimpan dan menampilkan data saja.

Berikut class-class yang saya gunakan,

Mahasiswa:

 /**  
  * Write a description of class Mahasiswa here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 import java.util.ArrayList;  
 public class Mahasiswa extends Civitas  
 {  
   private String nrp;  
   private ArrayList<Matkul> mk;  
   private ArrayList<Buku> buku;  
   public Mahasiswa(String Nama, int Umur, String TTL, String Alamat, String NRP){  
     super(Nama,Umur,TTL,Alamat);  
     nrp = NRP;  
     mk = new ArrayList<Matkul>();  
     buku = new ArrayList<Buku>();  
   }  
   public String getNRP(){  
     return nrp;  
   }  
   public void addMK(Matkul matkul){  
     mk.add(matkul);  
   }  
   public void dropMK(Matkul matkul){  
     mk.remove(matkul);  
   }  
   public void pinjamBuku(Buku book){  
     buku.add(book);  
   }  
   public void pengembalianBuku(Buku book){  
     buku.remove(book);  
   }  
   public void print(){  
     System.out.println("NRP: " + nrp);  
     super.display();  
     for(Matkul MK : mk){  
       System.out.println("Mata Kuliah: " + MK.getMK());  
     }  
   }  
   public void prnt()   
   {   
    System.out.println("NRP :" +nrp);  
    super.display();    
   }   
 }  

Matkul:

 /**  
  * Write a description of class Matkul here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class Matkul  
 {  
   private int kode;   
   private String mata_kuliah;   
   private int jum_sks;   
   private String kl;   
   private String dosen;   
   public Matkul(int kd,String mk, int sks)   
   {   
    kode = kd;   
    mata_kuliah = mk;   
    jum_sks = sks;   
   }   
   public void addDosen(Dosen dsn)   
   {   
    dosen=dsn.getDosen();   
   }   
   public String getNamaDosen()   
   {   
    return dosen;   
   }   
   public String getMK()   
   {   
    return mata_kuliah;   
   }   
   public void addKelas(Kelas kls)   
   {   
    kl=kls.getKelas();   
   }   
   public String getKls()   
   {   
    return kl;   
   }   
   public void print()   
   {   
    System.out.println("Kode :" +kode);   
    System.out.println("Mata Kuliah :" +mata_kuliah);   
    System.out.println("Jumlah SKS :" +jum_sks);   
   }   
 }  

Database:

 /**  
  * Write a description of class Database here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 import java.util.ArrayList;  
 public class Database  
 {  
   private ArrayList<Mahasiswa> mahasiswa;  
   private ArrayList<Dosen> dosen;  
   private ArrayList<Pegawai> pegawai;  
   public Database(){  
     mahasiswa = new ArrayList<Mahasiswa>();  
     dosen = new ArrayList<Dosen>();  
     pegawai = new ArrayList<Pegawai>();  
   }  
   public void addMahasiswa(Mahasiswa Themhs)   
   {   
    mahasiswa.add(Themhs);   
   }   
   public void addDosen(Dosen dsn)   
   {   
    dosen.add(dsn);   
   }   
   public void addPegawai(Pegawai pgw)   
   {   
    pegawai.add(pgw);   
   }   
   public void listMahasiswa()   
   {   
    for(Mahasiswa mhs : mahasiswa)   
    {   
     mhs.prnt();   
     System.out.println();   
    }   
   }   
   public void listDosen()   
   {   
    for(Dosen dsn : dosen)   
    {   
     dsn.prnt();   
     System.out.println();   
    }   
   }   
   public void listPegawai()   
   {   
    for(Pegawai pgw : pegawai)   
    {   
     pgw.prnt();   
     System.out.println();   
    }   
   }   
   public void delMahasiswa(Mahasiswa Themhs)   
   {   
    mahasiswa.remove(Themhs);   
   }   
   public void delPegawai(Pegawai pgw)   
   {   
    pegawai.remove(pgw);   
   }   
   public void delMahasiswa(Dosen dsn)   
   {   
    dosen.remove(dsn);   
   }   
 }  

Pegawai:

 /**  
  * Write a description of class Pegawai here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 import java.util.ArrayList;   
  public class Pegawai extends Civitas   
  {   
   private String NIP;   
   private ArrayList<Buku> buku;   
   public Pegawai(String Nama, int Umur, String TTL, String Alamat, String nip)   
   {   
    super(Nama,Umur,TTL,Alamat);   
    NIP = nip;   
    buku = new ArrayList<Buku>();   
   }   
   public void minjamBuku(Buku book)   
   {   
    buku.add(book);   
   }   
   public void kembalikanBuku(Buku book)   
   {   
    buku.remove(book);   
   }   
   public void print()   
   {   
    super.display();   
    System.out.println("NIP :" +NIP);   
    for(Buku bukuu : buku)   
    {   
     System.out.println("Buku yang dipinjam :" +bukuu.getJudul());   
    }   
   }   
   public void prnt()   
   {   
    super.display();   
    System.out.println("NIP :" +NIP);   
   }   
  }   

Dosen:

 /**  
  * Write a description of class Dosen here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 import java.util.ArrayList;  
 public class Dosen extends Civitas  
 {  
   private String nid;  
   private ArrayList<Buku> buku;  
   public Dosen(String Nama, int Umur, String TTL, String Alamat, String NID){  
     super(Nama,Umur,TTL,Alamat);  
     nid = NID;  
     buku = new ArrayList<Buku>();  
   }  
   public void print(){  
     System.out.println("NID: " + nid);  
     super.display();  
     for(Buku bukuu : buku){  
       System.out.println("Buku yang dipinjam: " + bukuu.getJudul());  
     }  
   }  
   public void prnt()   
   {   
    System.out.println("NID :" +nid);  
    super.display();    
   }   
   public String getDosen(){  
     return super.getNama();  
   }  
   public void pinjamBuku(Buku book){  
     buku.add(book);  
   }  
   public void pengembalianBuku(Buku book){  
     buku.remove(book);  
   }  
 }  

Civitas:

 /**  
  * Write a description of class Civitas here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class Civitas  
 {  
   private String nama;  
   private int umur;  
   private String ttl; //tempat tanggal lahir  
   private String alamat;  
   public Civitas(String Nama, int Umur, String TTL, String Alamat){  
     nama = Nama;  
     umur = Umur;  
     ttl = TTL;  
     alamat = Alamat;  
   }  
   public void display(){  
     System.out.println("Nama: " + nama);  
     System.out.println("Umur: " + umur);  
     System.out.println("Tempat, Tanggal Lahir: " + ttl);  
     System.out.println("Alamat: " + alamat);  
   }  
   public String getNama(){  
     return nama;  
   }  
 }  

Buku:

 /**  
  * Write a description of class Buku here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class Buku  
 {  
   private String judul;  
   private String penulis;  
   public Buku(String Judul, String Penulis){  
     judul = Judul;  
     penulis = Penulis;  
   }  
   public String getJudul(){  
     return judul;  
   }  
 }  

Kelas:

  /**  
  * Write a description of class Kelas here.  
  *  
  * @author (your name)  
  * @version (a version number or a date)  
  */  
 public class Kelas  
 {  
   private String kelas;  
   public Kelas(String Kelas){  
     kelas = Kelas;  
   }  
   public String getKelas(){  
     return kelas;  
   }  
 }  

Hasilnya,