Contact

package tugas;

public class Contact {
	private String nama;
	private String noTelp;
	private String noHp;
	public String getNama() {
		return nama;
	}
	public void setNama(String nama) {
		this.nama = nama;
	}
	public String getNoTelp() {
		return noTelp;
	}
	public void setNoTelp(String noTelp) {
		this.noTelp = noTelp;
	}
	public String getNpHp() {
		return noHp;
	}
	public void setNpHp(String npHp) {
		this.noHp = npHp;
	}
	public Contact(String nama, String noTelp, String npHp) {
		super();
		this.nama = nama;
		this.noTelp = noTelp;
		this.noHp = npHp;
	}
	public String toString(){
		return nama+"\t"+noTelp+"\t"+noHp;
	}
}

ContactDB

package tugas;
import java.lang.annotation.ElementType;
import java.util.*;

public class ContactDB {
	private Vector daftarContact=new Vector();
	public void add(Contact c){
		daftarContact.add(c);
	}

	public void viewContact(){
		for(Contact c:daftarContact)
			System.out.println(c);
	}

	public void delete(String nama){
		//cari
		int idx=cariByNama(nama);
		if(idx!=-1){
			daftarContact.removeElementAt(idx);
		}else
			System.out.println(nama + " TIDAK ADA DALAM DAFTAR");
	}
	public Contact cari(String namaKey){
		Contact c=null;
		int idx=cariByNama(namaKey);
		if(idx!=-1)
			c=daftarContact.elementAt(idx); 
		return c;
	}

	private int cariByNama(String key){
		int idx=-1;
		for(int i=0;i

Tugas….ContactManager

package tugas;

public class ContactMng {

	public static void menu(){

	}
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		boolean selesai=false;
		int pilihan=-1;
		do{
			menu();
			//pilihan
			switch (pilihan) {
			case 1:

				break;

			default:
				break;
			}(pilihan)
		}while(!selesai);

	}

}