전화번호부 관리 프로그램(HashTable사용)

Posted on: 2021년 12월 10일 2021년 12월 10일
Categories: 강의자료, 자바

프로젝트 생성 : File -> New -> Java Project
Class 생성 : scr 폴더에서 마우스 오른쪽 버튼 클릭 -> New -> Class
생성된 클래스들

PhoneDTO.java 수정

package kr.ac.jj.ai_phone;

public class PhoneDTO {
	int _id;
	String name = "";
	String hp = "";
	int group = 0;


	public void myprint() {
		System.out.printf("%d %s %s %d",
				this._id, this.name, this.hp, this.group);
	}
}

package kr.ac.jj.ai_phone;

public class PhoneDTO {

int _id;

String name = "";

String hp = "";

int group = 0;

public void myprint() {

System.out.printf("%d %s %s %d",

this._id, this.name, this.hp, this.group);

}

PhoneUI.java 수정 : UI 생성

package kr.ac.jj.ai_phone;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JTextField;

public class PhoneUI extends JFrame{
	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	public PhoneUI() {
		this.setSize(800, 600);
		this.setLayout(null);

		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);

		this.setVisible(true);
	}
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}
}

package kr.ac.jj.ai_phone;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JTextField;

public class PhoneUI extends JFrame{

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

public PhoneUI() {

this.setSize(800, 600);

this.setLayout(null);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

PhoneUI.java 수정 : ActionListener 추가

package kr.ac.jj.ai_phone;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JTextField;

public class PhoneUI extends JFrame implements ActionListener{
	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	public PhoneUI() {
		this.setSize(800, 600);
		this.setLayout(null);

		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());

			dto.myprint();

			break;
		case "삭제":
			System.out.println("삭제 클릭");
			break;
		case "수정":
			System.out.println("수정 클릭");
			break;
		}
	}

}

package kr.ac.jj.ai_phone;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JTextField;

public class PhoneUI extends JFrame implements ActionListener{

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

public PhoneUI() {

this.setSize(800, 600);

this.setLayout(null);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dto.myprint();

break;

case "삭제":

System.out.println("삭제 클릭");

break;

case "수정":

System.out.println("수정 클릭");

break;

}

삽입 기능 추가 : PhoneDAO 수정

package kr.ac.jj.ai_phone;

import java.util.Enumeration;
import java.util.Hashtable;

public class PhoneDAO {
	Hashtable<Integer, PhoneDTO> hash;

	public PhoneDAO() {}

	public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {
		this.hash = hash;
	}

	public void insert(PhoneDTO dto) {
		int newid = 10001;

		Enumeration<Integer> enumer = hash.keys();
		while (enumer.hasMoreElements()) {
			int no = hash.get(enumer.nextElement())._id;
			if(no >= newid) {
				newid = no + 1;
			}
		}

		dto._id = newid;

		hash.put(newid, dto);
	}

	public void update(PhoneDTO dto) {
		PhoneDTO d = this.hash.get(dto._id);
		d.name = dto.name;
		d.hp = dto.hp;
		d.group = dto.group;
		//....
	}

	public void delete(int _id) {
		this.hash.remove(_id);
	}

	public PhoneDTO getOne(int _id) {
		return this.hash.get(_id);
	}

	public Object[] getTableHeader() {
		Object [] cols = {"_id", "이름", "전화번호", "그룹"};
		return cols;
	}

	public Object[][] getListVector(){
		Object[][] data = new Object[hash.size()][];

		Enumeration<Integer> enumer = hash.keys();
		int i=0;
		while (enumer.hasMoreElements()) {
			int key = enumer.nextElement();
			data[i] = new Object[4];
			data[i][0] = hash.get(key)._id + "";
			data[i][1] = hash.get(key).name;
			data[i][2] = hash.get(key).hp;
			data[i][3] = hash.get(key).group + "";
			i++;
		}
		return data;
	}
}

package kr.ac.jj.ai_phone;

import java.util.Enumeration;

import java.util.Hashtable;

public class PhoneDAO {

Hashtable<Integer, PhoneDTO> hash;

public PhoneDAO() {}

public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {

this.hash = hash;

}

public void insert(PhoneDTO dto) {

int newid = 10001;

Enumeration<Integer> enumer = hash.keys();

while (enumer.hasMoreElements()) {

int no = hash.get(enumer.nextElement())._id;

if(no >= newid) {

newid = no + 1;

}

dto._id = newid;

hash.put(newid, dto);

}

public void update(PhoneDTO dto) {

PhoneDTO d = this.hash.get(dto._id);

d.name = dto.name;

d.hp = dto.hp;

d.group = dto.group;

//....

}

public void delete(int _id) {

this.hash.remove(_id);

}

public PhoneDTO getOne(int _id) {

return this.hash.get(_id);

}

public Object[] getTableHeader() {

Object [] cols = {"_id", "이름", "전화번호", "그룹"};

return cols;

}

public Object[][] getListVector(){

Object[][] data = new Object[hash.size()][];

Enumeration<Integer> enumer = hash.keys();

int i=0;

while (enumer.hasMoreElements()) {

int key = enumer.nextElement();

data[i] = new Object[4];

data[i][0] = hash.get(key)._id + "";

data[i][1] = hash.get(key).name;

data[i][2] = hash.get(key).hp;

data[i][3] = hash.get(key).group + "";

i++;

}

return data;

}

삽입 기능 추가 : PhoneUI 수정

package kr.ac.jj.ai_phone;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Hashtable;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener{
	Hashtable<Integer, PhoneDTO> hash;

	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	DefaultTableModel model;
	JTable table;

	public PhoneUI() {
		hash = new Hashtable<Integer, PhoneDTO>();

		this.setSize(800, 600);
		this.setLayout(null);

		PhoneDAO dao9 = new PhoneDAO(this.hash);
		Object[][] vecs = dao9.getListVector();
		Object[] cols = dao9.getTableHeader();

		model = new DefaultTableModel(vecs, cols);

		table = new JTable(model);
		table.setBackground(Color.GREEN);
		JScrollPane scroll = new JScrollPane(table);
		scroll.setBounds(150, 10, 480, 540);
		this.add(scroll);


		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());

			dao = new PhoneDAO(this.hash);
			dao.insert(dto);
			model.setDataVector(
					dao.getListVector(),
					dao.getTableHeader()
					);

			break;
		case "삭제":
			System.out.println("삭제 클릭");
			break;
		case "수정":
			System.out.println("수정 클릭");
			break;
		}
	}
}

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package kr.ac.jj.ai_phone;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.util.Hashtable;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener{

Hashtable<Integer, PhoneDTO> hash;

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

DefaultTableModel model;

JTable table;

public PhoneUI() {

hash = new Hashtable<Integer, PhoneDTO>();

this.setSize(800, 600);

this.setLayout(null);

PhoneDAO dao9 = new PhoneDAO(this.hash);

Object[][] vecs = dao9.getListVector();

Object[] cols = dao9.getTableHeader();

model = new DefaultTableModel(vecs, cols);

table = new JTable(model);

table.setBackground(Color.GREEN);

JScrollPane scroll = new JScrollPane(table);

scroll.setBounds(150, 10, 480, 540);

this.add(scroll);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dao = new PhoneDAO(this.hash);

dao.insert(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

break;

case "삭제":

System.out.println("삭제 클릭");

break;

case "수정":

System.out.println("수정 클릭");

break;

}

MouseListener 추가 : PhoneUI 수정

package kr.ac.jj.ai_phone;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Hashtable;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;


public class PhoneUI extends JFrame implements ActionListener, MouseListener{
	Hashtable<Integer, PhoneDTO> hash;

	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	DefaultTableModel model;
	JTable table;

	public PhoneUI() {
		hash = new Hashtable<Integer, PhoneDTO>();

		this.setSize(800, 600);
		this.setLayout(null);

		PhoneDAO dao9 = new PhoneDAO(this.hash);
		Object[][] vecs = dao9.getListVector();
		Object[] cols = dao9.getTableHeader();

		model = new DefaultTableModel(vecs, cols);

		table = new JTable(model);
		table.setBackground(Color.GREEN);
		JScrollPane scroll = new JScrollPane(table);
		scroll.setBounds(150, 10, 480, 540);
		this.add(scroll);
		this.table.addMouseListener(this);

		this.tfId = new JTextField();
		this.tfId.setBounds(10, 450, 100, 25);
		this.tfId.setEditable(false);
		this.add(tfId);


		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());

			dao = new PhoneDAO(this.hash);
			dao.insert(dto);
			model.setDataVector(
					dao.getListVector(),
					dao.getTableHeader()
					);

			break;
		case "삭제":
			System.out.println("삭제 클릭");
			break;
		case "수정":
			System.out.println("수정 클릭");
			break;
		}
	}

	@Override
	public void mouseClicked(MouseEvent arg0) {
		// TODO Auto-generated method stub
		int row = table.getSelectedRow();
		int id = Integer.parseInt(
				table.getValueAt(row, 0).toString()
				);

		PhoneDAO dao = new PhoneDAO(hash);
		PhoneDTO dto = dao.getOne(id);

		// tfId를 추가해야 함
		tfId.setText(dto._id + "");
		tfName.setText(dto.name);
		tfHp.setText(dto.hp);
		tfGroup.setText(dto.group + "");
	}

	@Override
	public void mouseEntered(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseExited(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mousePressed(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseReleased(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
}

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package kr.ac.jj.ai_phone;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Hashtable;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener, MouseListener{

Hashtable<Integer, PhoneDTO> hash;

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

DefaultTableModel model;

JTable table;

public PhoneUI() {

hash = new Hashtable<Integer, PhoneDTO>();

this.setSize(800, 600);

this.setLayout(null);

PhoneDAO dao9 = new PhoneDAO(this.hash);

Object[][] vecs = dao9.getListVector();

Object[] cols = dao9.getTableHeader();

model = new DefaultTableModel(vecs, cols);

table = new JTable(model);

table.setBackground(Color.GREEN);

JScrollPane scroll = new JScrollPane(table);

scroll.setBounds(150, 10, 480, 540);

this.add(scroll);

this.table.addMouseListener(this);

this.tfId = new JTextField();

this.tfId.setBounds(10, 450, 100, 25);

this.tfId.setEditable(false);

this.add(tfId);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dao = new PhoneDAO(this.hash);

dao.insert(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

break;

case "삭제":

System.out.println("삭제 클릭");

break;

case "수정":

System.out.println("수정 클릭");

break;

}

@Override

public void mouseClicked(MouseEvent arg0) {

// TODO Auto-generated method stub

int row = table.getSelectedRow();

int id = Integer.parseInt(

table.getValueAt(row, 0).toString()

);

PhoneDAO dao = new PhoneDAO(hash);

PhoneDTO dto = dao.getOne(id);

// tfId를 추가해야 함

tfId.setText(dto._id + "");

tfName.setText(dto.name);

tfHp.setText(dto.hp);

tfGroup.setText(dto.group + "");

}

@Override

public void mouseEntered(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseExited(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mousePressed(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseReleased(MouseEvent arg0) {

// TODO Auto-generated method stub

}

삭제, 수정 기능 추가 : PhoneUI 수정

package kr.ac.jj.ai_phone;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Hashtable;

import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;


public class PhoneUI extends JFrame implements ActionListener, MouseListener{
	Hashtable<Integer, PhoneDTO> hash;

	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	DefaultTableModel model;
	JTable table;

	public PhoneUI() {
		hash = new Hashtable<Integer, PhoneDTO>();

		this.setSize(800, 600);
		this.setLayout(null);

		PhoneDAO dao9 = new PhoneDAO(this.hash);
		Object[][] vecs = dao9.getListVector();
		Object[] cols = dao9.getTableHeader();

		model = new DefaultTableModel(vecs, cols);

		table = new JTable(model);
		table.setBackground(Color.GREEN);
		JScrollPane scroll = new JScrollPane(table);
		scroll.setBounds(150, 10, 480, 540);
		this.add(scroll);
		this.table.addMouseListener(this);

		this.tfId = new JTextField();
		this.tfId.setBounds(10, 450, 100, 25);
		this.tfId.setEditable(false);
		this.add(tfId);


		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());

			dao = new PhoneDAO(this.hash);
			dao.insert(dto);
			model.setDataVector(
					dao.getListVector(),
					dao.getTableHeader()
					);

			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "삭제":
			if(this.tfId.getText().length() > 0) {
				dao = new PhoneDAO(this.hash);
				dao.delete(Integer.parseInt(this.tfId.getText()));

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
			}
			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "수정":
			if(this.tfId.getText().length() > 0) {
				dto = new PhoneDTO();
				dto._id = Integer.parseInt(this.tfId.getText());
				dto.name = this.tfName.getText();
				dto.hp = this.tfHp.getText();
				dto.group = Integer.parseInt(this.tfGroup.getText());

				dao = new PhoneDAO(this.hash);
				dao.update(dto);

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
				//매번 tfId는 초기화 되어 야 함
				this.tfId.setText("");
			}
			break;
		}
	}

	@Override
	public void mouseClicked(MouseEvent arg0) {
		// TODO Auto-generated method stub
		int row = table.getSelectedRow();
		int id = Integer.parseInt(
				table.getValueAt(row, 0).toString()
				);

		PhoneDAO dao = new PhoneDAO(hash);
		PhoneDTO dto = dao.getOne(id);

		// tfId를 추가해야 함
		tfId.setText(dto._id + "");
		tfName.setText(dto.name);
		tfHp.setText(dto.hp);
		tfGroup.setText(dto.group + "");
	}

	@Override
	public void mouseEntered(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseExited(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mousePressed(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseReleased(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
}

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package kr.ac.jj.ai_phone;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Hashtable;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener, MouseListener{

Hashtable<Integer, PhoneDTO> hash;

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

DefaultTableModel model;

JTable table;

public PhoneUI() {

hash = new Hashtable<Integer, PhoneDTO>();

this.setSize(800, 600);

this.setLayout(null);

PhoneDAO dao9 = new PhoneDAO(this.hash);

Object[][] vecs = dao9.getListVector();

Object[] cols = dao9.getTableHeader();

model = new DefaultTableModel(vecs, cols);

table = new JTable(model);

table.setBackground(Color.GREEN);

JScrollPane scroll = new JScrollPane(table);

scroll.setBounds(150, 10, 480, 540);

this.add(scroll);

this.table.addMouseListener(this);

this.tfId = new JTextField();

this.tfId.setBounds(10, 450, 100, 25);

this.tfId.setEditable(false);

this.add(tfId);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dao = new PhoneDAO(this.hash);

dao.insert(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "삭제":

if(this.tfId.getText().length() > 0) {

dao = new PhoneDAO(this.hash);

dao.delete(Integer.parseInt(this.tfId.getText()));

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

}

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "수정":

if(this.tfId.getText().length() > 0) {

dto = new PhoneDTO();

dto._id = Integer.parseInt(this.tfId.getText());

dto.name = this.tfName.getText();

dto.hp = this.tfHp.getText();

dto.group = Integer.parseInt(this.tfGroup.getText());

dao = new PhoneDAO(this.hash);

dao.update(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

}

break;

}

@Override

public void mouseClicked(MouseEvent arg0) {

// TODO Auto-generated method stub

int row = table.getSelectedRow();

int id = Integer.parseInt(

table.getValueAt(row, 0).toString()

);

PhoneDAO dao = new PhoneDAO(hash);

PhoneDTO dto = dao.getOne(id);

// tfId를 추가해야 함

tfId.setText(dto._id + "");

tfName.setText(dto.name);

tfHp.setText(dto.hp);

tfGroup.setText(dto.group + "");

}

@Override

public void mouseEntered(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseExited(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mousePressed(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseReleased(MouseEvent arg0) {

// TODO Auto-generated method stub

}

성별 라디오 버튼 추가 : DTO, DAO, UI 순으로 수정

PhoneDTO 수정

package kr.ac.jj.ai_phone;

public class PhoneDTO {
	int _id;
	String name = "";
	String hp = "";
	int group = 0;
	String gender = "M";


	public void myprint() {
		System.out.printf("%d %s %s %d %s",
				this._id, this.name, this.hp, this.group,
				this.gender);
	}
}

package kr.ac.jj.ai_phone;

public class PhoneDTO {

int _id;

String name = "";

String hp = "";

int group = 0;

String gender = "M";

public void myprint() {

System.out.printf("%d %s %s %d %s",

this._id, this.name, this.hp, this.group,

this.gender);

}

PhoneDAO 수정

package kr.ac.jj.ai_phone;

import java.util.Enumeration;
import java.util.Hashtable;

public class PhoneDAO {
	Hashtable<Integer, PhoneDTO> hash;

	public PhoneDAO() {}

	public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {
		this.hash = hash;
	}

	public void insert(PhoneDTO dto) {
		int newid = 10001;

		Enumeration<Integer> enumer = hash.keys();
		while (enumer.hasMoreElements()) {
			int no = hash.get(enumer.nextElement())._id;
			if(no >= newid) {
				newid = no + 1;
			}
		}

		dto._id = newid;

		hash.put(newid, dto);
	}

	public void update(PhoneDTO dto) {
		PhoneDTO d = this.hash.get(dto._id);
		d.name = dto.name;
		d.hp = dto.hp;
		d.group = dto.group;
		d.gender = dto.gender;
		//....
	}

	public void delete(int _id) {
		this.hash.remove(_id);
	}

	public PhoneDTO getOne(int _id) {
		return this.hash.get(_id);
	}

	public Object[] getTableHeader() {
		Object [] cols = {"_id", "이름", "전화번호", "그룹", "성별"};
		return cols;
	}

	public Object[][] getListVector(){
		Object[][] data = new Object[hash.size()][];

		Enumeration<Integer> enumer = hash.keys();
		int i=0;
		while (enumer.hasMoreElements()) {
			int key = enumer.nextElement();
			data[i] = new Object[5];
			data[i][0] = hash.get(key)._id + "";
			data[i][1] = hash.get(key).name;
			data[i][2] = hash.get(key).hp;
			data[i][3] = hash.get(key).group + "";
			data[i][4] = hash.get(key).gender;
			i++;
		}
		return data;
	}
}

package kr.ac.jj.ai_phone;

import java.util.Enumeration;

import java.util.Hashtable;

public class PhoneDAO {

Hashtable<Integer, PhoneDTO> hash;

public PhoneDAO() {}

public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {

this.hash = hash;

}

public void insert(PhoneDTO dto) {

int newid = 10001;

Enumeration<Integer> enumer = hash.keys();

while (enumer.hasMoreElements()) {

int no = hash.get(enumer.nextElement())._id;

if(no >= newid) {

newid = no + 1;

}

dto._id = newid;

hash.put(newid, dto);

}

public void update(PhoneDTO dto) {

PhoneDTO d = this.hash.get(dto._id);

d.name = dto.name;

d.hp = dto.hp;

d.group = dto.group;

d.gender = dto.gender;

//....

}

public void delete(int _id) {

this.hash.remove(_id);

}

public PhoneDTO getOne(int _id) {

return this.hash.get(_id);

}

public Object[] getTableHeader() {

Object [] cols = {"_id", "이름", "전화번호", "그룹", "성별"};

return cols;

}

public Object[][] getListVector(){

Object[][] data = new Object[hash.size()][];

Enumeration<Integer> enumer = hash.keys();

int i=0;

while (enumer.hasMoreElements()) {

int key = enumer.nextElement();

data[i] = new Object[5];

data[i][0] = hash.get(key)._id + "";

data[i][1] = hash.get(key).name;

data[i][2] = hash.get(key).hp;

data[i][3] = hash.get(key).group + "";

data[i][4] = hash.get(key).gender;

i++;

}

return data;

}

PhoneUI 수정

package kr.ac.jj.ai_phone;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Hashtable;

import javax.swing.ButtonGroup;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;


public class PhoneUI extends JFrame implements ActionListener, MouseListener{
	Hashtable<Integer, PhoneDTO> hash;

	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	DefaultTableModel model;
	JTable table;

	JRadioButton rdoMale;
	JRadioButton rdoFemale;
	String gender = "여자";

	public PhoneUI() {
		hash = new Hashtable<Integer, PhoneDTO>();

		this.setSize(800, 600);
		this.setLayout(null);

		PhoneDAO dao9 = new PhoneDAO(this.hash);
		Object[][] vecs = dao9.getListVector();
		Object[] cols = dao9.getTableHeader();

		model = new DefaultTableModel(vecs, cols);

		table = new JTable(model);
		table.setBackground(Color.GREEN);
		JScrollPane scroll = new JScrollPane(table);
		scroll.setBounds(150, 10, 480, 540);
		this.add(scroll);
		this.table.addMouseListener(this);

		this.tfId = new JTextField();
		this.tfId.setBounds(10, 450, 100, 25);
		this.tfId.setEditable(false);
		this.add(tfId);

		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		// 성별
		rdoMale = new JRadioButton("남자", true);
		rdoMale.setBounds(10, 130, 60, 25);
		this.add(rdoMale);
		rdoMale.addActionListener(this);

		rdoFemale = new JRadioButton("여자", false);
		rdoFemale.setBounds(70, 130, 60, 25);
		this.add(rdoFemale);
		rdoFemale.addActionListener(this);

		ButtonGroup bgGender = new ButtonGroup();
		bgGender.add(rdoMale);
		bgGender.add(rdoFemale);

		rdoFemale.setSelected(true);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "남자":
		case "여자":
			this.gender = e.getActionCommand();
			break;
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());
			dto.gender = this.gender;

			dao = new PhoneDAO(this.hash);
			dao.insert(dto);
			model.setDataVector(
					dao.getListVector(),
					dao.getTableHeader()
					);
			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "삭제":
			if(this.tfId.getText().length() > 0) {
				dao = new PhoneDAO(this.hash);
				dao.delete(Integer.parseInt(this.tfId.getText()));

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
			}
			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "수정":
			if(this.tfId.getText().length() > 0) {
				dto = new PhoneDTO();
				dto._id = Integer.parseInt(this.tfId.getText());
				dto.name = this.tfName.getText();
				dto.hp = this.tfHp.getText();
				dto.group = Integer.parseInt(this.tfGroup.getText());
				dto.gender = this.gender;

				dao = new PhoneDAO(this.hash);
				dao.update(dto);

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
				//매번 tfId는 초기화 되어 야 함
				this.tfId.setText("");
			}
			break;
		}

	}

	@Override
	public void mouseClicked(MouseEvent arg0) {
		// TODO Auto-generated method stub
		int row = table.getSelectedRow();
		int id = Integer.parseInt(
				table.getValueAt(row, 0).toString()
				);

		PhoneDAO dao = new PhoneDAO(hash);
		PhoneDTO dto = dao.getOne(id);

		// tfId를 추가해야 함
		tfId.setText(dto._id + "");
		tfName.setText(dto.name);
		tfHp.setText(dto.hp);
		tfGroup.setText(dto.group + "");
		if(dto.gender.compareTo("남자") == 0) {
			rdoMale.setSelected(true);
		}
		else {
			rdoFemale.setSelected(true);
		}
	}

	@Override
	public void mouseEntered(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseExited(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mousePressed(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseReleased(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
}

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package kr.ac.jj.ai_phone;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Hashtable;

import javax.swing.ButtonGroup;

import javax.swing.JButton;

import javax.swing.JFrame;

import javax.swing.JRadioButton;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener, MouseListener{

Hashtable<Integer, PhoneDTO> hash;

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

DefaultTableModel model;

JTable table;

JRadioButton rdoMale;

JRadioButton rdoFemale;

String gender = "여자";

public PhoneUI() {

hash = new Hashtable<Integer, PhoneDTO>();

this.setSize(800, 600);

this.setLayout(null);

PhoneDAO dao9 = new PhoneDAO(this.hash);

Object[][] vecs = dao9.getListVector();

Object[] cols = dao9.getTableHeader();

model = new DefaultTableModel(vecs, cols);

table = new JTable(model);

table.setBackground(Color.GREEN);

JScrollPane scroll = new JScrollPane(table);

scroll.setBounds(150, 10, 480, 540);

this.add(scroll);

this.table.addMouseListener(this);

this.tfId = new JTextField();

this.tfId.setBounds(10, 450, 100, 25);

this.tfId.setEditable(false);

this.add(tfId);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

// 성별

rdoMale = new JRadioButton("남자", true);

rdoMale.setBounds(10, 130, 60, 25);

this.add(rdoMale);

rdoMale.addActionListener(this);

rdoFemale = new JRadioButton("여자", false);

rdoFemale.setBounds(70, 130, 60, 25);

this.add(rdoFemale);

rdoFemale.addActionListener(this);

ButtonGroup bgGender = new ButtonGroup();

bgGender.add(rdoMale);

bgGender.add(rdoFemale);

rdoFemale.setSelected(true);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "남자":

case "여자":

this.gender = e.getActionCommand();

break;

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dto.gender = this.gender;

dao = new PhoneDAO(this.hash);

dao.insert(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "삭제":

if(this.tfId.getText().length() > 0) {

dao = new PhoneDAO(this.hash);

dao.delete(Integer.parseInt(this.tfId.getText()));

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

}

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "수정":

if(this.tfId.getText().length() > 0) {

dto = new PhoneDTO();

dto._id = Integer.parseInt(this.tfId.getText());

dto.name = this.tfName.getText();

dto.hp = this.tfHp.getText();

dto.group = Integer.parseInt(this.tfGroup.getText());

dto.gender = this.gender;

dao = new PhoneDAO(this.hash);

dao.update(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

}

break;

}

@Override

public void mouseClicked(MouseEvent arg0) {

// TODO Auto-generated method stub

int row = table.getSelectedRow();

int id = Integer.parseInt(

table.getValueAt(row, 0).toString()

);

PhoneDAO dao = new PhoneDAO(hash);

PhoneDTO dto = dao.getOne(id);

// tfId를 추가해야 함

tfId.setText(dto._id + "");

tfName.setText(dto.name);

tfHp.setText(dto.hp);

tfGroup.setText(dto.group + "");

if(dto.gender.compareTo("남자") == 0) {

rdoMale.setSelected(true);

}

else {

rdoFemale.setSelected(true);

}

@Override

public void mouseEntered(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseExited(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mousePressed(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseReleased(MouseEvent arg0) {

// TODO Auto-generated method stub

}

국가 콤보상자 추가 : DTO, DAO, UI 순으로 수정

PhoneDTO 수정

package kr.ac.jj.ai_phone;

public class PhoneDTO {
	int _id;
	String name = "";
	String hp = "";
	int group = 0;
	String gender = "M";
	String nation = "대한민국";

	public void myprint() {
		System.out.printf("%d %s %s %d %s %s",
				this._id, this.name, this.hp, this.group,
				this.gender, this.nation);
	}
}

package kr.ac.jj.ai_phone;

public class PhoneDTO {

int _id;

String name = "";

String hp = "";

int group = 0;

String gender = "M";

String nation = "대한민국";

public void myprint() {

System.out.printf("%d %s %s %d %s %s",

this._id, this.name, this.hp, this.group,

this.gender, this.nation);

}

PhoneDAO 수정

package kr.ac.jj.ai_phone;

import java.util.Enumeration;
import java.util.Hashtable;

public class PhoneDAO {
	Hashtable<Integer, PhoneDTO> hash;

	public PhoneDAO() {}

	public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {
		this.hash = hash;
	}

	public void insert(PhoneDTO dto) {
		int newid = 10001;

		Enumeration<Integer> enumer = hash.keys();
		while (enumer.hasMoreElements()) {
			int no = hash.get(enumer.nextElement())._id;
			if(no >= newid) {
				newid = no + 1;
			}
		}

		dto._id = newid;

		hash.put(newid, dto);
	}

	public void update(PhoneDTO dto) {
		PhoneDTO d = this.hash.get(dto._id);
		d.name = dto.name;
		d.hp = dto.hp;
		d.group = dto.group;
		d.gender = dto.gender;
		d.nation = dto.nation;
		//....
	}

	public void delete(int _id) {
		this.hash.remove(_id);
	}

	public PhoneDTO getOne(int _id) {
		return this.hash.get(_id);
	}

	public Object[] getTableHeader() {
		Object [] cols = {"_id", "이름", "전화번호", "그룹", "성별", "국가"};
		return cols;
	}

	public Object[][] getListVector(){
		Object[][] data = new Object[hash.size()][];

		Enumeration<Integer> enumer = hash.keys();
		int i=0;
		while (enumer.hasMoreElements()) {
			int key = enumer.nextElement();
			data[i] = new Object[6];
			data[i][0] = hash.get(key)._id + "";
			data[i][1] = hash.get(key).name;
			data[i][2] = hash.get(key).hp;
			data[i][3] = hash.get(key).group + "";
			data[i][4] = hash.get(key).gender;
			data[i][5] = hash.get(key).nation;
			i++;
		}
		return data;
	}
}

package kr.ac.jj.ai_phone;

import java.util.Enumeration;

import java.util.Hashtable;

public class PhoneDAO {

Hashtable<Integer, PhoneDTO> hash;

public PhoneDAO() {}

public PhoneDAO(Hashtable<Integer, PhoneDTO> hash) {

this.hash = hash;

}

public void insert(PhoneDTO dto) {

int newid = 10001;

Enumeration<Integer> enumer = hash.keys();

while (enumer.hasMoreElements()) {

int no = hash.get(enumer.nextElement())._id;

if(no >= newid) {

newid = no + 1;

}

dto._id = newid;

hash.put(newid, dto);

}

public void update(PhoneDTO dto) {

PhoneDTO d = this.hash.get(dto._id);

d.name = dto.name;

d.hp = dto.hp;

d.group = dto.group;

d.gender = dto.gender;

d.nation = dto.nation;

//....

}

public void delete(int _id) {

this.hash.remove(_id);

}

public PhoneDTO getOne(int _id) {

return this.hash.get(_id);

}

public Object[] getTableHeader() {

Object [] cols = {"_id", "이름", "전화번호", "그룹", "성별", "국가"};

return cols;

}

public Object[][] getListVector(){

Object[][] data = new Object[hash.size()][];

Enumeration<Integer> enumer = hash.keys();

int i=0;

while (enumer.hasMoreElements()) {

int key = enumer.nextElement();

data[i] = new Object[6];

data[i][0] = hash.get(key)._id + "";

data[i][1] = hash.get(key).name;

data[i][2] = hash.get(key).hp;

data[i][3] = hash.get(key).group + "";

data[i][4] = hash.get(key).gender;

data[i][5] = hash.get(key).nation;

i++;

}

return data;

}

PhoneUI 수정

package kr.ac.jj.ai_phone;

import java.awt.Color;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.util.Hashtable;

import javax.swing.ButtonGroup;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JFrame;
import javax.swing.JRadioButton;
import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.table.DefaultTableModel;


public class PhoneUI extends JFrame implements ActionListener, MouseListener{
	Hashtable<Integer, PhoneDTO> hash;

	JTextField tfId;
	JTextField tfName;
	JTextField tfHp;
	JTextField tfGroup;

	DefaultTableModel model;
	JTable table;

	JRadioButton rdoMale;
	JRadioButton rdoFemale;
	String gender = "여자";

	String[] strNation
		= new String[] {"대한민국", "미국", "유럽", "중국", "일본", "기타"};
	JComboBox<String> cmbNation;

	public PhoneUI() {
		hash = new Hashtable<Integer, PhoneDTO>();

		this.setSize(800, 600);
		this.setLayout(null);

		PhoneDAO dao9 = new PhoneDAO(this.hash);
		Object[][] vecs = dao9.getListVector();
		Object[] cols = dao9.getTableHeader();

		model = new DefaultTableModel(vecs, cols);

		table = new JTable(model);
		table.setBackground(Color.GREEN);
		JScrollPane scroll = new JScrollPane(table);
		scroll.setBounds(150, 10, 480, 540);
		this.add(scroll);
		this.table.addMouseListener(this);

		this.tfId = new JTextField();
		this.tfId.setBounds(10, 450, 100, 25);
		this.tfId.setEditable(false);
		this.add(tfId);

		this.tfName = new JTextField();
		this.tfName.setBounds(10, 10, 100, 25);
		this.add(tfName);

		this.tfHp = new JTextField();
		this.tfHp.setBounds(10, 50, 100, 25);
		this.add(tfHp);

		this.tfGroup = new JTextField();
		this.tfGroup.setBounds(10, 90, 100, 25);
		this.add(tfGroup);

		// 성별
		rdoMale = new JRadioButton("남자", true);
		rdoMale.setBounds(10, 130, 60, 25);
		this.add(rdoMale);
		rdoMale.addActionListener(this);

		rdoFemale = new JRadioButton("여자", false);
		rdoFemale.setBounds(70, 130, 60, 25);
		this.add(rdoFemale);
		rdoFemale.addActionListener(this);

		ButtonGroup bgGender = new ButtonGroup();
		bgGender.add(rdoMale);
		bgGender.add(rdoFemale);

		rdoFemale.setSelected(true);

		cmbNation = new JComboBox<String>(this.strNation);
		cmbNation.setBounds(10, 170, 100, 25);
		this.add(cmbNation);

		JButton btnSave = new JButton("저장");
		btnSave.setBounds(10, 300, 100, 25);
		this.add(btnSave);
		btnSave.addActionListener(this);

		JButton btnDelete = new JButton("삭제");
		btnDelete.setBounds(10, 350, 100, 25);
		this.add(btnDelete);
		btnDelete.addActionListener(this);

		JButton btnUpdate = new JButton("수정");
		btnUpdate.setBounds(10, 400, 100, 25);
		this.add(btnUpdate);
		btnUpdate.addActionListener(this);

		this.setVisible(true);
	}

	public static void main(String[] args) {
		// TODO Auto-generated method stub
		new PhoneUI();
	}

	@Override
	public void actionPerformed(ActionEvent e) {
		// TODO Auto-generated method stub
		PhoneDTO dto;
		PhoneDAO dao;

		switch(e.getActionCommand()) {
		case "남자":
		case "여자":
			this.gender = e.getActionCommand();
			break;
		case "저장":
			dto = new PhoneDTO();
			//dto._id = Integer.parseInt( tfId.getText() );
			dto.name = tfName.getText();
			dto.hp = tfHp.getText();
			dto.group = Integer.parseInt( tfGroup.getText());
			dto.gender = this.gender;
			dto.nation = cmbNation.getSelectedItem().toString();

			dao = new PhoneDAO(this.hash);
			dao.insert(dto);
			model.setDataVector(
					dao.getListVector(),
					dao.getTableHeader()
					);
			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "삭제":
			if(this.tfId.getText().length() > 0) {
				dao = new PhoneDAO(this.hash);
				dao.delete(Integer.parseInt(this.tfId.getText()));

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
			}
			//매번 tfId는 초기화 되어 야 함
			this.tfId.setText("");
			break;
		case "수정":
			if(this.tfId.getText().length() > 0) {
				dto = new PhoneDTO();
				dto._id = Integer.parseInt(this.tfId.getText());
				dto.name = this.tfName.getText();
				dto.hp = this.tfHp.getText();
				dto.group = Integer.parseInt(this.tfGroup.getText());
				dto.gender = this.gender;
				dto.nation = cmbNation.getSelectedItem().toString();

				dao = new PhoneDAO(this.hash);
				dao.update(dto);

				model.setDataVector(
						dao.getListVector(),
						dao.getTableHeader()
						);
				//매번 tfId는 초기화 되어 야 함
				this.tfId.setText("");
			}
			break;
		}

	}

	@Override
	public void mouseClicked(MouseEvent arg0) {
		// TODO Auto-generated method stub
		int row = table.getSelectedRow();
		int id = Integer.parseInt(
				table.getValueAt(row, 0).toString()
				);

		PhoneDAO dao = new PhoneDAO(hash);
		PhoneDTO dto = dao.getOne(id);

		// tfId를 추가해야 함
		tfId.setText(dto._id + "");
		tfName.setText(dto.name);
		tfHp.setText(dto.hp);
		tfGroup.setText(dto.group + "");
		if(dto.gender.compareTo("남자") == 0) {
			rdoMale.setSelected(true);
		}
		else {
			rdoFemale.setSelected(true);
		}

		int sel = 0;
		for(int i=0; i<strNation.length; i++) {
			if(dto.nation.compareTo(strNation[i]) == 0) {
				sel = i;
				break;
			}
		}
		cmbNation.setSelectedIndex(sel);
	}

	@Override
	public void mouseEntered(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseExited(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mousePressed(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}

	@Override
	public void mouseReleased(MouseEvent arg0) {
		// TODO Auto-generated method stub

	}
}

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package kr.ac.jj.ai_phone;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.awt.event.MouseEvent;

import java.awt.event.MouseListener;

import java.util.Hashtable;

import javax.swing.ButtonGroup;

import javax.swing.JButton;

import javax.swing.JComboBox;

import javax.swing.JFrame;

import javax.swing.JRadioButton;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextField;

import javax.swing.table.DefaultTableModel;

public class PhoneUI extends JFrame implements ActionListener, MouseListener{

Hashtable<Integer, PhoneDTO> hash;

JTextField tfId;

JTextField tfName;

JTextField tfHp;

JTextField tfGroup;

DefaultTableModel model;

JTable table;

JRadioButton rdoMale;

JRadioButton rdoFemale;

String gender = "여자";

String[] strNation

= new String[] {"대한민국", "미국", "유럽", "중국", "일본", "기타"};

JComboBox<String> cmbNation;

public PhoneUI() {

hash = new Hashtable<Integer, PhoneDTO>();

this.setSize(800, 600);

this.setLayout(null);

PhoneDAO dao9 = new PhoneDAO(this.hash);

Object[][] vecs = dao9.getListVector();

Object[] cols = dao9.getTableHeader();

model = new DefaultTableModel(vecs, cols);

table = new JTable(model);

table.setBackground(Color.GREEN);

JScrollPane scroll = new JScrollPane(table);

scroll.setBounds(150, 10, 480, 540);

this.add(scroll);

this.table.addMouseListener(this);

this.tfId = new JTextField();

this.tfId.setBounds(10, 450, 100, 25);

this.tfId.setEditable(false);

this.add(tfId);

this.tfName = new JTextField();

this.tfName.setBounds(10, 10, 100, 25);

this.add(tfName);

this.tfHp = new JTextField();

this.tfHp.setBounds(10, 50, 100, 25);

this.add(tfHp);

this.tfGroup = new JTextField();

this.tfGroup.setBounds(10, 90, 100, 25);

this.add(tfGroup);

// 성별

rdoMale = new JRadioButton("남자", true);

rdoMale.setBounds(10, 130, 60, 25);

this.add(rdoMale);

rdoMale.addActionListener(this);

rdoFemale = new JRadioButton("여자", false);

rdoFemale.setBounds(70, 130, 60, 25);

this.add(rdoFemale);

rdoFemale.addActionListener(this);

ButtonGroup bgGender = new ButtonGroup();

bgGender.add(rdoMale);

bgGender.add(rdoFemale);

rdoFemale.setSelected(true);

cmbNation = new JComboBox<String>(this.strNation);

cmbNation.setBounds(10, 170, 100, 25);

this.add(cmbNation);

JButton btnSave = new JButton("저장");

btnSave.setBounds(10, 300, 100, 25);

this.add(btnSave);

btnSave.addActionListener(this);

JButton btnDelete = new JButton("삭제");

btnDelete.setBounds(10, 350, 100, 25);

this.add(btnDelete);

btnDelete.addActionListener(this);

JButton btnUpdate = new JButton("수정");

btnUpdate.setBounds(10, 400, 100, 25);

this.add(btnUpdate);

btnUpdate.addActionListener(this);

this.setVisible(true);

}

public static void main(String[] args) {

// TODO Auto-generated method stub

new PhoneUI();

}

@Override

public void actionPerformed(ActionEvent e) {

// TODO Auto-generated method stub

PhoneDTO dto;

PhoneDAO dao;

switch(e.getActionCommand()) {

case "남자":

case "여자":

this.gender = e.getActionCommand();

break;

case "저장":

dto = new PhoneDTO();

//dto._id = Integer.parseInt( tfId.getText() );

dto.name = tfName.getText();

dto.hp = tfHp.getText();

dto.group = Integer.parseInt( tfGroup.getText());

dto.gender = this.gender;

dto.nation = cmbNation.getSelectedItem().toString();

dao = new PhoneDAO(this.hash);

dao.insert(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "삭제":

if(this.tfId.getText().length() > 0) {

dao = new PhoneDAO(this.hash);

dao.delete(Integer.parseInt(this.tfId.getText()));

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

}

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

break;

case "수정":

if(this.tfId.getText().length() > 0) {

dto = new PhoneDTO();

dto._id = Integer.parseInt(this.tfId.getText());

dto.name = this.tfName.getText();

dto.hp = this.tfHp.getText();

dto.group = Integer.parseInt(this.tfGroup.getText());

dto.gender = this.gender;

dto.nation = cmbNation.getSelectedItem().toString();

dao = new PhoneDAO(this.hash);

dao.update(dto);

model.setDataVector(

dao.getListVector(),

dao.getTableHeader()

);

//매번 tfId는 초기화 되어 야 함

this.tfId.setText("");

}

break;

}

@Override

public void mouseClicked(MouseEvent arg0) {

// TODO Auto-generated method stub

int row = table.getSelectedRow();

int id = Integer.parseInt(

table.getValueAt(row, 0).toString()

);

PhoneDAO dao = new PhoneDAO(hash);

PhoneDTO dto = dao.getOne(id);

// tfId를 추가해야 함

tfId.setText(dto._id + "");

tfName.setText(dto.name);

tfHp.setText(dto.hp);

tfGroup.setText(dto.group + "");

if(dto.gender.compareTo("남자") == 0) {

rdoMale.setSelected(true);

}

else {

rdoFemale.setSelected(true);

}

int sel = 0;

for(int i=0; i<strNation.length; i++) {

if(dto.nation.compareTo(strNation[i]) == 0) {

sel = i;

break;

}

cmbNation.setSelectedIndex(sel);

}

@Override

public void mouseEntered(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseExited(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mousePressed(MouseEvent arg0) {

// TODO Auto-generated method stub

}

@Override

public void mouseReleased(MouseEvent arg0) {

// TODO Auto-generated method stub

}

whan0623

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