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JAVA

230106_Map

by 경 훈 2023. 1. 6.

 

 

package day25;

import java.text.ChoiceFormat;

public class ArrayTest {

	public static void main(String[] args) {
		String [] name = {"한라산","백두산","금강산","설악산","내장산","명지산","광교산"};
		int [] jum = {80,66,92,71,85,59,100};
		String [] hak = {"F","D","C","B","A"}; 
		double [] avg = {0,60,70,80,90}; // 반드시 오름차순 정열
		// 학점구하기
		ChoiceFormat cf = new ChoiceFormat(avg,hak);
		// 출력하기
		for(int i=0;i<jum.length;i++) {
			System.out.println(name[i]+"\t"+jum[i]+"\t"+cf.format(jum[i]));
		}
	}
}

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.text.ChoiceFormat;
import java.text.DecimalFormat;
import java.util.ArrayList;
class SchoolDTO {
	DecimalFormat df = new DecimalFormat("#,##0.0");
	String name;
	int kor,eng,mat;
	int tot;
	double avg;
	String hak;
	public SchoolDTO() {}
	public SchoolDTO(String name, int kor, int eng, int mat) {
		super();
		this.name = name;
		this.kor = kor;
		this.eng = eng;
		this.mat = mat;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getKor() {
		return kor;
	}
	public void setKor(int kor) {
		this.kor = kor;
	}
	public int getEng() {
		return eng;
	}
	public void setEng(int eng) {
		this.eng = eng;
	}
	public int getMat() {
		return mat;
	}
	public void setMat(int mat) {
		this.mat = mat;
	}
	public int getTot() {
		return tot;
	}
	public void setTot(int tot) {
		this.tot = tot;
	}
	public double getAvg() {
		return avg;
	}
	public void setAvg(double avg) {
		this.avg = avg;
	}
	public String getHak() {
		return hak;
	}
	public void setHak(String hak) {
		this.hak = hak;
	}
	@Override
	public String toString() {
		return "SchoolDTO [name=" + name + ", kor=" + kor + ", eng=" + eng + ", mat=" + mat + ", tot=" + tot + ", avg="
				+ df.format(avg) + ", hak=" + hak + "]";
	}
}
public class ArrayTest {

	public static void main(String[] args) throws FileNotFoundException {
		ArrayList<SchoolDTO> list = new ArrayList<SchoolDTO>();
		FileReader fr = new FileReader("c:/data/01061.txt");
		BufferedReader br = new BufferedReader(fr);
		double [] avg1 = {0,60,70,80,90};
		String [] hak1 = {"F","D","C","B","A"};
		ChoiceFormat cf = new ChoiceFormat(avg1,hak1);
		while(true) {
			try {
				String str = br.readLine();
				if(str==null)break;
				SchoolDTO dto = new SchoolDTO();
				dto.setName(str.substring(0, 3));
				dto.setKor(Integer.parseInt(str.substring(3, 6)));
				dto.setEng(Integer.parseInt(str.substring(6, 9)));
				dto.setMat(Integer.parseInt(str.substring(9, 12)));
				dto.setTot(dto.getKor()+dto.getEng()+dto.getMat());
				dto.setAvg((double)dto.getTot()/3);
				dto.setHak(cf.format(dto.getAvg()));
				list.add(dto);
			} catch (IOException e) {
				e.printStackTrace();
			}
		}
		for(SchoolDTO a:list) {
			System.out.println(a.toString());
		}
	}
}

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;

class BuDTO {
	String name;
	String buseo;
	public BuDTO() {}
	public BuDTO(String name, String buseo) {
		super();
		this.name = name;
		this.buseo = buseo;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getBuseo() {
		return buseo;
	}
	public void setBuseo(String buseo) {
		this.buseo = buseo;
	}
	@Override
	public String toString() {
		return "BuDTO [name=" + name + ", buseo=" + buseo + "]";
	}
}
public class Test1 {

	public static void main(String[] args) throws FileNotFoundException {
		ArrayList<BuDTO> list = new ArrayList<BuDTO>();
		FileReader fr = new FileReader("c:/data/01062.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				String str = br.readLine(); 
				if(str==null)break;
				BuDTO dto = new BuDTO();
				dto.setName(str.substring(0, 3));
				dto.setBuseo(str.substring(3, 4));
				if(dto.getBuseo().equals("i"))dto.setBuseo("인사과");
				else if(dto.getBuseo().equals("j"))dto.setBuseo("재무과");
				else if(dto.getBuseo().equals("c"))dto.setBuseo("총무과");
				list.add(dto);
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
		for(BuDTO a:list) {
			System.out.println(a.toString());
		}
	}
}

 

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;

class BuDTO {
	String name;
	String buseo;
	public BuDTO() {}
	public BuDTO(String name, String buseo) {
		super();
		this.name = name;
		this.buseo = buseo;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getBuseo() {
		return buseo;
	}
	public void setBuseo(String buseo) {
		this.buseo = buseo;
	}
	@Override
	public String toString() {
		return "BuDTO [name=" + name + ", buseo=" + buseo + "]";
	}
}
public class Test1 {
	enum buseo {i("인사과"),j("자재과"),c("총무과") ;
		private String value;

		private buseo(String value) {
			this.value = value;
		}
		public String getValue() {
			return value;
		}
	}
	public static void main(String[] args) throws FileNotFoundException {
		ArrayList<BuDTO> list = new ArrayList<BuDTO>();
		FileReader fr = new FileReader("c:/data/01062.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				String str = br.readLine(); 
				if(str==null)break;
				BuDTO dto = new BuDTO();
				String name =str.substring(0, 3);
				String bu =str.substring(3, 4);
				list.add(new BuDTO(name,buseo.valueOf(bu).getValue()));
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
		for(BuDTO a:list) {
			System.out.println(a.toString());
		}
	}
}

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;

class BuDTO {
	String name;
	String buseo;
	String gender;
	public BuDTO() {}
	public BuDTO(String name, String buseo, String gender) {
		super();
		this.name = name;
		this.buseo = buseo;
		this.gender = gender;
	}
	@Override
	public String toString() {
		return "BuDTO [name=" + name + ", buseo=" + buseo + ", gender=" + gender + "]";
	}
}
public class Test1 {
	enum buseo {i("인사과"),j("자재과"),c("총무과");
		private String value;
		private buseo(String value) {
			this.value = value;
		}
		public String getValue() {
			return value;
		}
	}
	enum gen {f("여자"),m("남자");
		private String value;
		private gen(String value) {
			this.value = value;
		}
		public String getValue() {
			return value;
		}
	}
	public static void main(String[] args) throws FileNotFoundException {
		ArrayList<BuDTO> list = new ArrayList<BuDTO>();
		FileReader fr = new FileReader("c:/data/01062.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				String str = br.readLine(); 
				if(str==null)break;
				BuDTO dto = new BuDTO();
				String name =str.substring(0, 3);
				String bu =str.substring(3, 4);
				String gender =str.substring(4, 5);
				list.add(new BuDTO(name, buseo.valueOf(bu).getValue(),gen.valueOf(gender).getValue()));
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
		for(BuDTO a:list) {
			System.out.println(a.toString());
		}
	}
}

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;

class TeamDTO {
	String name;
	String team;
	public TeamDTO() {}
	public TeamDTO(String name, String team) {
		super();
		this.name = name;
		this.team = team;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public String getTeam() {
		return team;
	}
	public void setTeam(String team) {
		this.team = team;
	}
	@Override
	public String toString() {
		return "TeamDTO [name=" + name + ", team=" + team + "]";
	}
}
public class Test2 {
	enum team{ki("KIA타이거즈"), lg("LG트윈스"), lo("롯데자이언츠"), ss("SSG랜더스"), du("두산베어스"),
				nc("NC다이노스"), hw("한화이글스"), kw("키움히어로즈"), sa("삼성라이온즈"), kt("kt wiz");
		private String value;
		private team(String value) {
			this.value = value;
		}
		public String getValue() {
			return value;
		}
	}
	public static void main(String[] args) throws FileNotFoundException {
		ArrayList<TeamDTO> list = new ArrayList<TeamDTO>();
		FileReader fr = new FileReader("c:/data/01063.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				String str = br.readLine();
				if(str==null)break;
//				String name =str.substring(0, 3);
//				String tt =str.substring(3, 5);
//				list.add(new TeamDTO(name,team.valueOf(tt).getValue()));
				//세터입력방식
				TeamDTO dto = new TeamDTO();
				dto.setName(str.substring(0, 3));
				dto.setTeam(team.valueOf(str.substring(3, 5)).getValue());
				list.add(dto);
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
		list.forEach(s->System.out.println(s.toString()));
	}
}
package day25;

public class TreeDTO {
	String bu;
	int cost;
	public TreeDTO() {}
	public TreeDTO(String bu, int cost) {
		super();
		this.bu = bu;
		this.cost = cost;
	}
	public String getBu() {
		return bu;
	}
	public void setBu(String bu) {
		this.bu = bu;
	}
	public int getCost() {
		return cost;
	}
	public void setCost(int cost) {
		this.cost = cost;
	}
	@Override
	public String toString() {
		return "TreeDTO [bu=" + bu + ", cost=" + cost + "]";
	}
}

 

package day25;

import java.io.FileNotFoundException;
import java.util.InputMismatchException;
import java.util.Scanner;

public class TreeMenu {

	public static void main(String[] args) throws FileNotFoundException {
		Scanner sc = new Scanner(System.in);
		TreeDAO dao = new TreeDAO();
		while(true) {
			try {
				System.out.println("[1]파일입력");
				System.out.println("[2]스캐너입력");
				System.out.println("[3]출력");
				System.out.println("[0]종료");
				System.out.print("작업할 번호를 입력");
				String nn = sc.next();
				int n = Integer.parseInt(nn);
				switch (n) {
					case 0:System.exit(0);break;
					case 1:dao.insert();break;
					case 2:dao.insert2();break;
					case 3:dao.out();break;
					default:break;
				}
			}
			catch(InputMismatchException e) {
				System.out.println("문자입력 에러처리");
			}
			catch(NumberFormatException e) {
				System.out.println("문자입력 에러처리");
			}
		}
	}
}

 

package day25;

import java.util.Scanner;

public class Input {
	Scanner sc = new Scanner(System.in);
	public String munja(String str) {
		System.out.println(str+" 입력");
		return sc.next();
	}
	public int number(String str) {
		System.out.println(str+" 입력");
		return sc.nextInt();
	}
}

 

package day25;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Scanner;
import java.util.Set;
import java.util.TreeMap;

public class TreeDAO {
	ArrayList<TreeDTO> list = new ArrayList<TreeDTO>();
	enum buseo { i("인사과"),j("자재과"),c("총무과");
		private String value;
		private buseo(String value) {
			this.value = value;
		}
		public String getValue() {
			return value;
		}
	}
	public void insert() throws FileNotFoundException {
		FileReader fr = new FileReader("c:/data/01064.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				TreeDTO dto = new TreeDTO();
				String str = br.readLine();
				if(str==null)break;
				dto.setBu(buseo.valueOf(str.substring(0,1)).getValue());
				dto.setCost(Integer.parseInt(str.substring(1, 6)));
				list.add(dto);
			}
			catch (IOException e) {
				e.printStackTrace();
			}
			catch (NumberFormatException e) {
				System.out.println("문자 입력오류");
			}
		}
	}
	public void insert2() {
		Input in =new Input();
		TreeDTO dto = new TreeDTO();
		String bu = in.munja("부서명코드(i,j,c)");
		dto.setBu(buseo.valueOf(bu).getValue());
		dto.setCost(in.number("매출액"));
		list.add(dto);
	}
	public void out() {
		TreeMap<String, Integer> tree = new TreeMap<String, Integer>();
		for(int i=0;i<list.size();i++) {
			tree.put(list.get(i).getBu(), list.get(i).getCost());
		}
		Set<String> kset = tree.keySet();
		Iterator<String> it = kset.iterator();
		System.out.println("부서명\t매출액\n===============");
		while(it.hasNext()) {
			String aa = it.next();
			Integer bb = tree.get(aa);
			System.out.println(aa+"\t"+bb);
		}
	}
}
package day25_Sample1;

import java.text.DecimalFormat;

public class DTO {
	DecimalFormat df = new DecimalFormat("#,##0.00");
	String name;
	int kor,eng,mat;
	int tot;
	double avg;
	String hak;
	public DTO() {}
	public DTO(String name, int kor, int eng, int mat) {
		super();
		this.name = name;
		this.kor = kor;
		this.eng = eng;
		this.mat = mat;
	}
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}
	public int getKor() {
		return kor;
	}
	public void setKor(int kor) {
		this.kor = kor;
	}
	public int getEng() {
		return eng;
	}
	public void setEng(int eng) {
		this.eng = eng;
	}
	public int getMat() {
		return mat;
	}
	public void setMat(int mat) {
		this.mat = mat;
	}
	public int getTot() {
		return tot;
	}
	public void setTot(int tot) {
		this.tot = tot;
	}
	public double getAvg() {
		return avg;
	}
	public void setAvg(double avg) {
		this.avg = avg;
	}
	public String getHak() {
		return hak;
	}
	public void setHak(String hak) {
		this.hak = hak;
	}
	@Override
	public String toString() {
		return "DTO [name=" + name + ", kor=" + kor + ", eng=" + eng + ", mat=" + mat + ", tot=" + tot + ", avg=" + df.format(avg)
				+ ", hak=" + hak + "]";
	}
}

 

package day25_Sample1;

import java.io.FileNotFoundException;
import java.util.Scanner;

public class Menu {
	public static void main(String[] args) throws FileNotFoundException {
		Scanner sc = new Scanner(System.in);
		DAO dao = new DAO();
		while(true) {
			System.out.println("[1]입력");
			System.out.println("[2]출력");
			System.out.println("[0]종료");
			System.out.print("작업할 번호를 입력");
			String nn = sc.next();
			int n = Integer.parseInt(nn);
			switch (n) {
				case 0:System.exit(0);break;
				case 1:dao.insert();break;
				case 2:dao.out();break;
				default:break;
			}
		}
	}
}

 

package day25_Sample1;

import java.io.BufferedReader;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;
import java.text.ChoiceFormat;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.Set;
import java.util.TreeMap;

public class DAO {
	ArrayList<DTO> list = new ArrayList<DTO>();
	double [] avg1 = {0,60,70,80,90};
	String [] hak1 = {"F","D","C","B","A"};	
	ChoiceFormat cf = new ChoiceFormat(avg1,hak1);
	public void insert() throws FileNotFoundException {
		FileReader fr = new FileReader("c:/data/01065.txt");
		BufferedReader br = new BufferedReader(fr);
		while(true) {
			try {
				String str = br.readLine();
				if(str==null)break;
				DTO dto = new DTO();
				dto.setName(str.substring(0, 3));
				dto.setKor(Integer.parseInt(str.substring(3, 6)));
				dto.setEng(Integer.parseInt(str.substring(6, 9)));
				dto.setMat(Integer.parseInt(str.substring(9, 12)));
				dto.setTot(dto.getKor()+dto.getEng()+dto.getMat());
				dto.setAvg((double)dto.getTot()/3);
				dto.setHak(cf.format(dto.getAvg()));
				list.add(dto);
			}
			catch (IOException e) {
				e.printStackTrace();
			}
		}
	}
	public void out() {
		TreeMap<String, String> tree = new TreeMap<String, String>();
		for(int i=0;i<list.size();i++) {
			tree.put(list.get(i).getName(), list.get(i).getHak());
		}
		Set<String> kset = tree.keySet();
		Iterator<String> it = kset.iterator();
		System.out.println("이름\t학점\n===============");
		while(it.hasNext()) {
			String aa = it.next();
			String bb = tree.get(aa);
			System.out.println(aa+"\t"+bb);
		}
	}
}

 

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