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15. demo2 - (7) DepositRateDemo ( 열거형 멤버변수 )java/코드 리뷰 2020. 4. 27. 13:50
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 package demo3; public enum ScoreGrade { A(100, 90), B(89, 80), C(79, 70), D(69, 60), F(59, 0); private final int high; private final int low; ScoreGrade(int high, int low) { this.high = high; this.low = low; } public int getHigh() { return high; } public int getLow() { return low; } } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 package demo3..
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15. demo2 - (6) CustomerDemo - 2 ( enum 선언 )java/코드 리뷰 2020. 4. 27. 13:46
1 2 3 4 5 6 7 8 package demo2; public enum Grade { VIP, GOLD, SILVER, BRONZE } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 package demo2; public class GradeDemo { public static void main(String[] args) { // 열거형의 주요 메서드 // String name() // 열거형 상수의 이름을 문자열로 반환 String name = Grade.VIP.name(); System.out.println(name); System.out.println()..
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15. demo1 - (5) CustomerDemo ( 상수 선언 )java/코드 리뷰 2020. 4. 27. 12:09
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 package demo1; public class Grade { // public static final String VIP = "vip"; // public static final String GOLD = "gold"; // public static final String SILVER = "silver"; // public static final String BRONZE = "bronze"; public static final int VIP = 0; public static final int GOLD = 1; public static final int SILVER = 2; public static final int BRONZE = 3..
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15. demo2 - (4) FruitDemo ( ☆ 제네릭 메서드)java/코드 리뷰 2020. 4. 24. 15:59
1 2 3 4 5 6 7 8 9 10 11 package demo2; public class Fruit { @Override public String toString() { return "과일"; } } 1 2 3 4 5 6 7 8 9 10 package demo2; public class Apple extends Fruit { public String toString() { return "사과"; } } 1 2 3 4 5 6 7 8 9 10 package demo2; public class Grape extends Fruit { public String toString() { return "포도"; } } 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 ..
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15. demo1.product - (3) BoxDemo ( ☆ 타입파라미터로 지정된 객체)java/코드 리뷰 2020. 4. 24. 15:03
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 package demo1.product; public class Product { private String name; private int price; public Product() { } public Product(String name, int price) { super(); this.name = name; this.price = price; } public String getName() { return name; } public void setName(String name) { this.name = name; } public in..
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15. demo1.person - (2) PersonDemo (와일드카드 제네릭 타입제한)java/코드 리뷰 2020. 4. 24. 14:55
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 package demo1.person; public class Person { private String name; public Person() { } public Person(String name) { this.name = name; } public String getName() { return name; } public void setName(String name) { this.name = name; } } 1 2 3 4 5 6 package demo1.person; public class Student extends Person { } 1 2 3 4 5 6 package demo1.per..
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15. demo1.person - (1) Course Demo (제네릭)java/코드 리뷰 2020. 4. 24. 14:22
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 package demo1.person; public class Course { private String name; private T t; public Course(String name) { this.name = name; } public String getName() { return name; } public void add(T t) { this.t = t; } public T getT() { return t; } }
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14. etc - (10) PropertiesDemo (파일 설정 프로그램)java/코드 리뷰 2020. 4. 24. 13:55
config.properties 1 2 3 4 5 host.url=192.168.10.2 host.port=3000 host.username=admin host.password=zxcv1234 1 2 3 4 5 6 7 #Mail Server Configuration #Wed Apr 08 15:43:42 KST 2020 mail.server.url=192.168.10.2 mail.server.username=admin mail.server.port=3000 mail.server.password=zxc1234 mail.properties 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 package etc; import j..