도도의 초록누리

IDE: Spring-tool-suite-4-4.7.2.RELEASE (2020-09-08 기준 - 최신)

JAR: 

1. org.junit.jupiter.api_5.6.0.v20200203-2009.jar

2. org.junit.jupiter.engine_5.6.0.v20200203-2009.jar

3. org.junit.jupiter.migrationsupport_5.6.0.v20200203-2009.jar

4. org.junit.jupiter.params_5.6.0.v20200203-2009.jar

5. org.junit.platform.commons_1.6.0.v20200203-2009.jar

6. org.junit.platform.engine_1.6.0.v20200203-2009.jar

7. org.junit.platform.lanucher_1.6.0.v20200203-2009.jar

8. org.junit.platform.runner_1.6.0.v20200203-2009.jar

9. org.junit.platform.suite.api_1.6.0.v20200203-2009.jar

10. org.junit.vintage.engine_5.6.0.v20200203-2009.jar

11. org.opentest4j_1.2.0.v20190826-0900.jar

12. org.apiguardian_1.1.0.v20190826-0900.jar

13. org.junit_4.13.0.v20200204-1500.jar

14. org.hamcrest_1.2.0.v20180420-1519.jar

(EPL 라이선스 적용: 오픈소스)

public int plus(int a, int b){

     return a + b;

}

@Test

void testPlus(){

      assertEquals(3, new Caculate().plus(2, 3));

}

@Test

void testPlus(){

      assertEquals(5, new Caculate().plus(2, 3));

}

String empname[] = {"hwani","kimchi"};

String studentname[] = {"hama","sumi"};

assertArrayEquals(empname, studentname);

List someList = someClass.getSomeList();

assertNotNull("조회결과 null", someList);

assertTrue(someList.size() > 0);

int score = 5;

assertFalse( score < 0 ) ;

assertEquals(3, someList.size()); 

폴더: /src/main/resources

database=localhost

dbuser=helloUser

dbpassword=password

public class GetPropertyValue {

      private String dbpassword;

private String database;

private String dbuser;

      InputStream inputStream;

      public String getPropertyValue() throws Exception{

try{

Properties prop = new Properties();

String propFileName = "configuration.properties";

inputStream = getClass().getClassLoader().getResourceAsStream(propFileName);

if (inputStream != null) {

prop.load(inputStream);

} else {

throw new FileNotFoundException("property file '" + propFileName + "' not found in the classpath");

}

dbpassword = prop.getProperty("dbpassword");

database = prop.getProperty("database");

dbuser = prop.getProperty("dbuser");

} catch(Exception e){

logger.info("Exception : " + e);

} finally {

inputStream.close();

}

return result;

}

}

리눅스: java -jar client.jar

// 메뉴 생성
 JMenuItem testItem1 = new JMenuItem("단순 메시지 입력 상자");
 JMenuItem testItem2 = new JMenuItem("콤보 메시지 입력 상자" );
 
 
 testItem1.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {      
           JOptionPane.showInputDialog (null, "메시지 박스") ;
      }
 });
 
 testItem2.addActionListener(new ActionListener() {
      public void actionPerformed(ActionEvent e) {
          String[] selections = { "첫번째값", "두번째값", "세번째값" };
         
          // 데이터 입력 받기
          Object test = JOptionPane.showInputDialog( null, "selectionValues \n이용예제", "제목",
                JOptionPane.QUESTION_MESSAGE, null, selections, "두번째값" );
         
          // 출력 결과 찍어보기
          JOptionPane.showMessageDialog( null, test );      
      }
 });

        private String accnum;
        private int balance;

        public void setNum(String accnum)
        {
             this.accnum = accnum;  
        }

        public String getNum()
       {
            return this.accnum;
       }
 

         
       protected Object clone()
       {

               try{
                    Account account = (Account)super.clone();
                    return account;
               }
              catch(CloneNotSupportedException e)
              {
                   e.printStackTrace();
              }
              return null;
       } 

}

      public static void deepcopy()
     {
              Account source = new Account();
              source.setNum("111");
 
             Account target = (Account)source.clone(); // clone()은 Overliding으로 구현.
  
              System.out.println( "소스원본:" + source.getNum() );
              System.out.println( "대상-깊은 복사:" + target.getNum() );

              System.out.println( "원본값 계좌번호 변경 333\n" );

              source.setNum("333");

              System.out.println( "소스원본:" + source.getNum() );
              System.out.println( "대상-깊은 복사:" + target.getNum() + "\n" );
       }

       public static void shallowcopy()
       {
              Account source = new Account();
           source.setNum("111");

              Account target = source;
  
              System.out.println( "소스원본:" + source.getNum() );
              System.out.println( "대상-얇은 복사:" + target.getNum() );

              System.out.println( "원본값 계좌번호 변경 333\n" );
              source.setNum("333");

              System.out.println( "소스원본:" + source.getNum() );
              System.out.println( "대상-얇은 복사:" + target.getNum() + "\n" );
       }

       public static void main(String args[])
       { 
              System.out.println("--- 1.깊은 복사------------------");
           deepcopy();

              System.out.println("--- 2.얇은 복사------------------");
            shallowcopy();
       }

}