5. DIã®ãDãã¨ã¯ï¼ ⢠Dependencyï¼ä¾å ⢠ãªãã¸ã§ã¯ãAã¯ããªãã¸ã§ã¯ãBã使ã ⢠ãªãã¸ã§ã¯ãAã«ã¨ã£ã¦ããªãã¸ã§ã¯ãBã¯ãä¾åãã㪠ãã¸ã§ã¯ãã ⢠DIã®ãDãã¯ããä¾åãããªãã¸ã§ã¯ãããæãâ» 5 ãªãã¸ã§ã¯ãA ãªãã¸ã§ã¯ãB 使ã(ã¡ã½ããå¼åº) â»ãå ·è±¡ã¯ã©ã¹ã¸ã®ä¾åãã¨ãã解éãããã¾ã 9. ãã®â ï¼ä½¿ãå´ãèªåã§ç¨æãã ⢠使ãå´ã®ããã°ã©ã ãé·ããªã â æ¬è³ªã§ã¯ãªãå¦çãå ¥ãè¾¼ã ⢠ä¾åãããªãã¸ã§ã¯ãã®è¨å®ãå¤æ´ããããå ·è±¡ã¯ã©ã¹ãå¤æ´ããå ´å㯠ã使ãå´ã®ããã°ã©ã ãä¿®æ£ããå¿ è¦ããã 9 public class FooDao { private DataSource dataSource; public FooDao() { BasicDataSource dataSource = new BasicDataSource();
{{#tags}}- {{label}}
{{/tags}}