@ITã® ã¹ã¬ããã®æ»ãå¤ã®åãæ¹ã«ã¤ãã¦ããã ã¹ã¬ããã§ã®å¦çã¯ä½ãã¨é¢åãå¤ãã®ã§ãããçµæãè¿ãã¨ããã®ãããªãé¢åãªå¦çã§ããã¹ã¬ãããæ±ãä¸ã§é£ããã®ã¯ãè¤æ°ã¹ã¬ããããæä½ããããã¼ã¿ã®æ±ããã¤ã¾ãåæã®åé¡ã¨ãè¤æ°ã¹ã¬ããã®å調åä½ã®æ±ãã§ãã ãã¼ã¿ã®åæããã¹ã¬ããã®å調åä½ããåãsynchronized ãã¼ã¯ã¼ããå©ç¨ããã®ã§ãããã ããããéã«ä½¿ãåããæ··ä¹±ããã¡ãªã®ã§ã¯ãªãã§ããããã ãã®ãããã¯è©³ããæãä¸ããã¨åéãå¤ããªãã®ã§ãã¨ããããã¹ã¬ããããã®çµæåå¾ã®ãµã³ãã«ã§ãã public class ThreadTest extends Thread { /** åæç¨ãªãã¸ã§ã¯ã */ private Object lock = new Object(); /** å¦çå®äºãã©ã°Â */ private boolean flag; /** retur
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