ã«ã¼ãã¯ã©ã¹ã§ãã Object ã¯ã©ã¹ã«ã¯ãç¹ã«ç¥ã£ã¦ããã¹ãã¡ã½ããã¨ãã¦ã次ã®ã¡ã½ãããåå¨ããã protected Object clone() ãªãã¸ã§ã¯ããè¤è£½ãããããããObject ã¯ã©ã¹ã§ã®å®ç¾©ã¯ä¾å¤ CloneNotSupportedException ãæããã¨ãããã®ã§ãããã ãããè¤è£½ãã¡ããã¨æ©è½ãããããã«ã¯ããã® clone ã¡ã½ãããä¸æ¸ããã¦å®è£ ããªãã¦ã¯ãªããªããã¤ã¾ãã次ã®ããã§ããã class SomeClass implements Cloneable { int x; SomeClass( int n ) { x = n; } protected Object clone( ) { return new SomeClass( x ); } } ãã®æãCloneable ã¤ã³ã¿ã¼ãã§ã¤ã¹ã¯ãæ£ãã clone ã¡ã½ãããå®è£ ããã¦ãããã¨
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