{"id":22,"date":"2023-08-15T00:27:38","date_gmt":"2023-08-14T15:27:38","guid":{"rendered":"https:\/\/blog.mumooinfo.com\/?p=22"},"modified":"2023-10-10T23:15:07","modified_gmt":"2023-10-10T14:15:07","slug":"java-%ec%96%b8%ec%96%b4-%ec%86%8c%ea%b0%9c-%eb%b0%8f-%ea%b0%9c%eb%85%90","status":"publish","type":"post","link":"https:\/\/mumooinfo.com\/programming\/java-%ec%96%b8%ec%96%b4-%ec%86%8c%ea%b0%9c-%eb%b0%8f-%ea%b0%9c%eb%85%90\/","title":{"rendered":"JAVA \uc5b8\uc5b4 \uc18c\uac1c \ubc0f \uac1c\ub150"},"content":{"rendered":"\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n<div class=\"wp-block-image\">\r\n<figure class=\"aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"533\" height=\"533\" class=\"wp-image-24 aligncenter\" src=\"https:\/\/mumooinfo.com\/wp-content\/uploads\/2023\/08\/\uc81c\ubaa9\uc744-\uc785\ub825\ud574\uc8fc\uc138\uc694_-001.jpg\" alt=\"\" srcset=\"https:\/\/mumooinfo.com\/wp-content\/uploads\/2023\/08\/\uc81c\ubaa9\uc744-\uc785\ub825\ud574\uc8fc\uc138\uc694_-001.jpg 533w, https:\/\/mumooinfo.com\/wp-content\/uploads\/2023\/08\/\uc81c\ubaa9\uc744-\uc785\ub825\ud574\uc8fc\uc138\uc694_-001-300x300.jpg 300w, https:\/\/mumooinfo.com\/wp-content\/uploads\/2023\/08\/\uc81c\ubaa9\uc744-\uc785\ub825\ud574\uc8fc\uc138\uc694_-001-150x150.jpg 150w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><\/figure><\/div>\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n\r\n<h3 class=\"wp-block-heading\">JAVA\uc758 \uc18c\uac1c<\/h3>\r\n\r\n\r\n\r\n<p>\ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4 \uc911 \ud558\ub098 \uc778 Java\ub294 Sun Microsystems(2010\ub144 Oracle Corporation\uc5d0\uc11c \uc778\uc218)\uc758 James Gosling\uacfc \uadf8\uc758 \ud300\uc774 \uac1c\ubc1c\ud55c \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ub2e4\ubaa9\uc801 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc785\ub2c8\ub2e4. 1995\ub144 \ub300\uc911\uc5d0\uac8c \uacf5\uac1c\ub418\uc5c8\uc73c\uba70 \uc774\ud6c4 \uc138\uacc4\uc5d0\uc11c \uac00\uc7a5 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \uc5b8\uc5b4 \uc911 \ud558\ub098\uac00 \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n<center><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-4435445268668222\" crossorigin=\"anonymous\"><\/script> <!-- [\ub514\uc2a4\ud50c\ub808\uc774 \uad11\uace0] \ubc18\uc751\ud615 \uc6cc\ub4dc\ud504\ub808\uc2a4 \ubcf8\ubb38 --> <ins class=\"adsbygoogle\" style=\"display: block;\" data-ad-client=\"ca-pub-4435445268668222\" data-ad-slot=\"9091536397\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins> <script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/center>\r\n<p>&nbsp;<\/p>\r\n\r\n<p>&nbsp;<\/p>\r\n\r\n<h3 class=\"wp-block-heading\">JAVA\uc758 \uac1c\ub150<\/h3>\r\n\r\n\r\n\r\n<p>Java\uc758 \uac1c\ub150\uc740 Java\ub97c \uac15\ub825\ud558\uace0 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\ub85c \ub9cc\ub4dc\ub294 \uba87 \uac00\uc9c0 \uc8fc\uc694 \uc6d0\uce59\uacfc \uae30\ub2a5\uc744 \uc911\uc2ec\uc73c\ub85c \uc804\uac1c\ub429\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d(OOP)<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 \uc8fc\ub85c \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uc785\ub2c8\ub2e4. \uc989, \uc791\uc5c5\uc744 \uc218\ud589\ud558\uae30 \uc704\ud574 \uc11c\ub85c \uc0c1\ud638 \uc791\uc6a9\ud558\ub294 \uac1c\uccb4 \ubaa8\uc74c\uc73c\ub85c \ud504\ub85c\uadf8\ub7a8\uc744 \ubaa8\ub378\ub9c1\ud569\ub2c8\ub2e4. \uac1c\uccb4\ub294 \uac1c\uccb4\uc758 \uc18d\uc131(\uc18d\uc131)\uacfc \ub3d9\uc791(\uba54\uc11c\ub4dc)\uc744 \uc815\uc758\ud558\ub294 \uccad\uc0ac\uc9c4 \uc5ed\ud560\uc744 \ud558\ub294 \ud074\ub798\uc2a4\uc758 \uc778\uc2a4\ud134\uc2a4\uc785\ub2c8\ub2e4. OOP\ub294 \ucf54\ub4dc \uc7ac\uc0ac\uc6a9\uc131, \ubaa8\ub4c8\uc131 \ubc0f \uc190\uc26c\uc6b4 \uc720\uc9c0 \uad00\ub9ac\ub97c \ucd09\uc9c4\ud569\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\ud50c\ub7ab\ud3fc \ub3c5\ub9bd\uc131<\/h4>\r\n\r\n\r\n\r\n<p>Java\uc758 &#8220;Write Once, Run Anywhere&#8221;(WORA) \uac1c\ub150\uc740 Java\uc758 \uac00\uc7a5 \uc911\uc694\ud55c \uc7a5\uc810 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. Java \ucf54\ub4dc\ub294 JVM(Java Virtual Machine)\uc5d0 \uc758\ud574 \uc2e4\ud589\ub418\ub294 \ubc14\uc774\ud2b8\ucf54\ub4dc\ub77c\ub294 \uc911\uac04 \ud615\uc2dd\uc73c\ub85c \ucef4\ud30c\uc77c\ub429\ub2c8\ub2e4. \uc774 \uc911\uac04 \ub2e8\uacc4\ub97c \ud1b5\ud574 \uae30\ubcf8 \ud558\ub4dc\uc6e8\uc5b4\ub098 \uc6b4\uc601 \uccb4\uc81c\uc5d0 \uad00\uacc4\uc5c6\uc774 \ud638\ud658 \uac00\ub2a5\ud55c JVM\uc774 \uc788\ub294 \ubaa8\ub4e0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c Java \ud504\ub85c\uadf8\ub7a8\uc744 \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">JVM(Java Virtual Machine)<\/h4>\r\n\r\n\r\n\r\n<p>JVM\uc740 Java \ud50c\ub7ab\ud3fc\uc758 \uc911\uc694\ud55c \ubd80\ubd84\uc785\ub2c8\ub2e4. \ud558\ub4dc\uc6e8\uc5b4 \ubc0f \uc6b4\uc601 \uccb4\uc81c \uc138\ubd80 \uc0ac\ud56d\uc744 \ucd94\uc0c1\ud654\ud558\uc5ec Java \ubc14\uc774\ud2b8\ucf54\ub4dc\ub97c \uc2e4\ud589\ud560 \uc218 \uc788\ub294 \uac00\uc0c1 \ud658\uacbd\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ucd94\uc0c1\ud654\ub294 JVM \uad6c\ud604\uc774 \ub2e4\uc591\ud55c \ud50c\ub7ab\ud3fc\uc5d0 \ub300\ud574 \uc874\uc7ac\ud558\ubbc0\ub85c Java\uc758 \ud50c\ub7ab\ud3fc \ub3c5\ub9bd\uc131\uc744 \uac00\ub2a5\ud558\uac8c \ud569\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\uac00\ube44\uc9c0 \uc218\uc9d1<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 \uac00\ube44\uc9c0 \uc218\uc9d1\uc774\ub77c\ub294 \ud504\ub85c\uc138\uc2a4\ub97c \ud1b5\ud574 \uc790\ub3d9 \uba54\ubaa8\ub9ac \uad00\ub9ac\ub97c \ud1b5\ud569\ud569\ub2c8\ub2e4. \uac1c\ubc1c\uc790\ub294 \uba54\ubaa8\ub9ac \ud560\ub2f9 \ubc0f \ud560\ub2f9 \ud574\uc81c\ub97c \uba85\uc2dc\uc801\uc73c\ub85c \uad00\ub9ac\ud560 \ud544\uc694\uac00 \uc5c6\uc2b5\ub2c8\ub2e4. \ub300\uc2e0 JVM\uc740 \ub354 \uc774\uc0c1 \uc0ac\uc6a9\ud558\uc9c0 \uc54a\ub294 \uac1c\uccb4\uac00 \ucc28\uc9c0\ud558\ub294 \uba54\ubaa8\ub9ac\ub97c \uc790\ub3d9\uc73c\ub85c \uc2dd\ubcc4\ud558\uace0 \ud574\uc81c\ud558\uc5ec \uba54\ubaa8\ub9ac \ub204\uc218 \ubc0f \uba54\ubaa8\ub9ac \uad00\ub828 \ubc84\uadf8\uc758 \uac00\ub2a5\uc131\uc744 \uc904\uc785\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\ub2e4\uc911 \uc2a4\ub808\ub529<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 \ub2e4\uc911 \uc2a4\ub808\ub529\uc5d0 \ub300\ud55c \uae30\ubcf8 \uc81c\uacf5 \uc9c0\uc6d0\uc744 \uc81c\uacf5\ud558\ubbc0\ub85c \uac1c\ubc1c\uc790\uac00 \uc5ec\ub7ec \uc791\uc5c5\uc744 \ub3d9\uc2dc\uc5d0 \uc218\ud589\ud560 \uc218 \uc788\ub294 \ud504\ub85c\uadf8\ub7a8\uc744 \ub9cc\ub4e4 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc2a4\ub808\ub4dc\ub294 \ub3d9\uc77c\ud55c \ud504\ub85c\uadf8\ub7a8 \ub0b4\uc5d0\uc11c \ub3c5\ub9bd\uc801\uc73c\ub85c \uc2e4\ud589\ud560 \uc218 \uc788\ub294 \uacbd\ub7c9 \ud558\uc704 \ud504\ub85c\uc138\uc2a4\uc785\ub2c8\ub2e4. \uc774 \uae30\ub2a5\uc740 \ucd5c\uc2e0 \uba40\ud2f0 \ucf54\uc5b4 \ud504\ub85c\uc138\uc11c\ub97c \ud65c\uc6a9\ud560 \uc218 \uc788\ub294 \uc751\ub2f5\uc131\uc774 \ub6f0\uc5b4\ub098\uace0 \ud6a8\uc728\uc801\uc778 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \ud544\uc218\uc801\uc785\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\ud45c\uc900 \ub77c\uc774\ube0c\ub7ec\ub9ac(Java API)<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 Java API(Application Programming Interface)\ub85c \uc54c\ub824\uc9c4 \uad11\ubc94\uc704\ud55c \ud45c\uc900 \ub77c\uc774\ube0c\ub7ec\ub9ac\uc640 \ud568\uaed8 \uc81c\uacf5\ub429\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\ub294 \ud30c\uc77c \uc791\uc5c5, \ub124\ud2b8\uc6cc\ud0b9, \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc561\uc138\uc2a4, \uc0ac\uc6a9\uc790 \uc778\ud130\ud398\uc774\uc2a4 \ub4f1\uacfc \uac19\uc740 \uc77c\ubc18\uc801\uc778 \ud504\ub85c\uadf8\ub798\ubc0d \uc791\uc5c5\uc744 \uc6a9\uc774\ud558\uac8c \ud558\ub294 \ub2e4\uc591\ud55c \ud074\ub798\uc2a4\uc640 \uba54\uc11c\ub4dc\uac00 \ud3ec\ud568\ub429\ub2c8\ub2e4. \uac1c\ubc1c\uc790\ub294 Java API\ub97c \ud65c\uc6a9\ud558\uc5ec \ubcf5\uc7a1\ud55c \uae30\ub2a5\uc744 \ucf54\ub529\ud558\ub294 \ub370 \ub4dc\ub294 \uc2dc\uac04\uacfc \ub178\ub825\uc744 \uc808\uc57d\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\ubcf4\uc548<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 \ud2b9\ud788 \uc778\ud130\ub137 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc758 \ub9e5\ub77d\uc5d0\uc11c \ubcf4\uc548\uc5d0 \uc911\uc810\uc744 \ub461\ub2c8\ub2e4. \uc774 \uc5b8\uc5b4\uc5d0\ub294 \uc2e0\ub8b0\ud560 \uc218 \uc5c6\ub294 \ucf54\ub4dc\uac00 \uc911\uc694\ud55c \uc2dc\uc2a4\ud15c \ub9ac\uc18c\uc2a4\uc5d0 \uc561\uc138\uc2a4\ud558\uc9c0 \ubabb\ud558\ub3c4\ub85d \uc81c\ud55c\ud558\ub294 &#8220;\uc0cc\ub4dc\ubc15\uc2a4&#8221; \ubcf4\uc548 \ubaa8\ub378\uacfc \uac19\uc740 \uae30\ub2a5\uc774 \ud3ec\ud568\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4. \uc608\ub97c \ub4e4\uc5b4 Java \uc560\ud50c\ub9bf\uc740 Java \ud504\ub85c\uadf8\ub7a8\uc744 \uc6f9 \ube0c\ub77c\uc6b0\uc800\uc5d0 \uc548\uc804\ud558\uac8c \uc0bd\uc785\ud558\ub294 \ub110\ub9ac \uc0ac\uc6a9\ub418\ub294 \ubc29\ubc95\uc774\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\uc774\uc2dd\uc131 \ubc0f \ud655\uc7a5\uc131<\/h4>\r\n\r\n\r\n\r\n<p>Java\uc758 \ud50c\ub7ab\ud3fc \ub3c5\ub9bd\uc131\uacfc \uacac\uace0\uc131\uc740 \ub2e4\uc591\ud55c \ud658\uacbd\uc5d0\uc11c \ud655\uc7a5\ud574\uc57c \ud558\ub294 \uc560\ud50c\ub9ac\ucf00\uc774\uc158\uc744 \uad6c\ucd95\ud558\ub294 \ub370 \uc774\uc0c1\uc801\uc778 \uc120\ud0dd\uc785\ub2c8\ub2e4. \uc5d4\ud130\ud504\ub77c\uc774\uc988\uae09 \uc2dc\uc2a4\ud15c, \uc6f9 \uc560\ud50c\ub9ac\ucf00\uc774\uc158, \ubaa8\ubc14\uc77c \uc571 \uac1c\ubc1c(Android) \ubc0f \ub300\uaddc\ubaa8 \ubd84\uc0b0 \uc2dc\uc2a4\ud15c\uc5d0\uc11c\ub3c4 \ub110\ub9ac \uc0ac\uc6a9\ub429\ub2c8\ub2e4.<\/p>\r\n\r\n\r\n\r\n<h4 class=\"wp-block-heading\">\ucee4\ubba4\ub2c8\ud2f0 \ubc0f \uc0dd\ud0dc\uacc4<\/h4>\r\n\r\n\r\n\r\n<p>Java\ub294 \uac1c\ubc1c\uc790, \uad50\uc721\uc790 \ubc0f \uc560\ud638\uac00\ub85c \uad6c\uc131\ub41c \ubc29\ub300\ud558\uace0 \ud65c\ubc1c\ud55c \ucee4\ubba4\ub2c8\ud2f0\ub97c \uc790\ub791\ud569\ub2c8\ub2e4. \ucee4\ubba4\ub2c8\ud2f0\ub294 Java \uc0dd\ud0dc\uacc4\ub97c \ud5a5\uc0c1\uc2dc\ud0a4\ub294 \ub77c\uc774\ube0c\ub7ec\ub9ac, \ud504\ub808\uc784\uc6cc\ud06c \ubc0f \ub3c4\uad6c\uc758 \uc131\uc7a5\uc5d0 \uae30\uc5ec\ud569\ub2c8\ub2e4. Java \uac1c\ubc1c\uc790\uac00 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \ud48d\ubd80\ud55c \ud559\uc2b5 \ub9ac\uc18c\uc2a4, \ud3ec\ub7fc \ubc0f \uc9c0\uc6d0 \ucc44\ub110\uc774 \uc788\uc2b5\ub2c8\ub2e4.<br \/><br \/><\/p>\r\n\r\n\r\n\r\n<p>&nbsp;<\/p>\r\n<center><script async src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js?client=ca-pub-4435445268668222\" crossorigin=\"anonymous\"><\/script> <!-- [\ub514\uc2a4\ud50c\ub808\uc774 \uad11\uace0] \ubc18\uc751\ud615 \uc6cc\ub4dc\ud504\ub808\uc2a4 \ubcf8\ubb38 --> <ins class=\"adsbygoogle\" style=\"display: block;\" data-ad-client=\"ca-pub-4435445268668222\" data-ad-slot=\"9091536397\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins> <script>\r\n     (adsbygoogle = window.adsbygoogle || []).push({});\r\n<\/script><\/center>\r\n<p>&nbsp;<\/p>\r\n\r\n\r\n\r\n<p>\uc694\uc57d\ud558\uba74 Java\uc758 \uac1c\ub150\uc740 \uac1d\uccb4 \uc9c0\ud5a5 \ud504\ub85c\uadf8\ub798\ubc0d, JVM\uc744 \ud1b5\ud55c \ud50c\ub7ab\ud3fc \ub3c5\ub9bd\uc131, \uc790\ub3d9 \uba54\ubaa8\ub9ac \uad00\ub9ac, \uba40\ud2f0\uc2a4\ub808\ub529, \ud48d\ubd80\ud55c \ud45c\uc900 \ub77c\uc774\ube0c\ub7ec\ub9ac, \ubcf4\uc548 \ubc0f \ubc88\uc131\ud558\ub294 \ucee4\ubba4\ub2c8\ud2f0\ub97c \uc911\uc2ec\uc73c\ub85c \ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\ub2a5\uc774 \uacb0\ud569\ub418\uc5b4 Java\ub294 \uad11\ubc94\uc704\ud55c \uc751\uc6a9 \ud504\ub85c\uadf8\ub7a8 \ubc0f \uc0b0\uc5c5\uc5d0 \uc801\ud569\ud55c \ub2e4\uc7ac\ub2e4\ub2a5\ud558\uace0 \uac15\ub825\ud55c \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4\uac00 \ub429\ub2c8\ub2e4.<\/p>\r\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp; JAVA\uc758 \uc18c\uac1c \ud504\ub85c\uadf8\ub798\ubc0d \uc5b8\uc5b4 \uc911 \ud558\ub098 \uc778 Java\ub294 &#8230;<\/p>\n","protected":false},"author":1,"featured_media":24,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_lock_modified_date":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-22","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming"],"_links":{"self":[{"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/posts\/22"}],"collection":[{"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/comments?post=22"}],"version-history":[{"count":3,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/posts\/22\/revisions"}],"predecessor-version":[{"id":549,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/posts\/22\/revisions\/549"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/media\/24"}],"wp:attachment":[{"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/media?parent=22"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/categories?post=22"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mumooinfo.com\/wp-json\/wp\/v2\/tags?post=22"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}