{"id":437454,"date":"2024-01-25T05:07:48","date_gmt":"2024-01-25T04:07:48","guid":{"rendered":"https:\/\/blog.jetbrains.com\/?post_type=qodana&#038;p=437454"},"modified":"2024-01-25T05:07:53","modified_gmt":"2024-01-25T04:07:53","slug":"top-6-code-quality-metrics-to-empower-your-team","status":"publish","type":"qodana","link":"https:\/\/blog.jetbrains.com\/ko\/qodana\/2024\/01\/top-6-code-quality-metrics-to-empower-your-team\/","title":{"rendered":"\ud300 \uc5ed\ub7c9\uc744 \uac15\ud654\ud558\ub294 \uc0c1\uc704 6\uac00\uc9c0 \ucf54\ub4dc \ud488\uc9c8 \uba54\ud2b8\ub9ad"},"content":{"rendered":"<p>\uc644\ubcbd\ud55c \ucf54\ub4dc \ud488\uc9c8\uc740 \ub300\ubd80\ubd84\uc758 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c\uc790\uac00 \ubc14\ub77c\ub294 \ubaa9\ud45c\uc785\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uadf8 \uc758\ub3c4\ub294 \uac04\ub2e8\ud560\uc9c0\ub77c\ub3c4 \uc774\ub97c \ud604\uc2e4\ud654\ud558\uae30 \uc704\ud55c \uc804\ub7b5\uc740 \ubcf5\uc7a1\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ud488\uc9c8\uc744 \uce21\uc815\ud558\ub294 \ubc29\ubc95\uacfc \ub300\uc0c1\uc740 \uac80\ud1a0 \ud504\ub85c\uc138\uc2a4\uc758 \uacb0\uacfc\ub97c \uac1c\uc120\ud558\ub294 \ud575\uc2ec \uc694\uc18c\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc9c0\uc18d\uc801\uc778 \uac1c\uc120, \uae30\uc220\uc801 \uc6b0\uc218\uc131\uc5d0 \ub300\ud55c \uc9c0\uc18d\uc801\uc778 \uad00\uc2ec, \uc815\uae30\uc801\uc778 \uc131\ucc30\uc758 \uc6d0\uce59\uc744 \uc9c0\ud0a4\ub294 \ud300\uc774\ub77c\uba74 \ub354\uc6b1 \uadf8\ub7ec\ud569\ub2c8\ub2e4. \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uac1c\ubc1c \ubd84\uc57c\uc5d0\uc11c 20\ub144 \uc774\uc0c1\uc758 \uacbd\ud5d8\uc744 \ubcf4\uc720\ud55c JetBrains\ub294 \ud300\uc5d0 \uac00\uc7a5 \ud6a8\uacfc\uc801\uc778 \uba54\ud2b8\ub9ad\uc774 \ubb34\uc5c7\uc778\uc9c0 \uacf5\uc720\ud558\uae30 \uc704\ud55c \uc778\uc0ac\uc774\ud2b8\ub97c \uc218\uc9d1\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<p><!--more--><\/p>\n<h2 id=\"practical-code-quality-metrics-and-how-to-measure-them\" class=\"wp-block-heading\">\uc2e4\uc6a9\uc801\uc778 \ucf54\ub4dc \ud488\uc9c8 \uba54\ud2b8\ub9ad\uacfc \uadf8 \uce21\uc815 \ubc29\ubc95<\/h2>\n<h3 id=\"cyclomatic-complexity-cyc\" class=\"wp-block-heading\">1. \uc21c\ud658 \ubcf5\uc7a1\ub3c4(CYC)<\/h3>\n<p>CYC\ub294 \uc18c\uc2a4 \ucf54\ub4dc\uc758 \ub3c5\ub9bd\uc801\uc778 \uacbd\ub85c \uc218\ub97c \uae30\ubc18\uc73c\ub85c \ud504\ub85c\uadf8\ub7a8 \ucf54\ub4dc \ud750\ub984\uc758 \ubcf5\uc7a1\uc131\uc744 \uce21\uc815\ud55c \uac83\uc785\ub2c8\ub2e4. \ubcf5\uc7a1\uc131\uc774 \uc99d\uac00\ud568\uc5d0 \ub530\ub77c \ucf54\ub4dc\ub97c \uc774\ud574\ud558\uace0, \ud14c\uc2a4\ud2b8\ud558\uace0, \uc720\uc9c0 \uad00\ub9ac\ud558\uae30\uac00 \ub354\uc6b1 \uc5b4\ub824\uc6cc\uc9c0\uae30 \ub54c\ubb38\uc5d0 \uc774\ub294 \uc911\uc694\ud55c \uba54\ud2b8\ub9ad\uc785\ub2c8\ub2e4.\u00a0 \uc560\uc790\uc77c \uc811\uadfc \ubc29\uc2dd\uc744 \ub530\ub974\uace0 \uc788\ub2e4\uba74 \uc9c0\uc18d \uac00\ub2a5\uc131\uacfc \uc720\uc9c0 \uad00\ub9ac \uac00\ub2a5\uc131\uc774 \ud575\uc2ec\uc785\ub2c8\ub2e4. CYC\ub97c \ud1b5\ud574 \ub2e8\uc21c\ud654\uac00 \ud544\uc694\ud55c \ubd80\ubd84\uc5d0 \ub300\ud55c \ub2e8\ucd08\ub97c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uac04\ub2e8\ud55c \uc608\ub97c \ud1b5\ud574 \uc774 \uba54\ud2b8\ub9ad\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud558\ub294\uc9c0 \uc0b4\ud3b4\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. \uc5b4\ub5a0\ud55c \uc870\uac74\uc774\ub098 \ube0c\ub79c\uce58 \uc5c6\uc774 \uad6c\ubb38\uc744 \uc21c\ucc28\uc801\uc73c\ub85c \uc2e4\ud589\ud558\uae30\ub9cc \ud558\ub294 \ucf54\ub4dc \uc870\uac01\uc744 \uc0dd\uac01\ud574 \ubcf4\uc138\uc694.<\/p>\n<pre class=\"EnlighterJSRAW\">public int sum(int a, int b) {\n   System.out.println(\"Adding two numbers: \" + a + \" + \" + b);\n   return a + b;\n}<\/pre>\n<p>\ucf54\ub4dc\uc5d0 \ube0c\ub79c\uce58\uac00 \uc5c6\uae30 \ub54c\ubb38\uc5d0 \ub9e4\uac1c\ubcc0\uc218 \uac12\uc744 \uc870\ud569\ud558\uba74 \ud568\uc218\uc758 \ubaa8\ub4e0 \uad6c\ubb38\uc774 \uc2e4\ud589\ub429\ub2c8\ub2e4. \ub530\ub77c\uc11c \uc774 \ucf54\ub4dc\uc758 CYC \uacb0\uacfc\ub294 1\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc785\ub825\uc744 \ud655\uc778\ud558\uae30 \uc704\ud55c \uc870\uac74\ubb38\uc744 \ub3c4\uc785\ud558\uba74 \ucf54\ub4dc\uc5d0 \ub2e8\uc77c \ube0c\ub79c\uce58 \ub300\uc2e0 \ub450 \uac1c\uc758 \uac00\ub2a5\ud55c \uc2e4\ud589 \uacbd\ub85c\uac00 \ud3ec\ud568\ub418\ubbc0\ub85c CYC\uac00 \ub450 \ubc30\uac00 \ub429\ub2c8\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\">public int sum(int a, int b) {\n   if(a &lt; 0) throw new IllegalArgumentException(\"Parameter a should be positive\");\n   System.out.println(\"Adding two numbers: \" + a + \" + \" + b);\n   return a + b;\n}<\/pre>\n<p>\ub450 \ubc88\uc9f8 \ub9e4\uac1c\ubcc0\uc218\ub97c \ud14c\uc2a4\ud2b8\ud558\uae30 \uc704\ud574 \ub2e4\ub978 \uc870\uac74\uc744 \ucd94\uac00\ud558\uba74 CYC \uacb0\uacfc\uac00 3\uc73c\ub85c \uc99d\uac00\ud569\ub2c8\ub2e4.<\/p>\n<pre class=\"EnlighterJSRAW\">public int sum(int a, int b) {\n   if (a &lt; 0) throw new IllegalArgumentException(\"Parameter a should be positive\");\n   if (b &lt; 0) throw new IllegalArgumentException(\"Parameter b should be positive\");\n   System.out.println(\"Adding two numbers: \" + a + \" + \" + b);\n   return a + b;\n}<\/pre>\n<p>\ubaa8\ub4e0 \uc870\uac74\ubb38\uc774\ub098 \ub8e8\ud504 \ube14\ub85d\uc740 \uba54\uc11c\ub4dc\uc758 CYC \uba54\ud2b8\ub9ad\uc5d0 \ucd94\uac00\ub418\ubbc0\ub85c \ubaa8\ub4e0 \ucf54\ub4dc \ube0c\ub79c\uce58\ub97c \ud1b5\ud574 \uc2e4\ud589\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud14c\uc2a4\ud2b8 \uc218\uc5d0 \uae30\uc5ec\ud569\ub2c8\ub2e4.<\/p>\n<p>CYC \uac12\uc774 \ub192\ub2e4\uace0 \ud574\uc11c \ucf54\ub4dc\uc5d0 \ubc84\uadf8\uac00 \uc788\uac70\ub098 \uc190\uc0c1\ub418\uc5c8\ub2e4\ub294 \uc758\ubbf8\ub294 \uc544\ub2c8\uc9c0\ub9cc \ucf54\ub4dc\uc758 \uc720\uc9c0 \uad00\ub9ac\uac00 \uc5b4\ub824\uc6cc\uc11c \uc0c8\ub85c\uc6b4 \ubcc0\uacbd \uc0ac\ud56d\uc73c\ub85c \uc778\ud574 \uc27d\uac8c \uc190\uc0c1\ub420 \uc218 \uc788\ub2e4\ub294 \uac83\uc740 \ud655\uc2e4\ud569\ub2c8\ub2e4. IntelliJ IDEA\ub294 \uc5d0\ub514\ud130\uc5d0\uc11c \ubc14\ub85c \uc9c0\ub098\uce58\uac8c \ubcf5\uc7a1\ud55c \uba54\uc11c\ub4dc\ub97c \uc54c\ub824\uc904 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <em>Overly complex method(\uc9c0\ub098\uce58\uac8c \ubcf5\uc7a1\ud55c \uba54\uc11c\ub4dc)<\/em> \uac80\uc0ac\uc5d0 \ub300\ud55c \uc784\uacd7\uac12\uc740 <em>Settings(\uc124\uc815)<\/em> | <em>Editor(\uc5d0\ub514\ud130)<\/em><strong> | <\/strong><em>Inspections(\uac80\uc0ac)<\/em><strong>\uc5d0\uc11c \uad6c\uc131\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-398636\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/inspections.png\" alt=\"JetBrains Qodana\ub97c \uc0ac\uc6a9\ud55c \uc911\ubcf5 \ubd84\uc11d\uc744 \ud1b5\ud574 \uc911\ubcf5 \ucf54\ub4dc \ucc3e\uae30\" width=\"2212\" height=\"1428\" \/><\/figure>\n<p>\uae30\ubcf8\uc801\uc73c\ub85c \uc784\uacd7\uac12\uc740 10\uc73c\ub85c \uc124\uc815\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc774 \uba54\ud2b8\ub9ad\uc744 2\ub85c \ubcc0\uacbd\ud558\uba74 \uc5d0\ub514\ud130\uc5d0\uc11c \uc544\ub798\uc758 \uc608\uc2dc \ucf54\ub4dc\uac00 \uac15\uc870 \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-398648\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/image-1-1.png\" alt=\"\uc815\uc801 \ucf54\ub4dc \ubd84\uc11d\uc758 \uc608\" width=\"1872\" height=\"636\" \/><\/figure>\n<h4 id=\"how-to-enable-this-inspection-for-your-entire-project\" class=\"wp-block-heading\">\uc804\uccb4 \ud504\ub85c\uc81d\ud2b8\uc5d0 \ub300\ud574 \uc774 \uac80\uc0ac\ub97c \ud65c\uc131\ud654\ud558\ub294 \ubc29\ubc95<\/h4>\n<p>\uc11c\ubc84 \uce21 \ucf54\ub4dc \ubd84\uc11d\uc5d0 Qodana\ub97c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0(\ub85c\uceec\ubfd0\ub9cc \uc544\ub2c8\ub77c \uc804\uccb4 \ud300\uc758 \ucf54\ub4dc \ud488\uc9c8 \ucd94\uc801\uc744 \uc704\ud574), CYC\ub97c \uc790\ub3d9\uc73c\ub85c \uac80\uc0ac\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <em>Recommended(\uad8c\uc7a5)<\/em> \ud504\ub85c\ud30c\uc77c\uc744 \uc120\ud0dd\ud558\uace0 \ucf54\ub529 \uc911\uc778 \uc5b8\uc5b4\uc5d0 \ub300\ud574 \uc774 \ud504\ub85c\ud30c\uc77c\uc774 \ud65c\uc131\ud654\ub418\uc5c8\ub294\uc9c0 \ud655\uc778\ud558\uc138\uc694.<\/p>\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-398659\" style=\"width: 839px; height: 542px;\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/image-2-1.png\" alt=\"JetBrains Qodana\ub85c \ucf54\ub4dc \ubcf5\uc7a1\uc131 \uac80\uc0ac \ud65c\uc131\ud654\" width=\"2334\" height=\"1506\" \/><\/figure>\n<h4 id=\"interpreting-the-results\" class=\"wp-block-heading\">\uacb0\uacfc \ud574\uc11d<\/h4>\n<p>Tom McCabe Jr.\ub294 \ubbf8\uad6d \uad6d\ud1a0\uc548\ubcf4\ubd80\uc5d0\uc11c \ubc1c\ud45c\ud55c &#8216; Software Quality Metrics(\uc704\ud5d8 \uc2dd\ubcc4\uc744 \uc704\ud55c \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ud488\uc9c8 \uba54\ud2b8\ub9ad)'[<a href=\"https:\/\/web.archive.org\/web\/20220329072759\/http:\/\/www.mccabe.com\/ppt\/SoftwareQualityMetricsToIdentifyRisk.ppt\" target=\"_blank\" rel=\"noopener\">\ub2e4\uc6b4\ub85c\ub4dc<\/a>] \ud504\ub808\uc820\ud14c\uc774\uc158\uc5d0\uc11c \uba54\uc11c\ub4dc\uc758 CYC \uba54\ud2b8\ub9ad \uac12\uc774 10\ubcf4\ub2e4 \uc791\uc73c\uba74 \ucf54\ub4dc\uac00 \ucda9\ubd84\ud788 \ub2e8\uc21c\ud55c \uac83\uc73c\ub85c \uac04\uc8fc\ub41c\ub2e4\uace0 \ub9d0\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uba54\ud2b8\ub9ad\uc774 50\uc744 \ub118\uc73c\uba74 \ucf54\ub4dc\uac00 \uc9c0\ub098\uce58\uac8c \ubcf5\uc7a1\ud558\uace0 \ud14c\uc2a4\ud2b8\ud560 \uc218 \uc5c6\ub294 \uac83\uc73c\ub85c \uac04\uc8fc\ub429\ub2c8\ub2e4. \uadf8\ub7ec\ub098 \uc2e4\uc81c\ub85c\ub294 6 \ubbf8\ub9cc\uc758 \uac12\uc744 \ubaa9\ud45c\ub85c \uc0bc\uace0, \uacb0\uacfc\uac00 10\uc744 \ucd08\uacfc\ud558\uba74 \uacbd\uace0 \uc218\uc900\uc73c\ub85c \uc0dd\uac01\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub294 \ubcf5\uc7a1\uc131\uc774 \ub354 \uc774\uc0c1 \ucee4\uc9c0\uc9c0 \uc54a\ub3c4\ub85d \ud568\uc218\ub97c \ub2e8\uc21c\ud654\ud574\uc57c \ud560 \ub54c\uc784\uc744 \ub098\ud0c0\ub0c5\ub2c8\ub2e4.<\/p>\n<p>CYC \uc810\uc218\uc5d0 \ub300\ud55c \uad8c\uc7a5 \ubc94\uc704\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4.<\/p>\n<ul>\n<li>1~5 &#8211; \ub2e8\uc21c\ud55c \ucf54\ub4dc\uc774\uace0 \ud14c\uc2a4\ud2b8 \ubc0f \ub514\ubc84\uadf8\uac00 \uc6a9\uc774\ud568<\/li>\n<li>6~10 &#8211; \ub354 \ubcf5\uc7a1\ud558\uace0 \uc704\ud5d8\ub3c4\uac00 \ubcf4\ud1b5\uc784<\/li>\n<li>10~20 &#8211; \uc704\ud5d8\ub3c4 \ub192\uace0 \uc8fc\uc758\ud574\uc57c \ud568<\/li>\n<li>20 \uc774\uc0c1 &#8211; \ub9e4\uc6b0 \ubcf5\uc7a1\ud55c \ucf54\ub4dc\uc774\uba70 \uc774\ud574\ud558\uace0 \uc720\uc9c0 \uad00\ub9ac\ud558\uae30\uac00 \uc5b4\ub824\uc6c0<\/li>\n<\/ul>\n<h3 id=\"code-duplication-percentage\" class=\"wp-block-heading\">2. \ucf54\ub4dc \uc911\ubcf5 \ube44\uc728<\/h3>\n<p>\ucf54\ub4dc \uc911\ubcf5 \ube44\uc728\uc740 \ucf54\ub4dc \ubca0\uc774\uc2a4\uc758 \uc5ec\ub7ec \uc704\uce58\uc5d0 \ub3d9\uc77c\ud558\uac70\ub098 \uc720\uc0ac\ud55c \ucf54\ub4dc\uac00 \uc5bc\ub9c8\ub098 \ub9ce\uc774 \ub098\ud0c0\ub098\ub294\uc9c0 \ud655\uc778\ud558\ub294 \ub370 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4. \ucf54\ub4dc \uc911\ubcf5 \uc218\uc900\uc774 \ub192\uc73c\uba74 \uc720\uc9c0 \uad00\ub9ac\uac00 \uc99d\uac00\ud558\uace0 \ubc84\uadf8 \ubc1c\uc0dd \uac00\ub2a5\uc131\uc774 \ub192\uc544\uc9c0\uba70 \ucf54\ub4dc \uac00\ub3c5\uc131\uc774 \uc800\ud558\ub420 \uc218 \uc788\uc73c\ubbc0\ub85c \uc774\ub294 \uc911\uc694\ud55c \uba54\ud2b8\ub9ad\uc785\ub2c8\ub2e4.<\/p>\n<p>Qodana\uc5d0\uc11c\ub294 \uc911\ubcf5 \uac80\uc0ac\uac00 \uae30\ubcf8\uc801\uc73c\ub85c \ud65c\uc131\ud654\ub418\uc5b4 \uc788\uc9c0\ub9cc <a href=\"https:\/\/www.jetbrains.com\/help\/idea\/analyzing-duplicates.html\" target=\"_blank\" rel=\"noopener\">IntelliJ IDEA \ubc0f WebStorm, Rider \uac19\uc740 \ub2e4\ub978 IDE\uc5d0\uc11c \uc911\ubcf5 \ud0d0\uc9c0\ub97c \uad6c\uc131<\/a>\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-399471\" style=\"width: 832px; height: 474px;\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/Screenshot-2023-10-23-at-18.52.39-2800x1629.png\" alt=\"Qodana \uc911\ubcf5 \ube44\uc728 \uac80\uc0ac \" width=\"2800\" height=\"1629\" \/><\/figure>\n<\/div>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-398681\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/image-4-1.png\" alt=\"Qodana\ub97c \uc774\uc6a9\ud55c \uc911\ubcf5 \ud655\uc778 \" width=\"2060\" height=\"1400\" \/><\/figure>\n<h4 id=\"interpreting-the-results-1\" class=\"wp-block-heading\">\uacb0\uacfc \ud574\uc11d<\/h4>\n<p>\uc774\uc0c1\uc801\uc73c\ub85c\ub294 \ucf54\ub4dc \uc911\ubcf5 \ube44\uc728\uc744 5% \ubbf8\ub9cc\uc73c\ub85c \uc720\uc9c0\ud574\uc57c \ud569\ub2c8\ub2e4. \uc774\ub807\uac8c \ud558\uba74 \ud558\ub098\uc758 \uac1c\uc120 \uc0ac\ud56d\uc774\ub098 \ubb38\uc81c \ud574\uacb0\uc744 \uc704\ud574 \ucf54\ub4dc\uc758 \ub9ce\uc740 \ubd80\ubd84\uc744 \ubcc0\uacbd\ud558\ub294 \ubd88\ud544\uc694\ud55c \ub9ac\ud329\ud130\ub9c1\uc744 \ubc29\uc9c0\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. Qodana\uc640 \uac19\uc740 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub85c\uceec \ub610\ub294 \uc11c\ubc84 \uce21\uc5d0\uc11c \uc9c0\uc18d\uc801\uc73c\ub85c \ucf54\ub4dc \uc911\ubcf5\uc744 \ubaa8\ub2c8\ud130\ub9c1\ud558\uc138\uc694.<\/p>\n<h3 class=\"wp-block-heading\">3. \ucf54\ub4dc(\ud14c\uc2a4\ud2b8) \ucee4\ubc84\ub9ac\uc9c0<\/h3>\n<p>\ucd5c\ub300 \ucee4\ubc84\ub9ac\uc9c0\ub85c \ud14c\uc2a4\ud2b8 \ucf00\uc774\uc2a4\ub97c \uc791\uc131\ud558\uba74 \uc218\ub3d9 \ud14c\uc2a4\ud2b8 \uc804\uc5d0 \uc18c\ud504\ud2b8\uc6e8\uc5b4\uac00 \uc608\uc0c1\ub300\ub85c \uc2e4\ud589\ub418\ub294\uc9c0 \ud655\uc778\ud558\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub420 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub354 \ud6a8\uacfc\uc801\uc73c\ub85c \ud14c\uc2a4\ud2b8\ud558\uba74 \uace0\ud488\uc9c8 \uc81c\ud488\uc744 \ub354 \ube60\ub974\uac8c \uc2dc\uc7a5\uc5d0 \ucd9c\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ub610\ud55c \ub192\uc740 \ud14c\uc2a4\ud2b8 \ucee4\ubc84\ub9ac\uc9c0\ub294 \uc720\uc9c0 \uad00\ub9ac\uc131\uc744 \uac15\ud654\ud558\uace0 \uc911\ubcf5 \ucf54\ub4dc\uc5d0 \ub300\ud55c \uacbd\uace0\ub97c \uc81c\uacf5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ucee4\ubc84\ub9ac\uc9c0\uac00 \ub192\uc744\uc218\ub85d \ucf54\ub4dc \uacb0\ud568\uc774 \uc904\uc5b4\ub4e0\ub2e4\ub294 \uac00\uc815\ud558\uc5d0 \uce21\uc815\ub418\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<p><strong>\ucf54\ub4dc \ud14c\uc2a4\ud2b8 \ucee4\ubc84\ub9ac\uc9c0\ub97c \uce21\uc815\ud558\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc740 \ucf54\ub4dc \uc904 \uc218\ub85c \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/strong><\/p>\n<p>\ucf54\ub4dc \ucee4\ubc84\ub9ac\uc9c0 \ube44\uc728 = (\uc54c\uace0\ub9ac\uc998\uc73c\ub85c \ud14c\uc2a4\ud2b8\ub41c \ucf54\ub4dc \uc904 \uc218\/\uc2dc\uc2a4\ud15c \uad6c\uc131 \uc694\uc18c\uc758 \ucd1d \ucf54\ub4dc \uc904 \uc218) * 100<\/p>\n<p>\uadf8\ub7ec\ub098 \ub450 \uac00\uc9c0 \ub2e4\ub978 \uc804\ub7b5\uc774 \uc788\uc2b5\ub2c8\ub2e4.<br \/>1) \uad6c\ubb38\uc73c\ub85c \uce21\uc815<br \/>2) \ube0c\ub79c\uce58\ub85c \uce21\uc815. \ube0c\ub79c\uce58\ub97c \ud1b5\ud55c \uce21\uc815\uc740 \uc21c\ud658 \ubcf5\uc7a1\ub3c4 \uba54\ud2b8\ub9ad\uacfc \ud568\uaed8 \uc0ac\uc6a9\ud558\uba74 \ub354 \ud6a8\uacfc\uc801\uc785\ub2c8\ub2e4. \ubcf5\uc7a1\uc131\uc740 \ucf54\ub4dc\ub97c \ucc98\ub9ac\ud558\uae30 \uc704\ud574 \uc5bc\ub9c8\ub098 \ub9ce\uc740 \ud14c\uc2a4\ud2b8\ub97c \uad6c\ud604\ud574\uc57c \ud558\ub294\uc9c0\ub97c \ubcf4\uc5ec\uc8fc\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4.<\/p>\n<h4 id=\"assessing-code-coverage\" class=\"wp-block-heading\">\ucf54\ub4dc \ucee4\ubc84\ub9ac\uc9c0 \ud3c9\uac00<\/h4>\n<p>JVM, JS \ub610\ub294 PHP\uc6a9 Qodana\uc640 \ud568\uaed8 Qodana Ultimate \ub610\ub294 Ultimate Plus \ub77c\uc774\uc120\uc2a4\uac00 \uc788\ub294 \uacbd\uc6b0, <strong>qodana.recommended<\/strong> \ub610\ub294 <strong>qodana.starter<\/strong> \ud504\ub85c\ud30c\uc77c\uc5d0\uc11c \ucf54\ub4dc \ucee4\ubc84\ub9ac\uc9c0 \ud14c\uc2a4\ud2b8\ub97c \uc2e4\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. <a href=\"https:\/\/www.jetbrains.com\/help\/qodana\/code-coverage.html\" target=\"_blank\" rel=\"noopener\">\uc5ec\uae30\uc5d0\uc11c \ucf54\ub4dc \ucee4\ubc84\ub9ac\uc9c0 \uce21\uc815\uc744 \uc124\uc815\ud558\ub294 \ubc29\ubc95<\/a>\uc5d0 \ub300\ud574 \uc54c\uc544\ubcf4\uc138\uc694.<\/p>\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-398692\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/code-coverage-report.gif\" alt=\"JetBrains Qodana\ub97c \uc0ac\uc6a9\ud55c \ucf54\ub4dc \ucee4\ubc84\ub9ac\uc9c0 \ud14c\uc2a4\ud2b8 \" width=\"1412\" height=\"1412\" \/><\/figure>\n<h3 id=\"number-of-possible-bugs\" class=\"wp-block-heading\">4. \uac00\ub2a5\ud55c \ubc84\uadf8 \uc218<\/h3>\n<p>\ub2f9\uc5f0\ud558\uac8c\ub3c4 \ucf54\ub4dc\uc758 \ubc84\uadf8 \uc218\ub294 \ucd5c\ub300\ud55c 0\uc5d0 \uac00\uae5d\uac8c \uc720\uc9c0\ub418\ub294 \uac83\uc774 \uc88b\uc73c\uba70, \ucf54\ub4dc \ubd84\uc11d\uc744 \ud1b5\ud574 \ubaa8\ub4e0 \uc885\ub958\uc758 \ubc84\uadf8\ub97c \ud45c\uc2dc\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5f0\uc0b0\uc744 \uac1d\uccb4\uac00 \ud544\uc694\ud55c \uacf3\uc5d0\uc11c \uc218\ud589\ud558\ub824\uace0 \ud560 \ub54c \ubc1c\uc0dd\ud558\ub294 <a href=\"https:\/\/docs.oracle.com\/en\/java\/javase\/19\/docs\/api\/java.base\/java\/lang\/NullPointerException.html\" target=\"_blank\" rel=\"noopener\">NullPointerExceptions<\/a>\uac00 \ud55c \uac00\uc9c0 \uc608\uc785\ub2c8\ub2e4. \uc774 \uc608\uc678\ub294 \ub7f0\ud0c0\uc784\uc5d0 null\uc778 \uac1d\uccb4 \uc778\uc2a4\ud134\uc2a4\uc758 \uba54\uc11c\ub4dc\ub97c \uc0ac\uc6a9\ud558\uac70\ub098 \ud574\ub2f9 \uc778\uc2a4\ud134\uc2a4\uc758 \ubcc0\uc218\uc5d0 \uc561\uc138\uc2a4\ud558\ub824\uace0 \ud560 \ub54c \ub098\ud0c0\ub098\ub294 \uacbd\uc6b0\uac00 \ub9ce\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ubc84\uadf8\uac00 \uc788\ub294 \uc81c\ud488 \ubc84\uc804\uc744 \ucd9c\uc2dc\ud558\uc9c0 \uc54a\uc73c\ub824\uba74 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \uc870\uae30\uc5d0 \ud30c\uc545\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \ud2b9\ud788 \ucf54\ub4dc\uc5d0\uc11c, \ub610\ub294 \ub3d9\ub8cc \uac80\ud1a0 \uacfc\uc815\uc5d0\uc11c\uc870\ucc28 \uc774\ub7ec\ud55c \ubb38\uc81c\ub97c \uc989\uc2dc \uc54c\uc544\ucc28\ub9ac\uc9c0 \ubabb\ud560 \uc218\ub3c4 \uc788\uae30 \ub54c\ubb38\uc785\ub2c8\ub2e4. Qodana\ub294 \uc0ac\uc6a9 \ud6c4 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc5f0\uacb0\uc774 \uc548\uc804\ud558\uac8c \ub2eb\ud788\uc9c0 \uc54a\ub294 \ub4f1 \uc798\ubabb\ub41c \ub9ac\uc18c\uc2a4 \ucc98\ub9ac\uc640 \uad00\ub828\ub41c \ubb38\uc81c\ub97c \uc27d\uac8c \ucc3e\uc544\ub0bc \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3 id=\"code-smells\" class=\"wp-block-heading\">5. \ucf54\ub4dc \uc2a4\uba5c<\/h3>\n<p>\uc911\ub2e8\ub41c API \uc0ac\uc6a9\uacfc \uac19\uc740 \ucf54\ub4dc \uc2a4\uba5c\uc758 \uce21\uc815\uc740 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \ucf54\ub4dc \ubca0\uc774\uc2a4\uc758 \uc0c1\ud0dc\ub97c \uac74\uc804\ud558\uac8c \uc720\uc9c0\ud558\ub294 \ub370 \uc911\uc694\ud569\ub2c8\ub2e4. \uc911\ub2e8\ub41c API \uc0ac\uc6a9\uc744 \uc218\ub3d9\uc73c\ub85c \ud3c9\uac00\ud558\uc5ec \uac80\ud1a0\uc790\uac00 \uc911\ub2e8\ub41c API\ub97c \uc2dd\ubcc4\ud558\uace0 \ub300\uc548\uc744 \uc81c\uc2dc\ud558\ub3c4\ub85d \ud560 \uc218 \uc788\uc9c0\ub9cc \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc811\uadfc \ubc29\uc2dd\uc740 Qodana\uc640 \uac19\uc740 \uc815\uc801 \ucf54\ub4dc \ubd84\uc11d \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/p>\n<h3 id=\"number-of-vulnerabilities\" class=\"wp-block-heading\">6. \ucde8\uc57d\uc810\uc758 \uc218<\/h3>\n<p>\ucf54\ub4dc\uc758 \ucde8\uc57d\uc810\uc740 \ubcf4\uc548 \uce68\ud574, \ub370\uc774\ud130 \uc720\ucd9c \ub610\ub294 \uae30\ud0c0 \ubcf4\uc548 \uad00\ub828 \ubb38\uc81c\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\ub294 \ubcf4\uc548\uc0c1\uc758 \uc57d\uc810\uc774\ub098 \ubb38\uc81c\ub97c \uc758\ubbf8\ud569\ub2c8\ub2e4.<\/p>\n<p>\ucde8\uc57d\uc810\uc740 \ud558\ub098\ub9cc \uc788\ub354\ub77c\ub3c4 \uc2ec\uac01\ud55c \ubcf4\uc548 \uce68\ud574\ub85c \uc774\uc5b4\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub294 <a href=\"https:\/\/www.secureworld.io\/industry-news\/funny-log4j-tweets-memes#:~:text=Twitter%20reacts%20to%20log4j%20vulnerability%3A%20first%2C%20with%20agony&amp;text=%22This%20vulnerability%2C%20which%20is%20being,vulnerability%20poses%20a%20severe%20risk.%22\" target=\"_blank\" rel=\"noopener\">Log4J \ucde8\uc57d\uc810\uc758 \uc601\ud5a5<\/a>\uc744 \ud06c\uac8c \ubc1b\uc740 X(\uc774\uc804 Twitter), CloudFlare, AWS\uc758 \uc608\ub9cc \ubcf4\ub354\ub77c\ub3c4 \uc54c \uc218 \uc788\ub294 \uc0ac\uc2e4\uc785\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ucde8\uc57d\uc810\uc740 \ubcf4\uc548 \ucde8\uc57d\uc810, \uad6c\uc131 \uc624\ub958, \uc561\uc138\uc2a4 \uc81c\uc5b4 \ubb38\uc81c, \uc885\uc18d\uc131 \ucde8\uc57d\uc810 \ub4f1\uacfc \uac19\uc740 \ub2e4\uc591\ud55c \ud615\ud0dc\ub85c \ub098\ud0c0\ub0a0 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-399596\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/Screenshot-2023-10-24-at-01.13.16-2800x1750.png\" alt=\"JetBrains Qodana Cloud \ub300\uc2dc\ubcf4\ub4dc\ub97c \uc774\uc6a9\ud55c \ubcf4\uc548 \ucde8\uc57d\uc810 \ud655\uc778\" width=\"2800\" height=\"1750\" \/><\/figure>\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-399584\" style=\"width: 840px; height: 456px;\" src=\"https:\/\/blog.jetbrains.com\/wp-content\/uploads\/2023\/10\/Screenshot-2023-10-24-at-01.12.45-2800x1750.png\" alt=\"\" width=\"2800\" height=\"1750\" \/><\/figure>\n<p>\uc704\uc5d0\uc11c \ucde8\uc57d\ud55c \uc885\uc18d\uc131\uc5d0 \ud50c\ub798\uadf8\ub97c \uc9c0\uc815\ud558\ub294 Qodana Cloud\uc758 \uac80\uc0ac\ub97c \ubcfc \uc218 \uc788\uc2b5\ub2c8\ub2e4. Qodana \ub370\uc774\ud130\ub85c \uc885\uc18d\uc131 \ub77c\uc774\uc120\uc2a4\ub97c \ud655\uc778\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\ucf54\ub4dc\uc758 \ucde8\uc57d\uc810 \uc218\ub97c \ud30c\uc545\ud55c \ud6c4\uc5d0\ub294 \uadf8 \uc911 \uc5b4\ub5a4 \uac83\uc774 \uc911\ub300\ud55c \ucde8\uc57d\uc810\uc774\uace0 \uac00\uc7a5 \ud070 \uc704\ud5d8\uc744 \ucd08\ub798\ud558\ub294\uc9c0 \ud3c9\uac00\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc5ec\uae30\uc5d0\uc11c \uc6b0\uc120\uc21c\uc704\uac00 \uac00\uc7a5 \ub192\uc740 \ubb38\uc81c\uc5d0 \ub300\ud55c \ud574\uacb0 \uc870\uce58\ub97c \uc989\uc2dc \uc2dc\uc791\ud558\uace0 \ub35c \uc911\uc694\ud55c \ubb38\uc81c\ub294 Baseline\uc5d0 \uc800\uc7a5\ud558\uc5ec \ub098\uc911\uc5d0 \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2 id=\"simplify-code-quality-measurement-with-static-code-analysis\" class=\"wp-block-heading\">\uc815\uc801 \ucf54\ub4dc \ubd84\uc11d\uc73c\ub85c \ucf54\ub4dc \ud488\uc9c8 \uce21\uc815 \ub2e8\uc21c\ud654<\/h2>\n<p>\ucf54\ub4dc \ud488\uc9c8 \uba54\ud2b8\ub9ad\uc740 \ubcf4\ub2e4 \ud6a8\uc728\uc801\uc774\uace0 \uc720\uc9c0 \uad00\ub9ac\uac00 \uc6a9\uc774\ud55c \uae54\ub054\ud55c \ucf54\ub4dc\ub85c \uac00\ub294 \uae38\uc744 \uc548\ub0b4\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uba54\ud2b8\ub9ad\uc740 \uc2dc\uac04 \uacbd\uacfc\uc5d0 \ub530\ub978 \ud504\ub85c\uc81d\ud2b8 \uc0c1\ud0dc\ub97c \uc804\uccb4\uc801\uc73c\ub85c \ubcf4\uc5ec\uc8fc\ubbc0\ub85c \uc81c\ud488 \uac1c\uc120\uacfc \ud300 \ud611\uc5c5 \uba74\uc5d0\uc11c \uc804\ub7b5\uc801\uc778 \uc774\uc810\uc744 \ub204\ub9b4 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc774\ub7ec\ud55c \uba54\ud2b8\ub9ad\uc744 \uc804\ub2ec \ud504\ub85c\uc138\uc2a4\uc5d0 \uad6c\ud604\ud558\ub824\ub294 \uacbd\uc6b0 Qodana\uac00 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4. Qodana\ub294 \ubaa8\ub4e0 CI\/CD \uc6cc\ud06c\ud50c\ub85c\uc5d0 \uc644\ubcbd\ud558\uac8c \ud1b5\ud569\ub418\ubbc0\ub85c \uc804\uccb4 \ud300\uc5d0\uac8c \ucf54\ub4dc \ud488\uc9c8 \uc815\ubcf4\uc758 \ub2e8\uc77c \uc18c\uc2a4\ub97c \uc81c\uacf5\ud569\ub2c8\ub2e4. \ubb34\uc5c7\ubcf4\ub2e4 \uac80\uc0ac \uacb0\uacfc\ub97c JetBrains IDE\uc5d0\uc11c \uc989\uc2dc \ud655\uc778\ud560 \uc218 \uc788\uc73c\ubbc0\ub85c \ubb38\uc81c\ub97c \uc2e0\uc18d\ud558\uac8c \ud574\uacb0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uc9c0\uae08 \uc0ac\uc6a9\ud574 \ubcf4\uace0 \uac00\uc7a5 \ub9ce\uc774 \uc0ac\uc6a9\ud558\uac8c \ub418\ub294 \uba54\ud2b8\ub9ad\uc774 \ubb34\uc5c7\uc778\uc9c0 \uc54c\ub824\uc8fc\uc138\uc694. Qodana\ub97c \uc2dc\uc791\ud558\ub824\uba74 \uc544\ub798 \ubc84\ud2bc\uc744 \ud074\ub9ad\ud558\uc138\uc694. \ub610\ub294 \ucf54\ub4dc \ud488\uc9c8\uc744 \uce21\uc815\ud558\ub294 \ubc29\ubc95\uc5d0 \ub300\ud574 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\ub824\uba74 \ubb38\uc758\ud574 \uc8fc\uc138\uc694.<\/p>\n<p align=\"center\"><a class=\"jb-download-button\" title=\"Qodana \ubb34\ub8cc\ub85c \uc0ac\uc6a9\ud574\ubcf4\uae30\" href=\"https:\/\/www.jetbrains.com\/ko-kr\/qodana\" target=\"_blank\" rel=\"noopener noreferrer\"><i class=\"download-icon\"><\/i>Qodana \ubb34\ub8cc\ub85c \uc0ac\uc6a9\ud574 \ubcf4\uae30!<\/a><\/p>\n<p><em>\uac8c\uc2dc\ubb3c \uc6d0\ubb38 \uc791\uc131\uc790<\/em><\/p>\n\n    <div class=\"about-author \">\n        <div class=\"about-author__box\">\n            <div class=\"row\">\n                <div class=\"about-author__box-img\">\n                    <img decoding=\"async\" src=\"https:\/\/secure.gravatar.com\/avatar\/?s=200&#038;r=g\" width=\"200\" height=\"200\" alt=\"\" loading=\"lazy\"  class=\"avatar avatar-200 wp-user-avatar wp-user-avatar-200 photo avatar-default\">\n                <\/div>\n                <div class=\"about-author__box-text\">\n                                                        <\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n\n\n    <div class=\"about-author \">\n        <div class=\"about-author__box\">\n            <div class=\"row\">\n                <div class=\"about-author__box-img\">\n                    <img decoding=\"async\" src=\"https:\/\/secure.gravatar.com\/avatar\/?s=200&#038;r=g\" width=\"200\" height=\"200\" alt=\"\" loading=\"lazy\"  class=\"avatar avatar-200 wp-user-avatar wp-user-avatar-200 photo avatar-default\">\n                <\/div>\n                <div class=\"about-author__box-text\">\n                                                        <\/div>\n            <\/div>\n        <\/div>\n    <\/div>\n","protected":false},"author":964,"featured_media":399415,"comment_status":"closed","ping_status":"closed","template":"","categories":[2347],"tags":[8291,441,228,8290,8292,90,8243],"cross-post-tag":[],"acf":[],"_links":{"self":[{"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/qodana\/437454"}],"collection":[{"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/qodana"}],"about":[{"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/types\/qodana"}],"author":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/users\/964"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/comments?post=437454"}],"version-history":[{"count":5,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/qodana\/437454\/revisions"}],"predecessor-version":[{"id":437462,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/qodana\/437454\/revisions\/437462"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/media\/399415"}],"wp:attachment":[{"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/media?parent=437454"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/categories?post=437454"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/tags?post=437454"},{"taxonomy":"cross-post-tag","embeddable":true,"href":"https:\/\/blog.jetbrains.com\/ko\/wp-json\/wp\/v2\/cross-post-tag?post=437454"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}