{"id":1744,"date":"2012-08-17T11:05:48","date_gmt":"2012-08-17T11:05:48","guid":{"rendered":"http:\/\/www.gisdeveloper.co.kr\/?p=1744"},"modified":"2017-01-27T15:26:36","modified_gmt":"2017-01-27T06:26:36","slug":"apache-commons-io-%eb%9d%bc%ec%9d%b4%eb%b8%8c%eb%9f%ac%eb%a6%ac","status":"publish","type":"post","link":"http:\/\/www.gisdeveloper.co.kr\/?p=1744","title":{"rendered":"Apache Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac"},"content":{"rendered":"<p>\uc544\ud30c\uce58 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc7ac\ub2e8\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uc790\ubc14 \uae30\ubc18\uc758 \uc624\ud508\uc18c\uc2a4 \uc911&nbsp; <a href=\"http:\/\/commons.apache.org\/\" target=\"_blank\">Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac<\/a>\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc5bc\ub9c8\uc804 \uace0\uac1d\uacfc\uc758 \ubbf8\ud305\uc744 \ud1b5\ud574 \uc694\uad6c\uc0ac\ud56d\uc744 \ud30c\uc545\ud558\ub358 \uc911.. \uc608\uc0c1\uce58 \ubabb\ud55c \uae30\ub2a5\uc744 \uc694\uccad\ubc1b\uc558\uace0 \uc774 \uae30\ub2a5\uc744 \uae30\uc874 \uc2dc\uc2a4\ud15c\uc5d0 \ucd94\uac00\ud558\ub824\uba74 \uc0c1\ub2f9\ud55c \ucf54\ub529\uc744 \ud574\uc57c \ud560 \uc0c1\ud669\uc5d0\uc11c \uc694\uae34\ud558\uac8c \uc0ac\uc6a9\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac \uc911\uc5d0 \ud558\ub098\uc785\ub2c8\ub2e4.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/www.gisdeveloper.co.kr\/wp-content\/uploads\/1\/1254587673.png\" class=\"aligncenter\" width=\"350\" height=\"100\" alt=\"\uc0ac\uc6a9\uc790 \uc0bd\uc785 \uc774\ubbf8\uc9c0\" \/><br \/>\uc774&nbsp; Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac\ub294 \uae30\uc874\uc758 JDK\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud074\ub798\uc2a4\ub4e4\uc5d0 \ub300\ud574\uc11c \uc790\uc8fc \uc0ac\uc6a9\ud558\ub294(Commons \ud55c) \uae30\ub2a5\ub4e4\uc744 \ud074\ub798\uc2a4\ud654 \ud574 \ub193\uc740 \uac83\uc73c\ub85c \uc774\ud574\ud558\uba74 \ud06c\uac8c \ud2c0\ub9ac\uc9c0 \uc54a\uc2b5\ub2c8\ub2e4. \ubb3c\ub860 \uae30\uc874\uc758 JDK\uc5d0\uc11c \uc81c\uacf5\ub418\ub294 \ud074\ub798\uc2a4\ub4e4\uc5d0 \ub300\ud574 \ubcf4\ub2e4 \uac1c\uc120\ub41c \ud074\ub798\uc2a4\ub97c \uc81c\uacf5\ud558\uace0 \uc788\uae30\ub294 \ud558\uc9c0\ub9cc \ub9d0\uc785\ub2c8\ub2e4.<\/p>\n<p>\uc774 \uae00\uc740 <a href=\"http:\/\/commons.apache.org\/\" target=\"_blank\">Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac\uc758 \uacf5\uc2dd \ud648\ud398\uc774\uc9c0<\/a>\uc5d0\uc11c \ub9e4\uc6b0 \uac04\ub2e8\ud55c \uc608\uc81c\ub97c \ud1b5\ud574 \ud574\ub2f9 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc18c\uac1c\ud558\uace0 \uc788\ub294 \uae00\uc744 \ud55c\uae00\ub85c \uc815\ub9ac\ud55c \uac83\uc785\ub2c8\ub2e4. \uc0ac\uc2e4.. \uc81c\uac00 \uc774 Commons IO\ub97c \uc9c1\uc811 \uc0ac\uc6a9\ud55c\uac83\uc774 \uc544\ub2c8\uace0 \ub300\uc6a9\ub7c9 \ud30c\uc77c\uc744 \uc11c\ubc84\ub85c \uc5c5\ub85c\ub4dc\ud558\ub294 \uae30\ub2a5\uc744 \uc81c\uacf5\ud558\ub294 \uc544\ud30c\uce58 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc7ac\ub2e8\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ub610 \ub2e4\ub978 Commons Fileupload \ub77c\uc774\ube0c\ub7ec\ub9ac\uc5d0\uc11c \uc774 Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc744 \ubcf4\uace0 \uad00\uc2ec\uc744 \uac00\uc838 \ubcf4\uac8c \ub418\uc5c8\uace0 \uc2e4\uc81c \uae30\ubcf8\uc801\uc778 \ub0b4\uc6a9\uc744 \uc0b4\ud3b4\ubcf4\uac8c \ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/p>\n<p>\uba3c\uc800 \ud574\ub2f9 URL\uc5d0 \ub300\ud55c \ub370\uc774\ud130 \uc804\uccb4\ub97c \ubb38\uc790\uc5f4\ub85c \uac00\uc838\uc624\ub294 \uc608\uc785\ub2c8\ub2e4.<\/p>\n<pre>InputStream in = null;\r\ntry {\r\n    in = new URL(\"href='http:\/\/www.google.co.kr\").openStream();\r\n    System.out.println(IOUtils.toString(in));\r\n} catch (MalformedURLException e) {\r\n     e.printStackTrace();\r\n} catch (IOException e) {\r\n    e.printStackTrace();\r\n} finally {\r\n    IOUtils.closeQuietly(in);\r\n}<\/pre>\n<p>JDK\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uae30\ubcf8\uc801\uc778 \ud074\ub798\uc2a4\ub4e4\uc744 \uc774\uc6a9\ud574 \uc704\uc758 \ucf54\ub4dc\ub97c \uc791\uc131\ud588\ub2e4\uba74 \ub354 \uae34 \ucf54\ub4dc\uac00 \ud544\uc694\ud588\uc744\ud14c\uace0.. \ucf54\ub4dc\uac00 \uae38\ub2e4\ub294 \uac83\uc740 \uadf8\ub9cc\ud07c \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uac00\ub2a5\uc131\uc774 \ub192\ub2e4\ub294 \uac83\uc785\ub2c8\ub2e4. \uc544\ud30c\uce58\uc758 Commons IO\ub294 \uc218\ub9ce\uc740 \ud504\ub85c\uadf8\ub7a8\uc5d0\uc11c \uc0ac\uc6a9\ub41c \uac80\uc99d\ub41c \ub77c\uc774\ube0c\ub7ec\ub9ac\uc785\ub2c8\ub2e4. <\/p>\n<p>\ub2e4\uc74c\uc740 \ud14d\uc2a4\ud2b8 \ud30c\uc77c\uc744 \ub77c\uc778\ubcc4\ub85c \uc77d\uc5b4 List \ucee8\ud14c\uc774\ub108\ub85c \ud30c\uc2f1\ud558\ub294 \uc608\uc785\ub2c8\ub2e4.<\/p>\n<pre>File file = new File(\"c:\/text.txt\");\r\ntry {\r\n    List lines = FileUtils.readLines(file, \"utf-8\");\r\n    Iterator it = lines.iterator();\r\n    while(it.hasNext()) {\r\n        System.out.println(it.next());\r\n    }\r\n} catch (IOException e) {\r\n    e.printStackTrace();\r\n}<\/pre>\n<p>\ub9e4\uc6b0 \uc9c1\uad00\uc801\uc774\uace0 \uc2ec\ud50c\ud569\ub2c8\ub2e4.. \ud558\uc9c0\ub9cc \ub300\uc6a9\ub7c9\uc758 \ud14d\uc2a4\ud2b8 \ud30c\uc77c\uc758 \uacbd\uc6b0 \ubaa8\ub4e0 \ub370\uc774\ud130\ub97c \uc77d\uc5b4 \ud558\ub098\uc758 \ub9ac\uc2a4\ud2b8 \ucee8\ud14c\uc774\ub108\uc5d0 \uc9d1\uc5b4 \ub123\uc73c\ub2c8 \uba54\ubaa8\ub9ac \ubb38\uc81c\uac00 \ubc1c\uc0dd\ud560 \uc218 \uc788\ub2e4\ub294 \uc810\uc744 \uc5fc\ub450\ud574 \ub46c\uc57c \ud569\ub2c8\ub2e4.<\/p>\n<p>\ub2e4\uc74c\uc740 \ud14d\uc2a4\ud2b8 \ud30c\uc77c\uc744 \uad6c\uc131\ud558\ub294 \ub77c\uc778\uc744 \ud558\ub098 \ud558\ub098 \ud544\uc694\ud560\ub54c\ub9c8\ub2e4 \uc77d\uc5b4 \ucc98\ub9ac\ud560 \uc218 \uc788\ub294 \uc608\uc785\ub2c8\ub2e4.<\/p>\n<pre>File file = new File(\"c:\/text.txt\");\r\nLineIterator it = null;\r\ntry {\r\n    it = FileUtils.lineIterator(file);\r\n    while(it.hasNext()) {\r\n        System.out.println(it.next());\r\n    }\r\n} catch (IOException e) {\r\n    e.printStackTrace();\r\n} finally {\r\n    if(it != null) {\r\n        LineIterator.closeQuietly(it);\r\n    }\r\n}<\/pre>\n<p>\ub2e4\uc74c\uc740 \ud30c\uc77c \uacbd\ub85c\ub97c \uc815\uaddc\ud654\ud574\uc8fc\ub294 \ucf54\ub4dc\uc785\ub2c8\ub2e4.<\/p>\n<pre> String filename = \"c:\/commons\/io\/..\/..\/lang\/..\/project.txt\";\r\n  String normailzed = FilenameUtils.normalize(filename);\r\n  System.out.println(normailzed);<\/pre>\n<p>\uc704 \ucf54\ub4dc\uc758 \uacb0\uacfc\ub294 c:\/project.txt\uac00 \ub429\ub2c8\ub2e4. <\/p>\n<p>\uadf8\ub9ac\uace0 \ud574\ub2f9 \uacbd\ub85c\uc5d0 \ub300\ud55c \uc800\uc7a5 \uc7a5\uce58\uc758 \uac00\uc6a9 \uc6a9\ub7c9\uc744 \uc5bb\ub294 \ucf54\ub4dc\uc785\ub2c8\ub2e4.<\/p>\n<pre>try {\r\n    long freeSpace = FileSystemUtils.freeSpaceKb(\"c:\/\");\r\n    System.out.println(freeSpace + \"kb\");\r\n} catch (IOException e) {\r\n    e.printStackTrace();\r\n}<\/pre>\n<p>\uc774 \uc678\uc5d0\ub3c4 \ud30c\uc77c\uc758 \ubcf5\uc0ac, Endian \ucc98\ub9ac, \ub2e4\uc591\ud55c \uc751\uc6a9 \uc2a4\ud2b8\ub9bc \ud074\ub798\uc2a4 \ub4f1\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \uc774 \ucc98\ub7fc \uc77c\ubc18\uc801\uc73c\ub85c \ub9ce\uc774 \uc0ac\uc6a9\ub418\ub294 IO \ub8e8\ud2f4\uc5d0 \ub300\ud574\uc11c \ub354 \uc9e7\uc740 \ucf54\ub4dc\ub97c \ud1b5\ud574\uc11c, \uadf8\ub9ac\uace0 \uac80\uc99d\ub41c \ubc29\ubc95\uc744 \ud1b5\ud574 \uad6c\ud604\ud560 \uc218 \uc788\ub294 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud55c\ub2e4\uba74 \uc6d0\ud558\ub294 \uae30\ub2a5\uc744 \ub354\uc6b1 \ube60\ub974\uace0 \uc548\uc815\uc801\uc73c\ub85c \ucd94\uac00 \uac1c\ubc1c\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ubbf8\ub9ac \uc54c\uace0 \uc788\ub294 \uac83\uc73c\ub85c \uac1c\ubc1c\uc790\uc758 \uc5ed\ub7c9\uc740 \uae30\uc220\uba74\uc5d0\uc11c \ub354 \ub192\uc544\uc9c8 \uac83\uc785\ub2c8\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc544\ud30c\uce58 \uc18c\ud504\ud2b8\uc6e8\uc5b4 \uc7ac\ub2e8\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \uc790\ubc14 \uae30\ubc18\uc758 \uc624\ud508\uc18c\uc2a4 \uc911&nbsp; Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc5bc\ub9c8\uc804 \uace0\uac1d\uacfc\uc758 \ubbf8\ud305\uc744 \ud1b5\ud574 \uc694\uad6c\uc0ac\ud56d\uc744 \ud30c\uc545\ud558\ub358 \uc911.. \uc608\uc0c1\uce58 \ubabb\ud55c \uae30\ub2a5\uc744 \uc694\uccad\ubc1b\uc558\uace0 \uc774 \uae30\ub2a5\uc744 \uae30\uc874 \uc2dc\uc2a4\ud15c\uc5d0 \ucd94\uac00\ud558\ub824\uba74 \uc0c1\ub2f9\ud55c \ucf54\ub529\uc744 \ud574\uc57c \ud560 \uc0c1\ud669\uc5d0\uc11c \uc694\uae34\ud558\uac8c \uc0ac\uc6a9\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac \uc911\uc5d0 \ud558\ub098\uc785\ub2c8\ub2e4. \uc774&nbsp; Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac\ub294 \uae30\uc874\uc758 JDK\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud074\ub798\uc2a4\ub4e4\uc5d0 \ub300\ud574\uc11c \uc790\uc8fc \uc0ac\uc6a9\ud558\ub294(Commons \ud55c) \uae30\ub2a5\ub4e4\uc744 \ud074\ub798\uc2a4\ud654 \ud574 \ub193\uc740 \uac83\uc73c\ub85c &hellip; <\/p>\n<p class=\"link-more\"><a href=\"http:\/\/www.gisdeveloper.co.kr\/?p=1744\" class=\"more-link\">\ub354 \ubcf4\uae30<span class=\"screen-reader-text\"> &#8220;Apache Commons IO \ub77c\uc774\ube0c\ub7ec\ub9ac&#8221;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[],"class_list":["post-1744","post","type-post","status-publish","format-standard","hentry","category-opensource"],"_links":{"self":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1744","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1744"}],"version-history":[{"count":1,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1744\/revisions"}],"predecessor-version":[{"id":3044,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=\/wp\/v2\/posts\/1744\/revisions\/3044"}],"wp:attachment":[{"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1744"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1744"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.gisdeveloper.co.kr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1744"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}