{"id":20960,"date":"2017-04-06T21:25:37","date_gmt":"2017-04-06T12:25:37","guid":{"rendered":"http:\/\/www.sejuku.net\/blog\/?p=20960"},"modified":"2024-05-06T11:41:19","modified_gmt":"2024-05-06T02:41:19","slug":"%e3%80%90java%e5%85%a5%e9%96%80%e3%80%91file%e3%81%ae%e6%9b%b8%e3%81%8d%e8%be%bc%e3%81%bf%e6%96%b9%e6%b3%95%e3%81%be%e3%81%a8%e3%82%81","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/20960","title":{"rendered":"Java\u3067\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u30fb\u51fa\u529b\u3059\u308b(\u65b0\u898f\/\u4e0a\u66f8\u304d\/\u8ffd\u8a18\/\u6587\u5b57\u30b3\u30fc\u30c9)"},"content":{"rendered":"<p><div class=\"box_voice\">Java\u3067\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5\u304c\u308f\u304b\u3089\u306a\u3044<br \/>\n\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u3092\u65b0\u898f\u306b\u4f5c\u6210\u30fb\u66f8\u304d\u8fbc\u307f\u30fb\u4e0a\u66f8\u304d\u3059\u308b\u65b9\u6cd5\u3092\u77e5\u308a\u305f\u3044<br \/>\n\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u304c\u77e5\u308a\u305f\u3044<br \/>\n\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u3092\u77e5\u308a\u305f\u3044<\/div><\/p>\n<p>Java\u306e\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3067\u3001\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u51e6\u7406\u306f\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u3069\u306e\u3088\u3046\u306a\u7528\u9014\u3067\u3082\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u57fa\u672c\u7684\u306a\u6d41\u308c\u306f\u5909\u308f\u308a\u307e\u305b\u3093\u304c\u3001\u7528\u9014\u5225\u306b\u51e6\u7406\u304c\u7570\u306a\u308b\u305f\u3081\u3001\u4f7f\u3044\u65b9\u304c\u3044\u307e\u3044\u3061\u308f\u304b\u3089\u306a\u3044\u65b9\u3082\u591a\u3044\u306e\u3067\u306f\u306a\u3044\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u305d\u3053\u3067\u3001\u3053\u306e\u8a18\u4e8b\u3067\u306f<b>\u30d5\u30a1\u30a4\u30eb\u306e\u66f8\u304d\u8fbc\u307f\u30fb\u51fa\u529b\u65b9\u6cd5<\/b>\u306b\u3064\u3044\u3066\u3001\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u304b\u3089\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3059\u308b\u65b9\u6cd5\u306a\u3069\u3001\u5fdc\u7528\u7684\u306a\u5185\u5bb9\u306b\u3064\u3044\u3066\u3082\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u306f\u3053\u3093\u306a\u4eba\u306e\u305f\u3081\u306b\u66f8\u304d\u307e\u3057\u305f\u3002<\/p>\n<div class=\"box01\">\n<ul>\n<li>\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u306e\u57fa\u672c\u3092\u77e5\u308a\u305f\u3044\u65b9<\/li>\n<li>\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3084\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u66f8\u304d\u8fbc\u307f\u3092\u3057\u305f\u3044\u65b9<\/li>\n<\/ul>\n<\/div>\n<p>\u4eca\u56de\u306f\u305d\u3093\u306a\u30d5\u30a1\u30a4\u30eb\u306e\u51e6\u7406\u306b\u3064\u3044\u3066\u3001\u3055\u307e\u3056\u307e\u306a\u65b9\u6cd5\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\uff01<\/p>\n<p>\u306a\u304a\u3001Java\u306e\u8a18\u4e8b\u306b\u3064\u3044\u3066\u306f\u3001<a href=\"https:\/\/www.sejuku.net\/blog\/148098\" target=\"_blank\" rel=\"noopener\">\u3053\u3061\u3089<\/a>\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n<h2>Java\u3067\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b\u3059\u308b\u65b9\u6cd5<\/h2>\n<h3>\u30d5\u30a1\u30a4\u30eb\u306b\u51fa\u529b\u3059\u308b\u57fa\u672c\u7684\u306a\u65b9\u6cd5<\/h3>\n<p>Java\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u51fa\u529b\u3059\u308b\u305f\u3081\u306e\u57fa\u672c\u64cd\u4f5c\u306f\u3001\u66f8\u304d\u8fbc\u3080\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3059\u308b\u2192\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u2192\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u306b\u6587\u5b57\u5217\u3092\u66f8\u304d\u8fbc\u3080\u306b\u306f\u3001\u66f8\u304d\u8fbc\u3080\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3059\u308bFileWriter\u30af\u30e9\u30b9\u3068\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u66f8\u304d\u8fbc\u307f\u64cd\u4f5c\u306a\u3069\u3092\u884c\u3046PrintWriter\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u305e\u308c\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30af\u30e9\u30b9\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">import java.io.FileWriter;\r\nimport java.io.PrintWriter;<\/pre>\n<p>\u307e\u305f\u3001\u5b9f\u969b\u306b\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u306b\u306f\u3001FileWriter\u30af\u30e9\u30b9\u306eprintln\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">PrintWriter println(\u201c\u66f8\u304d\u8fbc\u3080\u6587\u5b57\u5217\u201d)<\/pre>\n<h4>\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5(\u4e0a\u66f8\u304d)<\/h4>\n<p>\u4ee5\u4e0b\u306b\u30d5\u30a1\u30a4\u30eb\u306b\u6587\u5b57\u5217\u3092\u66f8\u304d\u8fbc\u3080\u57fa\u672c\u7684\u306a\u65b9\u6cd5\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:java decode:true \">import java.io.BufferedWriter;\r\nimport java.io.FileWriter;\r\nimport java.io.IOException;\r\nimport java.io.PrintWriter;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        try {\r\n            \/\/ FileWriter\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\r\n            FileWriter file = new FileWriter(\"\/Users\/Shared\/java\/java.txt\");\r\n            \/\/ PrintWriter\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\r\n            PrintWriter pw = new PrintWriter(new BufferedWriter(file));\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\r\n            pw.println(\"apple\");\r\n            pw.println(\"orange\");\r\n            pw.println(\"melon\");\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b\r\n            pw.close();\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n\r\n}<\/pre>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001FileWriter\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3057\u3001\u66f8\u304d\u8fbc\u3080\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306bPrintWriter\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3057\u3001BufferedWriter\u30af\u30e9\u30b9\u3092\u62e1\u5f35\u3057\u3066\u5f15\u6570\u306bFileWriter\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002PrintWriter\u30af\u30e9\u30b9\u306eprintln\u30e1\u30bd\u30c3\u30c9\u306e\u5f15\u6570\u306b\u66f8\u304d\u8fbc\u3080\u6587\u5b57\u5217\u3092\u6307\u5b9a\u3059\u308c\u3070\u3001\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u6587\u5b57\u5217\u304c\u66f8\u304d\u8fbc\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306f\u5fc5\u305aclose\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u958b\u653e\u3057\u307e\u3059\u3002<\/p>\n<p>\u306a\u304a\u3001\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3059\u3067\u306b\u6307\u5b9a\u3057\u305fTXT\u30d5\u30a1\u30a4\u30eb\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001<b>\u30d5\u30a1\u30a4\u30eb\u306e\u5185\u5bb9\u306f\u4e0a\u66f8\u304d\u3055\u308c\u307e\u3059<\/b>\u3002<\/p>\n<p>\u4e0a\u66f8\u304d\u3067\u306f\u306a\u304f\u3001\u8ffd\u8a18\u3057\u3066\u66f8\u304d\u8fbc\u3080\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<h4>\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u8a18\u3059\u308b\u65b9\u6cd5<\/h4>\n<p>\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u8a18\u3059\u308b\u5834\u5408\u306f\u3001FileWriter\u30af\u30e9\u30b9\u306e\u5f15\u6570\u306btrue\u3092\u6307\u5b9a\u3059\u308c\u3070\u3001\u5185\u5bb9\u3092\u8ffd\u8a18\u3057\u3066\u66f8\u304d\u8fbc\u3080\u3053\u3068\u304c\u53ef\u80fd\u3067\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">FileWriter file = new FileWriter(\u201c\u30d5\u30a1\u30a4\u30eb\u540d\u201d, true);<\/pre>\n<p>\u4ee5\u4e0b\u306b\u57fa\u672c\u7684\u306a\u66f8\u304d\u8fbc\u307f\u65b9\u6cd5\u3067\u7d39\u4ecb\u3057\u305f\u30b5\u30f3\u30d7\u30eb\u3068\u3001\u540c\u3058\u30d5\u30a1\u30a4\u30eb\u306b\u5185\u5bb9\u3092\u8ffd\u8a18\u3059\u308b\u51e6\u7406\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:java decode:true \">import java.io.BufferedWriter;\r\nimport java.io.FileWriter;\r\nimport java.io.IOException;\r\nimport java.io.PrintWriter;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        try {\r\n            \/\/ FileWriter\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\r\n            FileWriter file = new FileWriter(\"\/Users\/Shared\/java\/java.txt\", true);\r\n            \/\/ PrintWriter\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\r\n            PrintWriter pw = new PrintWriter(new BufferedWriter(file));\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u306b\u8ffd\u8a18\u3059\u308b\r\n            pw.println(\"pineapple\");\r\n            pw.println(\"banana\");\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b\r\n            pw.close();\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n\r\n}<\/pre>\n<p>\u5b9f\u884c\u7d50\u679c\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u30d5\u30a1\u30a4\u30eb\u306b\u5185\u5bb9\u304c\u8ffd\u8a18\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5<\/h3>\n<h4>BufferedOutputStream\u3067\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5<\/h4>\n<p>\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3068\u306f\u3001\u7c21\u5358\u306b\u8aac\u660e\u3059\u308b\u3068<b>\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u304c\u7406\u89e3\u3067\u304d\u308b\u30c7\u30fc\u30bf<\/b>\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u5b9f\u969b\u306e\u30b7\u30b9\u30c6\u30e0\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u30c7\u30fc\u30bf\u3092\u30d0\u30a4\u30ca\u30ea\u306b\u5909\u63db\u3057\u3066\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u306f\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u306f\u3044\u304f\u3064\u304b\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u3053\u3067\u306fBufferedOutputStream\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u305f\u66f8\u304d\u8fbc\u307f\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<p>BufferedOutputStream\u30af\u30e9\u30b9\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30af\u30e9\u30b9\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"striped:false marking:false ranges:false nums:false nums-toggle:false lang:default decode:true \">import java.io.BufferedOutputStream;<\/pre>\n<p>\u4ee5\u4e0b\u306b\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:java decode:true \">import java.io.BufferedOutputStream;\r\nimport java.io.FileOutputStream;\r\nimport java.io.IOException;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        try {\r\n            \/* \u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u3092\u66f8\u304d\u8fbc\u3080 *\/\r\n            BufferedOutputStream bf = new BufferedOutputStream\r\n                (new FileOutputStream(\"\/Users\/Shared\/java\/binary.txt\"));\r\n            \r\n            \/\/ASCII\u30b3\u30fc\u30c9\u3092\u66f8\u304d\u8fbc\u3080\r\n            byte b1 = 74; \/\/ASCII\uff1a(J)\r\n            byte b2 = 65; \/\/ASCII\uff1a(A)\r\n            byte b3 = 86; \/\/ASCII\uff1a(V)\r\n            byte b4 = 65; \/\/ASCII\uff1a(A)\r\n            \r\n            bf.write(b1);\r\n            bf.write(b2);\r\n            bf.write(b3);\r\n            bf.write(b4);\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\r\n            bf.flush();\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u3092\u30af\u30ed\u30fc\u30ba\u3059\u308b\r\n            bf.close();\r\n\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n\r\n}<\/pre>\n<p>\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001BufferedOutputStream\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3057\u3001\u66f8\u304d\u8fbc\u3080\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002\u6b21\u306bASCII\u30b3\u30fc\u30c9\u3067\u66f8\u304d\u8fbc\u3080\u305f\u3081\u300110\u9032\u6570\u3067\u8868\u73fe\u3055\u308c\u305fbyte\u578b\u306e\u30c7\u30fc\u30bf\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<p>BufferedOutputStream\u30af\u30e9\u30b9\u306ewrite\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u66f8\u304d\u8fbc\u3080\u5185\u5bb9\u3092\u30d0\u30c3\u30d5\u30a1\u306b\u683c\u7d0d\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<p>BufferedOutputStream\u30af\u30e9\u30b9\u306eflush\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308c\u3070\u3001\u30d0\u30c3\u30d5\u30a1\u306b\u6e9c\u3081\u8fbc\u3093\u3060\u5024\u304c\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307e\u308c\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3068\u3001\u201dJAVA\u201d\u3068\u8a18\u8ff0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n<h3>FileOutputStream\u3067\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5<\/h3>\n<p>\u3053\u3053\u3067\u306f\u3001FileOutputStream\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u3092\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u78ba\u8a8d\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"lang:java decode:true \">import java.io.FileOutputStream;\r\nimport java.io.IOException;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) throws IOException {\r\n \r\n        \/\/FileOutputStream\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3059\u308b\r\n        FileOutputStream fos = \r\n                new FileOutputStream(\"\/Users\/Shared\/java\/binary.txt\");\r\n        \r\n        byte b1 = 74; \/\/ASCII\uff1a(J)\r\n        byte b2 = 65; \/\/ASCII\uff1a(A)\r\n        byte b3 = 86; \/\/ASCII\uff1a(V)\r\n        byte b4 = 65; \/\/ASCII\uff1a(A)\r\n        \r\n        fos.write(b1);\r\n        fos.write(b2);\r\n        fos.write(b3);\r\n        fos.write(b4);\r\n \r\n        \/\/\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\r\n        fos.flush();\r\n \r\n        \/\/\u30d5\u30a1\u30a4\u30eb\u3092\u30af\u30ed\u30fc\u30ba\u3059\u308b\r\n        fos.close();\r\n \r\n    }\r\n}\r\n<\/pre>\n<p>\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u306f\u3001FileOutputStream\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u3001\u30d5\u30a1\u30a4\u30eb\/\u30d1\u30b9\u3092\u6307\u5b9a\u3057\u3066\u751f\u6210\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306bFileOutputStream\u306ewrite\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u3001\u66f8\u304d\u8fbc\u3080\u30c7\u30fc\u30bf\u3092\u30d0\u30c3\u30d5\u30a1\u306b\u4fdd\u5b58\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u30d0\u30c3\u30d5\u30a1\u306b\u4fdd\u5b58\u3057\u305f\u30c7\u30fc\u30bf\u306f\u3001flush\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307e\u308c\u3001\u6700\u5f8c\u306bclose\u30e1\u30bd\u30c3\u30c9\u3067\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u958b\u653e\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305f\u3001FileOutputStream\u30af\u30e9\u30b9\u5358\u4f53\u3067\u306f\u3001byte\u578b\u306e\u30c7\u30fc\u30bf\u306e\u66f8\u304d\u8fbc\u307f\u306e\u307f\u3067\u3001\u6587\u5b57\u5217\u3092\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/p>\n<p>FileOutputStream\u30af\u30e9\u30b9\u306e\u8a73\u3057\u3044\u4f7f\u3044\u65b9\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/21222\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/06\/java_fileoutput-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Java\u3011FileOutputStream\u3067\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h3>\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u51fa\u529b\u3059\u308b\u65b9\u6cd5<\/h3>\n<p>\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3092\u884c\u3046\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u3067\u8a73\u7d30\u306a\u89e3\u8aac\u3092\u3057\u3066\u3044\u307e\u3059\uff01<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/20746\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/04\/java_encoding-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Java\u3011encoding\u3092\u6307\u5b9a\u3057\u3066\u8aad\u307f\u66f8\u304d\u3059\u308b\uff08CSV\u3001\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\uff09<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h4>\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u51fa\u529b\u3059\u308b\u65b9\u6cd5<\/h4>\n<p>\u5fdc\u7528\u7684\u306a\u4f7f\u3044\u65b9\u3068\u3057\u3066\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u6307\u5b9a\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u5909\u66f4\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\u65b9\u6cd5\u3092\u3001\u4ee5\u4e0b\u306b\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:java decode:true \">import java.io.BufferedReader;\r\nimport java.io.BufferedWriter;\r\nimport java.io.File;\r\nimport java.io.FileInputStream;\r\nimport java.io.FileOutputStream;\r\nimport java.io.InputStreamReader;\r\nimport java.io.IOException;\r\nimport java.io.OutputStreamWriter;\r\nimport java.io.PrintWriter;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        try {\r\n            \/* \u6587\u5b57\u30b3\u30fc\u30c9UTF-8\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3093\u3067Shift-JIS\u306b\u5909\u63db\u3059\u308b *\/\r\n \r\n            File fileIn = new File(\"\/Users\/Shared\/java\/javaIn.csv\");\r\n            \r\n            \/\/\u6587\u5b57\u30b3\u30fc\u30c9UTF-8\u3092\u6307\u5b9a\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\r\n            FileInputStream input = new FileInputStream(fileIn);\r\n            InputStreamReader stream = new InputStreamReader(input,\"UTF-8\");\r\n            BufferedReader buffer = new BufferedReader(stream);\r\n            \r\n            \/\/\u66f8\u304d\u8fbc\u3080\u7528\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3059\u308b\r\n            File fileOut = new File(\"\/Users\/Shared\/java\/javaOut.txt\");\r\n            PrintWriter p_writer = new PrintWriter\r\n                    (new BufferedWriter(new OutputStreamWriter\r\n                    (new FileOutputStream(fileOut),\"Shift-JIS\")));\r\n     \r\n            String str;\r\n            \r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u306e\u6700\u7d42\u884c\u307e\u3067\u8aad\u307f\u8fbc\u3080\r\n            while((str = buffer.readLine()) != null){\r\n                \r\n                byte[] b = str.getBytes();\r\n                \r\n                \/\/\u6587\u5b57\u30b3\u30fc\u30c9\u3092Shift-JIS\u306b\u5909\u63db\u3059\u308b\r\n                str = new String(b, \"Shift-JIS\");\r\n                \r\n                String[] col = str.split(\",\", -1);\r\n                \r\n                for ( int i=0; i&lt;col.length; i++){\r\n                    System.out.println(col[i]);\r\n                    \/\/\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u3080\r\n                    p_writer.println(col[i]);\r\n                }\r\n            }\r\n            \/\/\u30d5\u30a1\u30a4\u30eb\u3092\u30af\u30ed\u30fc\u30ba\u3059\u308b\r\n            p_writer.close();\r\n            buffer.close();\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n\r\n}<\/pre>\n<p>\u30b5\u30f3\u30d7\u30eb\u3067\u306f\u3001\u6587\u5b57\u30b3\u30fc\u30c9UTF-8\u3092\u6307\u5b9a\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u3001while\u6587\u3067\u30d5\u30a1\u30a4\u30eb\u7d42\u7aef\u307e\u3067\u5185\u5bb9\u3092\u53d6\u5f97\u3057\u3001\u6587\u5b57\u5217\u3092\u4e00\u65e6\u30d0\u30a4\u30ca\u30ea\u30c7\u30fc\u30bf\u306b\u5909\u63db\u3057\u305f\u3042\u3068\u306b\u3001\u6587\u5b57\u30b3\u30fc\u30c9Shift-JIS\u306b\u5909\u63db\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306bShift-JIS\u306b\u5909\u63db\u3057\u305f\u6587\u5b57\u5217\u3092\u3001PrintWriter\u30af\u30e9\u30b9\u306eprintln\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306fPrintWriter\u30af\u30e9\u30b9\u306eclose\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u51e6\u7406\u306e\u30ea\u30bd\u30fc\u30b9\u3092\u958b\u653e\u3057\u307e\u3059\u3002<\/p>\n<h2>File\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u3082\u3063\u3068\u8a73\u3057\u304f\u77e5\u308a\u305f\u3044\u65b9\u3078<\/h2>\n<p>File\u30af\u30e9\u30b9\u306e\u3055\u307e\u3056\u307e\u306a\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u306e\u8a18\u4e8b\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u306d\uff01<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/24786\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/06\/java_class_all-150x85.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">Java\u306eFile\u30af\u30e9\u30b9\u3092\u30de\u30b9\u30bf\u30fc\uff01\u57fa\u790e\u304b\u3089\u4fbf\u5229\u306a\u4f7f\u3044\u65b9\u307e\u3067\u7dcf\u307e\u3068\u3081<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n<h2>\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u7dcf\u307e\u3068\u3081<\/h2>\n<p>\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u306e\u8a73\u3057\u3044\u4f7f\u3044\u65b9\u306f\u3053\u3061\u3089\u306e\u8a18\u4e8b\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u308b\u306e\u3067\u3001\u305c\u3072\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            <a href=\"https:\/\/www.sejuku.net\/blog\/20457\" class=\"blog-card-anchor\">\n                <div class=\"blog-card\">\n                <div class=\"blog-card-content\">\n                    <div class=\"blog-card-thumbnail\">\n                    <img decoding=\"async\" class=\"blog-card-thumbnail-img\" src=\"https:\/\/www.sejuku.net\/blog\/wp-content\/uploads\/2017\/12\/file-150x86.jpg\">\n                    <\/div>\n                    <div class=\"blog-card-title-wrap\">\n                    <div class=\"blog-card-title\">\u3010Java\u5165\u9580\u3011File\u30af\u30e9\u30b9\u3067\u30d5\u30a1\u30a4\u30eb\u64cd\u4f5c\u3092\u3059\u308b\u65b9\u6cd5\u307e\u3068\u3081<\/div>\n                    <div class=\"blog-card-update-date\">\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            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