{"id":5450,"date":"2015-05-19T20:13:57","date_gmt":"2015-05-19T11:13:57","guid":{"rendered":"http:\/\/programminglanguage7.com\/?p=5450"},"modified":"2015-05-19T20:15:30","modified_gmt":"2015-05-19T11:15:30","slug":"post-5450","status":"publish","type":"post","link":"https:\/\/programminglanguage7.com\/?p=5450","title":{"rendered":"\u30d5\u30a1\u30a4\u30eb\u306e\u5165\u51fa\u529b\u306b\u3064\u3044\u3066\u77e5\u308d\u3046"},"content":{"rendered":"

\u3053\u306e\u7ae0\u3067\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u5165\u51fa\u529b\u306b\u3064\u3044\u3066\u5b66\u3073\u307e\u3059\u3002<\/span>
\n\u4ee5\u4e0b\u306e\u4f8b\u306f\u300cjava.txt\u300d\u306e\u3059\u3079\u3066\u306e\u5185\u5bb9\u3092\u53d6\u308a\u51fa\u3057\u3066\u3044\u307e\u3059\u3002\"1\"<\/a>\"1\"<\/a>\"1\"<\/a><\/span> \"1\"<\/a>\u30b3\u30f3\u30d1\u30a4\u30eb\u3092\u3057\u305f\u5f8c\u306b\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30b3\u30de\u30f3\u30c9\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u5165\u529b\u3057\u3066\u3001\u30a8\u30f3\u30bf\u30fc\u30ad\u30fc\u3092\u62bc\u3059\u3068\u300cjava.txt\u300d\u306e\u5185\u5bb9\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\"1\"<\/a><\/span>\"1\"<\/a>
\n\u3067\u306f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u3059\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> => FileReader\u30af\u30e9\u30b9<\/span>\u3092\u4f7f\u3044\u307e\u3059\u306e\u3067\u3001\u3053\u306e\"1\"<\/a>\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n

\"1\"<\/a><\/p>\n

\u6b21\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> =>\u5165\u529b\u5024\u304c\u9069\u5207\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u3044\u307e\u3059\u3002<\/span>
\n\u300cargs.length != 1\u300d\u306f\u914d\u5217\u306e\u6570\u304c1\u3067\u306a\u3051\u308c\u3070\u300c\u9593\u9055\u3044\u300d\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/span>
\n\u3064\u307e\u308a\u4ee5\u4e0b\u306e\u3088\u3046\u306b1\u3064\u4ee5\u4e0a\u5165\u529b\u304c\u3042\u308b\u3068\u300c\u9593\u9055\u3044\u300d<\/span>\u304c\u51fa\u529b\u3055\u308c\u308b\u3068\u3044\u3046\u610f\u5473\u3067\u3059\u3002\"1\"<\/a><\/span>
\n\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/span>
\nSystem.exit(0);<\/span>
\n=> System.exit()<\/span>\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u6b63\u5e38\u306b\u7d42\u4e86\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/span>
\n\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> => FileReader\u30af\u30e9\u30b9\u306f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u30af\u30e9\u30b9\u3067\u3059\u3002<\/span>
\nFileReader\u30af\u30e9\u30b9\u306fBufferedReader\u30af\u30e9\u30b9\u306e\u5f15\u6570\u306b\u5165\u3063\u3066\u3044\u307e\u3059\u304c\u3001BufferedReader\u30af\u30e9\u30b9\u306e\u5f15\u6570\u306b\u5165\u308c\u308b\u3053\u3068\u306b\u3088\u308a\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u304c\u65e9\u304f\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n

\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> => readLine()<\/span>\u306f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u305f\u3081\u306e\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/span>
\nBufferedReader\u30af\u30e9\u30b9\u306b\u306f\u3069\u306e\u3088\u3046\u306a\u30e1\u30bd\u30c3\u30c9\u304c\u3042\u308b\u304b\u306fJavaTM Platform Standard Edition 6\u306e\u4e2d\u3067BufferedReader\u3092\u691c\u7d22\u3057\u307e\u3059\u3068\u4ee5\u4e0b\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u4f7f\u3048\u308b\u3053\u3068\u304c\u5206\u304b\u308a\u307e\u3059\u3002\"1\"<\/a><\/span> \u3064\u307e\u308a\u3001\"1\"<\/a>\u306e\u7b87\u6240\u306freadLine\u30e1\u30bd\u30c3\u30c9<\/span>\u3067\u8aad\u307f\u8fbc\u3093\u3060\u3082\u306e\u304cln\u306b\u5165\u3063\u3066\u3001\u305d\u308c\u3068null\u3092\u6bd4\u3079\u3066\u3044\u307e\u3059\u3002<\/span>
\nreadLine\u30e1\u30bd\u30c3\u30c9\u306f\u30d5\u30a1\u30a4\u30eb\u3092\u6700\u5f8c\u307e\u3067\u8aad\u307f\u7d42\u3048\u305f\u3089\uff0cnull \u3068\u3044\u3046\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002<\/span>
\nnull\u306f\u5024\u304c\u306a\u3044\u72b6\u614b\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/span>
\n\u3067\u3059\u306e\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u7d42\u7aef\u306b\u9054\u3057\u3066\u3044\u306a\u3044\u9650\u308a\u3001while\u3067\u3059\u3079\u3066\u306e\u30c7\u30fc\u30bf\u3092\u53d6\u308a\u51fa\u3059\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/span><\/p>\n

\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002<\/span>
\nrd.close();<\/span>
\n=>\u6700\u5f8c\u306b\"1\"<\/a>\u3068\u3044\u3046\u5f62\u5f0f\u3067\u9589\u3058\u307e\u3059\u3002<\/span><\/p>\n

\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> =>JavaTM Platform Standard Edition 6\u3067FileReader\u3092\u691c\u7d22\u3057\u3066\u3044\u305f\u3060\u304f\u3068\u4ee5\u4e0b\u306e\u5185\u5bb9\u304c\u8868\u793a\u3055\u308c\u308b\u306e\u3067\u3059\u304c\u3001\"1\"<\/a>\u3068\u3044\u3046\u7b87\u6240\u3092\u898b\u3066\u304f\u3060\u3055\u3044\u3002<\/span>
\n\u3053\u308c\u306f\u3053\u306eFileReader\u30af\u30e9\u30b9\u304cFileNotFoundException\u3068\u3044\u3046\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u306e\u3067\u3001\u5fc5\u305a\"1\"<\/a>\u3092\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002\"1\"<\/a><\/span><\/p>\n

\u6b21\u306f\u30d5\u30a1\u30a4\u30eb\u304b\u3089\u30c7\u30fc\u30bf\u3092\u8aad\u307f\u8fbc\u3080\u30e1\u30bd\u30c3\u30c9\u3092readLine\u30e1\u30bd\u30c3\u30c9\u304b\u3089read\u30e1\u30bd\u30c3\u30c9<\/span>\u306b\u5909\u66f4\u3057\u3066\u51fa\u529b\u3057\u307e\u3059\u3002\"1\"<\/a>\"1\"<\/a>\"1\"<\/a><\/span> \u3067\u306f\u8aac\u660e\u3092\u59cb\u3081\u307e\u3059\u3002\"1\"<\/a><\/span> => FileReader\u30af\u30e9\u30b9\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/span>
\nFileReader\u30af\u30e9\u30b9\u306e\u5f15\u6570\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n

\u6b21\u306f\u4ee5\u4e0b\u306e\u7b87\u6240\u306e\u8aac\u660e\u3092\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> =>read\u30e1\u30bd\u30c3\u30c9\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u5148\u982d\u304b\u30891\u6587\u5b57\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/span>
\n\u3053\u306e\u4f8b\u3067\u306fwhile\u3067\u56de\u3057\u3066\u3044\u308b\u306e\u3067\u30d5\u30a1\u30a4\u30eb\u306e\u5148\u982d\u304b\u3089\u9806\u756a\u306b1\u6587\u5b57\u305a\u3064\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3002<\/span>
\n\u305d\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u7d42\u7aef\u306b\u9054\u3057\u305f\u306a\u3089\u3070\u300c-1\u300d\u3092\u8fd4\u3057\u307e\u3059\u3002<\/span>
\nread\u30e1\u30bd\u30c3\u30c9\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u521d\u3081\u304b\u30891\u6587\u5b57\u3092\u8aad\u307f\u8fbc\u307f\u307e\u3059\u3068\u8a00\u3044\u307e\u3057\u305f\u304cread\u30e1\u30bd\u30c3\u30c9\u306e\u623b\u308a\u5024\u306fint\u578b\u306e\u6574\u6570\u306b\u306a\u308a\u307e\u3059\u3002<\/span>
\n\u3053\u306e\u6574\u6570\u306f\u6587\u5b57\u30b3\u30fc\u30c9\u3092\u8868\u3059\u6574\u6570\u3067\u3059\u306e\u3067\u3001\u3053\u308c\u3092\"1\"<\/a>\u3067\u30ad\u30e3\u30b9\u30c8\u3057\u3066\u300c\u6587\u5b57\u300d\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/span>
\n\u300cchar()<\/span>\u300d\u3067\u30ad\u30e3\u30b9\u30c8\u3057\u306a\u3044\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6574\u6570\u306e\u9023\u7d9a\u306b\u306a\u308a\u6587\u5b57\u306b\u306f\u306a\u308a\u307e\u305b\u3093\u3002\"1\"<\/a><\/span> \u300cchar()\u300d\u3067\u30ad\u30e3\u30b9\u30c8\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u6587\u5b57\u306b\u306a\u3063\u3066\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\"1\"<\/a><\/span> \u6b21\u306f\u6307\u5b9a\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u66f8\u304d\u8fbc\u307f\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\"1\"<\/a>\"1\"<\/a><\/span> \u4ee5\u4e0b\u306e\u901a\u308a\u3001\u66f8\u304d\u8fbc\u307f\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\"1\"<\/a><\/span> \u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u8fbc\u307f\u3092\u3059\u308b\u305f\u3081\u306b\u306fFileWriter\u30af\u30e9\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/span>
\nFileWriter\u30af\u30e9\u30b9\u306e\u5f15\u6570\u306f\u30d5\u30a1\u30a4\u30eb\u540d\u306b\u306a\u308a\u307e\u3059\u3002<\/span><\/p>\n

\"1\"<\/a> =>\u521d\u3081\u306b\"1\"<\/a>\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/span><\/p>\n

\"1\"<\/a> =>\u3053\u3053\u3067\u306fwrite\u30e1\u30bd\u30c3\u30c9\u3067\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u66f8\u304d\u8fbc\u307f\u3092\u884c\u3044\u307e\u3059\u3002<\/span><\/p>\n

filew.close();<\/span>
\n=>close\u30e1\u30bd\u30c3\u30c9<\/span>\u3067\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u307e\u3059\u3002<\/span>
\nFileWriter\u30af\u30e9\u30b9\u306e\u4f8b\u5916\u306fIOException\u3067\u3059\u306e\u3067\u3001\u3053\u308c\u3092catch\u306e\u5f15\u6570\u306b\u5165\u308c\u3066\u304f\u3060\u3055\u3044\u3002<\/span><\/p>\n

\u6b21\u306f\u30d5\u30a1\u30a4\u30eb\u306e\u524a\u9664\u65b9\u6cd5\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\"1\"<\/a><\/span> \u3067\u306f\u8aac\u660e\u3092\u59cb\u3081\u307e\u3059\u3002<\/span>
\nFile\u30af\u30e9\u30b9\u306f\u30d5\u30a1\u30a4\u30eb\u3084\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4f5c\u6210\u306a\u3069\u306b\u95a2\u3059\u308b\u30af\u30e9\u30b9\u3067\u3059\u3002\"1\"<\/a><\/span> \u30d5\u30a1\u30a4\u30eb\u3092\u524a\u9664\u3059\u308b\u306b\u306fFile\u30af\u30e9\u30b9\u306edelete\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u306e\u3067\u5f15\u6570\u306b\u524a\u9664\u3057\u305f\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/span>
\nFile\u30af\u30e9\u30b9\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u305f\u304f\u3055\u3093\u3042\u308a\u307e\u3059\u304c\u3001\u4ee5\u4e0b\u306b\u305d\u306e\u4e00\u90e8\u3092\u8f09\u305b\u307e\u3059\u3002\"1\"<\/a><\/span> \u521d\u3081\u306b\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u307e\u3057\u305f\u3089\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/span>
\n\u5165\u529b\u3057\u305f\u30d5\u30a1\u30a4\u30eb\u540d\u306f\"1\"<\/a>\u306b\u5165\u308a\u307e\u3059\u3002<\/span>
\n\u305d\u306e\u5f8c,if\u6587\u3067\"1\"<\/a>\u3092\u5224\u5b9a\u3059\u308b\u306e\u3067\u3059\u304c\u3001delete\u30e1\u30bd\u30c3\u30c9<\/span>\u306f\u524a\u9664\u3067\u304d\u305f\u3089true\u3092\u3001\u524a\u9664\u3067\u304d\u306a\u304b\u3063\u305f\u3089false\u3092\u8fd4\u3057\u307e\u3059\u3002\"1\"<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

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