{"id":1052,"date":"2018-04-15T18:02:06","date_gmt":"2018-04-15T09:02:06","guid":{"rendered":"http:\/\/www.code-magagine.com\/?p=1052"},"modified":"2023-05-21T21:49:46","modified_gmt":"2023-05-21T12:49:46","slug":"%e3%80%90%e3%82%b5%e3%83%bc%e3%83%96%e3%83%ac%e3%83%83%e3%83%88%e3%80%91%e3%82%b9%e3%82%b3%e3%83%bc%e3%83%97%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"http:\/\/www.code-magagine.com\/?p=1052","title":{"rendered":"\u3010\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3011\u30b9\u30b3\u30fc\u30d7\u306b\u3064\u3044\u3066"},"content":{"rendered":"<h2>\u30b9\u30b3\u30fc\u30d7\u3068\u306f\uff1f<\/h2>\n<p>Java\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u3001Web\u30a2\u30d7\u30ea\u5185\u3067\u4fdd\u5b58\u3067\u304d\u308b\u9818\u57df\u306e\u3053\u3068\u3067\u3059\u3002<\/p>\n<h3>\u30b9\u30b3\u30fc\u30d7\u306b\u4fdd\u5b58\u3067\u304d\u308b\u3082\u306e<\/h3>\n<p>\u3042\u304f\u307e\u3067\u3001<span style=\"color: #ff0000;\"><strong>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u307f\u304c\u4fdd\u5b58\u3067\u304d\u308b\u306e\u3067\u3001int\u578b\u3084\u3001double\u578b\u7b49\u306e\u57fa\u672c\u30c7\u30fc\u30bf\u578b\u306f\u4fdd\u5b58\u3067\u304d\u307e\u305b\u3093\u3002<\/strong><\/span>\uff08\u4fdd\u5b58\u3057\u305f\u3044\u5834\u5408\u306f\u3001\u30e9\u30c3\u30d1\u30fc\u30af\u30e9\u30b9\u306eInteger\u578b\u3084\u3001Double\u578b\u5f53\u306e\u30af\u30e9\u30b9\u3092\u4f7f\u3044\u307e\u3059\u3002\uff09<\/p>\n<h2>\u30b9\u30b3\u30fc\u30d7\u306e\u7a2e\u985e<\/h2>\n<table>\n<tbody>\n<tr>\n<th width=\"120\">\u30b9\u30b3\u30fc\u30d7\u540d<\/th>\n<th width=\"150\">\u6709\u52b9\u7bc4\u56f2<\/th>\n<th>\u7528\u9014<\/th>\n<\/tr>\n<tr>\n<td>\u30da\u30fc\u30b8<\/td>\n<td>JSP\u30da\u30fc\u30b8\u5185<\/td>\n<td>JSP\u7279\u6709\u306e\u30b9\u30b3\u30fc\u30d7\u3067\u3001<span style=\"color: #ff0000;\"><strong>\uff2a\uff33\uff30\u30da\u30fc\u30b8\u306e\u307f<\/strong><\/span>\u3067\u4f7f\u308f\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30ea\u30af\u30a8\u30b9\u30c8<\/td>\n<td>\u30ea\u30af\u30a8\u30b9\u30c8<\/td>\n<td>\u4e00\u6642\u7684\u306a\u51e6\u7406\u7d50\u679c\u306e\u4fdd\u6301\u306b\u4f7f\u3046\u3002\u6b21\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304c\u6765\u305f\u5834\u5408\u306f\u30c7\u30fc\u30bf\u304c\u6d88\u3048\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30bb\u30c3\u30b7\u30e7\u30f3<\/td>\n<td>\u540c\u30e6\u30fc\u30b6\u30fc<\/td>\n<td>\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30ab\u30fc\u30c8\u306b\u4f7f\u3046\u3002\u30bf\u30a4\u30e0\u30a2\u30a6\u30c8\u3057\u306a\u3044\u9650\u308a\u306f\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<tr>\n<td>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td>\u540c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td>\u30c7\u30fc\u30bf\u30bd\u30fc\u30b9\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u30ea\u30bd\u30fc\u30b9\u306e\u4fdd\u6301\u306b\u4f7f\u3046\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3084\u30b5\u30fc\u30d0\u30fc\u304c\u30b7\u30e3\u30c3\u30c8\u30c0\u30a6\u30f3\u3057\u306a\u3044\u9650\u308a\u306f\u4fdd\u6301\u3055\u308c\u307e\u3059\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30b9\u30b3\u30fc\u30d7\u306e\u5e83\u3055<\/h3>\n<p>\u4e0b\u8a18\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<div class=\"graybox\">\u30da\u30fc\u30b8 &lt; \u30ea\u30af\u30a8\u30b9\u30c8 &lt; \u30bb\u30c3\u30b7\u30e7\u30f3 &lt; \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/div>\n<h2>\u30ea\u30af\u30a8\u30b9\u30c8\u30b9\u30b3\u30fc\u30d7<\/h2>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u540c\u3058\u5834\u5408\u306b\u3001\u4e00\u3064\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5bfe\u3057\u3066\u3001\u5024\u304c\u4fdd\u6301\u3055\u308c\u308b\u3002<\/p>\n<h3>\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8API\u306e\u8a72\u5f53\u30af\u30e9\u30b9<\/h3>\n<p>javax.servlet.http.HttpServletRequest\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9<\/p>\n<h2>\u30bb\u30c3\u30b7\u30e7\u30f3\u30b9\u30b3\u30fc\u30d7<\/h2>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u540c\u3058\u5834\u5408\u306b\u3001\u4f55\u5ea6\u30ea\u30af\u30a8\u30b9\u30c8\u3057\u305f\u3068\u3057\u3066\u3082\u30bb\u30c3\u30b7\u30e7\u30f3\u304c\u7d9a\u3044\u3066\u3044\u308b\u9650\u308a\u306f\u3001\u30c7\u30fc\u30bf\u304c\u4fdd\u6301\u3055\u308c\u308b\u3002<\/p>\n<h3>\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8API\u306e\u8a72\u5f53\u30af\u30e9\u30b9<\/h3>\n<p>javax.servlet.http.HttpSession\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9<\/p>\n<p>\u306a\u304a\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u306e\u8a73\u7d30\u306f\u3001\u4e0b\u8a18\u306e\u8a18\u4e8b\u3067\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"xLhRWq2okJ\"><p><a href=\"http:\/\/www.code-magagine.com\/?p=381\">\u3010Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3011\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306b\u3064\u3044\u3066<\/a><\/p><\/blockquote>\n<p><iframe class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" src=\"http:\/\/www.code-magagine.com\/?p=381&#038;embed=true#?secret=xLhRWq2okJ\" data-secret=\"xLhRWq2okJ\" width=\"500\" height=\"282\" title=\"&#8220;\u3010Java\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8\u3011\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306b\u3064\u3044\u3066&#8221; &#8212; \u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30de\u30ac\u30b8\u30f3\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<h2>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b9\u30b3\u30fc\u30d7<\/h2>\n<p>\u30e6\u30fc\u30b6\u30fc\u304c\u7570\u306a\u3063\u3066\u3044\u3066\u3082\u3001\u540c\u3058\u30c7\u30fc\u30bf\u3092\u4f7f\u3048\u308b\u3002<\/p>\n<h3>\u30b5\u30fc\u30d6\u30ec\u30c3\u30c8API\u306e\u8a72\u5f53\u30af\u30e9\u30b9<\/h3>\n<p>javax.servlet.http.HttpContext\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9<\/p>\n<h3>\u7528\u9014<\/h3>\n<p>\u5168\u30e6\u30fc\u30b6\u30fc\u3067\u5171\u901a\u306e\u30b9\u30b3\u30fc\u30d7\u306b\u306a\u308b\u306e\u3067\u3001\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u30c7\u30fc\u30bf\u306f\u3042\u307e\u308a\u4f7f\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u57fa\u672c\u7684\u306b\u306f\u3001<span style=\"color: #ff0000;\"><strong>\u8aad\u307f\u53d6\u308a\u5c02\u7528\u306e\u30c7\u30fc\u30bf\u3092\u683c\u7d0d\u3059\u308b\u5834\u5408<\/strong><\/span>\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n<h2>3\u3064\u306e\u30b9\u30b3\u30fc\u30d7(\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3)\u306b\u5171\u901a\u3059\u308b\u30e1\u30bd\u30c3\u30c9<\/h2>\n<p>\u4e0b\u8a18\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u3001\u30bb\u30c3\u30b7\u30e7\u30f3\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3069\u306e\u30b9\u30b3\u30fc\u30d7\u3067\u3042\u3063\u3066\u3082\u3001\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<table>\n<tbody>\n<tr>\n<th>\u00a0\u30e1\u30bd\u30c3\u30c9<\/th>\n<th>\u00a0\u8aac\u660e<\/th>\n<\/tr>\n<tr>\n<td>getAttribute<\/td>\n<td>\u30b9\u30b3\u30fc\u30d7\u304b\u3089\u5024\u3092\u53d6\u5f97\u3059\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>setAttribute<\/td>\n<td>\u30b9\u30b3\u30fc\u30d7\u306b\u5024\u3092\u5165\u308c\u308b\u3002<\/td>\n<\/tr>\n<tr>\n<td>removeAttribute<\/td>\n<td>\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u30b9\u30b3\u30fc\u30d7\u306e\u5024\u3092\u524a\u9664\u3059\u308b\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u305c\u3072\u6d3b\u7528\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u30b9\u30b3\u30fc\u30d7\u3068\u306f\uff1f Java\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u3001Web\u30a2\u30d7\u30ea\u5185\u3067\u4fdd\u5b58\u3067\u304d\u308b\u9818\u57df\u306e\u3053\u3068\u3067\u3059\u3002 \u30b9\u30b3\u30fc\u30d7\u306b\u4fdd\u5b58\u3067\u304d\u308b\u3082\u306e \u3042\u304f\u307e\u3067\u3001\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306e\u307f\u304c\u4fdd\u5b58\u3067\u304d\u308b\u306e\u3067\u3001int\u578b\u3084\u3001double\u578b\u7b49\u306e\u57fa\u672c\u30c7\u30fc\u30bf\u578b\u306f\u4fdd\u5b58\u3067\u304d\u307e\u305b\u3093\u3002\uff08\u4fdd [&hellip;]","protected":false},"author":1,"featured_media":1090,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[5],"tags":[],"_links":{"self":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1052"}],"collection":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1052"}],"version-history":[{"count":15,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1052\/revisions"}],"predecessor-version":[{"id":19772,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/posts\/1052\/revisions\/19772"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=\/wp\/v2\/media\/1090"}],"wp:attachment":[{"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1052"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.code-magagine.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}