{"id":53,"date":"2007-08-30T00:20:33","date_gmt":"2007-08-29T15:20:33","guid":{"rendered":"http:\/\/www.typea.info\/blog\/index.php\/2007\/08\/30\/dbutils\/"},"modified":"2007-08-30T00:20:33","modified_gmt":"2007-08-29T15:20:33","slug":"dbutils","status":"publish","type":"post","link":"https:\/\/www.typea.info\/blog\/index.php\/2007\/08\/30\/dbutils\/","title":{"rendered":"DbUtils\u4e0d\u5177\u5408\uff1f"},"content":{"rendered":"<p><a href=\"http:\/\/commons.apache.org\/dbutils\/issue-tracking.html\">DbUtils<\/a>\u3092\u4f7f\u7528\u3057\u3066\u3044\u305f\u3068\u3053\u308d\u3001DB\u63a5\u7d9a\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3002\u8a73\u7d30\u3092\u78ba\u8a8d\u3057\u3088\u3046\u3068\u30ed\u30b0\u3092\u307f\u308b\u3068\u3001<\/p>\n<div class=\"code\">\njava.lang.NullPointerException<\/p>\n<p>at java.lang.StringBuffer.<init>(StringBuffer.java:79)<br \/>\nat org.apache.commons.dbutils.QueryRunner.rethrow(QueryRunner.java:347)<br \/>\nat org.apache.commons.dbutils.QueryRunner.query(QueryRunner.java:240)\n<\/div>\n<p>\u3093\uff1fNullPointerException\uff1fSQLException\u3067\u306a\u304f\u3066\uff1f<\/p>\n<p>\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u3092\u78ba\u8a8d\u3059\u308b\u3068\u3001\u767a\u751f\u3057\u305fSQLException\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u3001QueryRunner.rethrow()\u3067\u3001<br \/>\nStringBuffer\u306e\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u306b\u6e21\u3057\u3066\u304a\u308a\u3001\u30e1\u30c3\u30bb\u30fc\u30b8\u304cnull\u306e\u5834\u5408\u306b\u306f\u3001NullPointerException\u304c\u767a\u751f\u3059\u308b\u3002<\/p>\n<p>\u3068\u308a\u3042\u3048\u305a\u3001\u66ab\u5b9a\u7684\u306bQueryRunner\u306e\u8a72\u5f53\u7b87\u6240\u3092\u4fee\u6b63\u3057\u3066\u3001\u7121\u4e8b\u30ed\u30b0\u3092\u51fa\u529b\u3067\u304d\u305f\u3002<\/p>\n<p>\u3053\u3046\u3044\u3046\u3068\u304d\u3001\u30aa\u30fc\u30d7\u30f3\u30bd\u30fc\u30b9\u3060\u3068\u3001\u554f\u984c\u89e3\u6c7a\u307e\u3067\u304c\u65e9\u304f\u3066\u3088\u3044\u306a\u3041\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DbUtils\u3092\u4f7f\u7528\u3057\u3066\u3044\u305f\u3068\u3053\u308d\u3001DB\u63a5\u7d9a\u3067\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3002\u8a73\u7d30\u3092\u78ba\u8a8d\u3057\u3088\u3046\u3068\u30ed\u30b0\u3092\u307f\u308b\u3068\u3001 java.lang.NullPointerException at java.lang.StringBuffer.(Str [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"sns_share_botton_hide":"","vkExUnit_sns_title":"","_vk_print_noindex":"","sitemap_hide":"","_veu_custom_css":"","veu_display_promotion_alert":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[6],"tags":[],"class_list":["post-53","post","type-post","status-publish","format-standard","hentry","category-java"],"veu_head_title_object":{"title":"","add_site_title":""},"_links":{"self":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/53","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/comments?post=53"}],"version-history":[{"count":0,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/posts\/53\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/media?parent=53"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/categories?post=53"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.typea.info\/blog\/index.php\/wp-json\/wp\/v2\/tags?post=53"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}