{"id":67,"date":"2007-01-28T22:39:24","date_gmt":"2007-01-28T14:39:24","guid":{"rendered":"http:\/\/broso.twbbs.org\/blojsom\/blog\/default\/ITTech\/Java\/?permalink=DBUtils-%E5%A6%82%E4%BD%95%E8%99%95%E7%90%86-oracle-sql-TIMESTAMP.html"},"modified":"2023-02-01T01:49:31","modified_gmt":"2023-01-31T17:49:31","slug":"dbutils-%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86-oracle-sql-timestamp","status":"publish","type":"post","link":"https:\/\/cychien.tw\/wordpress\/2007\/01\/28\/dbutils-%e5%a6%82%e4%bd%95%e8%99%95%e7%90%86-oracle-sql-timestamp\/","title":{"rendered":"DBUtils \u5982\u4f55\u8655\u7406 oracle.sql.TIMESTAMP"},"content":{"rendered":"

\u63a5\u7e8c\u4e0a\u7bc7 java.sql.Date v.s. java.sql.Timestamp in Oracle 9i<\/a><\/p>\n

Oracle JDBC \u7684 FAQ \u4e2d\u63d0\u5230\uff0c\u5728 Oracle 9i \u4e2d\u5982\u679c\u8981\u53d6\u5f97\u6642\u9593\u90e8\u5206\u7684\u8cc7\u6599\uff0c\u6700\u597d\u4e5f\u6700\u6a19\u6e96\u7684\u65b9\u6cd5\u662f\u5c07\u8cc7\u6599\u578b\u614b\u7531 DATE \u6539\u70ba TIMESTAMP\u3002\u7d93\u904e\u5be6\u969b\u6e2c\u8a66\u5c07\u8cc7\u6599\u578b\u614b\u6539\u70ba TIMESTAMP \u4e4b\u5f8c\uff0cOracle 9i JDBC Driver \u4e26\u975e\u5982\u9810\u671f\u5730\u5c07 TIMESTAMP \u8f49\u70ba java.sql.Timestamp\uff0c\u800c\u662f\u8f49\u578b\u70ba oracle.sql.TIMESTAMP\uff0c\u61c9\u7528\u7a0b\u5f0f\u5fc5\u9808\u518d\u547c\u53eb\u4e00\u6b21 oracle.sql.TIMESTAMP.timestampValue()\uff0c\u624d\u80fd\u6b63\u78ba\u8f49\u56de java.sql.Timestamp\uff0c\u9019\u5c0d\u6211\u539f\u5148\u5df2\u7d93\u64b0\u5beb\u5b8c\u6210\u7684\u8a31\u591a\u7a0b\u5f0f\u4f86\u8aaa\uff0c\u5fc5\u9808\u4e00\u4e00\u4fee\u6539\uff0c\u76f8\u7576\u9ebb\u7169\u3002<\/p>\n

\u6240\u5e78\u539f\u5148\u7a0b\u5f0f\u4fc2\u900f\u904e\u4e00\u500b\u5171\u7528\u5143\u4ef6\u4f86\u4f7f\u7528 DBUtils\uff0c\u7d93\u904e\u6aa2\u8996 Jakarta Commons DBUtils \u7684\u539f\u59cb\u78bc\u5f8c\uff0c\u554f\u984c\u51fa\u5728 org.apache.commons.dbutils.BasicRowProcessor \u7684 toMap() \u51fd\u5f0f<\/p>\n\n\n\n
\n
1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n<\/span>\n<\/pre>\n<\/td>\n
\n
\n    public Map toMap(ResultSet rs) throws SQLException {\n        Map result = new CaseInsensitiveHashMap();\n        ResultSetMetaData rsmd = rs.getMetaData();\n        int cols = rsmd.getColumnCount();\n\n        for (int i = 1; i <= cols; i++) {\n            result.put(rsmd.getColumnName(i), <\/span>rs.getObject(i)<\/span>);\n        }\n\n        return result;\n    }\n<\/span>\n<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u88e1\u9762\u4f7f\u7528 ResultSet.getObject() \u4f86\u76f4\u63a5\u53d6\u5f97 JDBC Driver \u56de\u50b3\u7684\u578b\u614b\uff0c\u800c Oracle 9i JDBC Driver \u9047\u5230\u8cc7\u6599\u578b\u614b\u70ba DATE\uff0c\u5247\u56de\u50b3 java.sql.Date\uff0c\u8cc7\u6599\u578b\u614b\u70ba TIMESTAMP\uff0c\u5247\u56de\u50b3 oracle.sql.TIMESTAMP\u3002\u771f\u4e0d\u77e5\u9053\u662f Oracle \u7684 bug \u9084\u662f\u6545\u610f\u9019\u9ebc\u641e\u7684\uff0c\u6240\u4ee5 DBUtils \u5f97\u5230\u7684\u5c31\u7d55\u5c0d\u4e0d\u6703\u662f java.sql.Timestamp<\/p>\n
\u601d\u8003\u4e4b\u5f8c\uff0c\u6700\u597d\u7684\u65b9\u5f0f\u61c9\u8a72\u662f\u5beb\u4e00\u500b Wrapper \u53bb\u7e7c\u627f org.apache.commons.dbutils.BasicRowProcessor\uff0c\u7136\u5f8c\u53ea\u6539\u5beb toMap()\u51fd\u5f0f\u5982\u4e0b<\/p>\n\n\n\n
\n
1\n2\n3\n4\n5\n6\n7\n8\n9\n10\n11\n12\n13\n14\n15\n16\n17\n18\n19\n20\n21\n22\n23\n24\n25\n26\n27\n28\n29\n30\n31\n32\n<\/span>\n<\/pre>\n<\/td>\n
\n
\npublic class BasicRowProcessorWrapper extends BasicRowProcessor {\n    \/**\n     * \u7e7c\u627f\u81ea org.apache.commons.dbutils.BasicRowProcessor\n     * \u7531\u65bc Oracle 9i JDBC Driver \u9047\u5230\u8cc7\u6599\u578b\u614b\u70ba DATE \u6703\u8f49\u70ba java.sql.Date\n     * \u5c0e\u81f4\u50c5\u7559\u4e0b\u65e5\u671f\u800c\u907a\u5931\u6642\u9593\u7684\u90e8\u5206\uff0c\u9047\u5230\u8cc7\u6599\u578b\u614b\u70ba TIMESTAMP \u6703\u8f49\u70ba oracle.sql.TIMESTAMP\n     * \u5fc5\u9808\u81ea\u884c\u518d\u8f49\u70ba java.sql.Timestamp\uff0c\u56e0\u6b64\u6539\u5beb toMap() \u51fd\u5f0f\n     * @param rs ResultSet\n     * @return Map\n     * @throws SQLException\n     *\/\n    public Map toMap(ResultSet rs) throws SQLException {\n        Map result = new CaseInsensitiveHashMap();\n        ResultSetMetaData rsmd = rs.getMetaData();\n        int cols = rsmd.getColumnCount();\n\n        for (int i = 1; i <= cols; i++) {\n            Object obj = rs.getObject(i);\n            if (\"oracle.sql.TIMESTAMP\".equals(obj.getClass().getName())) {\n                result.put(rsmd.getColumnName(i), <\/span>rs.getTimestamp(i)<\/span>);\n            } else if (obj instanceof java.sql.Date) {\n                result.put(rsmd.getColumnName(i), <\/span>rs.getTimestamp(i)<\/span>);\n            } else  {\n                result.put(rsmd.getColumnName(i), obj);\n            }\n        }\n\n        return result;\n    }\n}\n<\/span>\n<\/pre>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
\u9047\u5230 JDBC Driver \u578b\u614b\u70ba oracle.sql.TIMESTAMP \u6216\u662f java.sql.Date\uff0c\u5247\u5f37\u8feb\u4f7f\u7528 getTimestamp() \u51fd\u5f0f\u4f86\u8f49\u578b\u70ba java.sql.Timestamp\uff0c\u5982\u6b64\u4e00\u4f86\uff0c\u5373\u4f7f\u672a\u4f86 DBUtils \u6539\u7248\u66f4\u65b0\uff0c\u4e5f\u7121\u9808\u66f4\u52d5\u820a\u6709\u7a0b\u5f0f<\/p>\n
\u4e0b\u8f09\u76f8\u95dc\u539f\u59cb\u78bc<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\u63a5\u7e8c\u4e0a\u7bc7 java.sql.Date v.s. java.sql.Timestamp in Oracle 9i […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-67","post","type-post","status-publish","format-standard","hentry","category-ittechjava"],"_links":{"self":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/67","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/comments?post=67"}],"version-history":[{"count":2,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/67\/revisions"}],"predecessor-version":[{"id":1112,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/posts\/67\/revisions\/1112"}],"wp:attachment":[{"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/media?parent=67"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/categories?post=67"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cychien.tw\/wordpress\/wp-json\/wp\/v2\/tags?post=67"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}