{"id":62041,"date":"2024-10-13T15:41:42","date_gmt":"2024-10-13T07:41:42","guid":{"rendered":"https:\/\/server.hk\/cnblog\/62041\/"},"modified":"2024-10-13T15:41:42","modified_gmt":"2024-10-13T07:41:42","slug":"java%e5%af%a6%e7%8f%be%e5%9c%96%e7%89%87%e5%ad%98%e5%84%b2%ef%bc%9a%e9%ab%98%e6%95%88%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab-java%e5%9c%96%e7%89%87%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/62041\/","title":{"rendered":"Java\u5be6\u73fe\u5716\u7247\u5b58\u5132\uff1a\u9ad8\u6548\u5c0e\u5165\u6578\u64da\u5eab (java\u5716\u7247\u5c0e\u5165\u6578\u64da\u5eab)"},"content":{"rendered":"<h1 id=\"java%e5%af%a6%e7%8f%be%e5%9c%96%e7%89%87%e5%ad%98%e5%84%b2%ef%bc%9a%e9%ab%98%e6%95%88%e5%b0%8e%e5%85%a5%e6%95%b8%e6%93%9a%e5%ba%ab-TPNrHBdbUt\">Java\u5be6\u73fe\u5716\u7247\u5b58\u5132\uff1a\u9ad8\u6548\u5c0e\u5165\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u5b57\u6642\u4ee3\uff0c\u5716\u7247\u5df2\u6210\u70ba\u4fe1\u606f\u50b3\u905e\u7684\u91cd\u8981\u5a92\u4ecb\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u4f01\u696d\u7db2\u7ad9\uff0c\u5716\u7247\u7684\u4f7f\u7528\u90fd\u7121\u8655\u4e0d\u5728\u3002\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u5c07\u5716\u7247\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u503c\u5f97\u95dc\u6ce8\u7684\u8ab2\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Java\u5be6\u73fe\u5716\u7247\u7684\u9ad8\u6548\u5c0e\u5165\u6578\u64da\u5eab\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87%e5%b0%87%e5%9c%96%e7%89%87%e5%ad%98%e5%84%b2%e5%88%b0%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%ef%bc%9f-TPNrHBdbUt\">\u70ba\u4ec0\u9ebc\u9078\u64c7\u5c07\u5716\u7247\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff1f<\/h2>\n<p>\u5c07\u5716\u7247\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\u6709\u5e7e\u500b\u512a\u52e2\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5c07\u5716\u7247\u8207\u5176\u4ed6\u6578\u64da\uff08\u5982\u7528\u6236\u4fe1\u606f\uff09\u5b58\u5132\u5728\u540c\u4e00\u6578\u64da\u5eab\u4e2d\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u5b89\u5168\u6027\uff1a<\/strong>\u6578\u64da\u5eab\u901a\u5e38\u63d0\u4f9b\u66f4\u9ad8\u7684\u5b89\u5168\u6027\uff0c\u80fd\u5920\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002<\/li>\n<li><strong>\u5099\u4efd\u8207\u6062\u5fa9\uff1a<\/strong>\u6578\u64da\u5eab\u7684\u5099\u4efd\u548c\u6062\u5fa9\u529f\u80fd\u4f7f\u5f97\u5716\u7247\u7684\u7ba1\u7406\u66f4\u52a0\u65b9\u4fbf\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8java%e4%b8%ad%e5%af%a6%e7%8f%be%e5%9c%96%e7%89%87%e5%ad%98%e5%84%b2-TPNrHBdbUt\">\u5982\u4f55\u5728Java\u4e2d\u5be6\u73fe\u5716\u7247\u5b58\u5132<\/h2>\n<p>\u5728Java\u4e2d\uff0c\u5c07\u5716\u7247\u5b58\u5132\u5230\u6578\u64da\u5eab\u7684\u904e\u7a0b\u4e3b\u8981\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<ol>\n<li>\u8b80\u53d6\u5716\u7247\u6587\u4ef6\u3002<\/li>\n<li>\u5c07\u5716\u7247\u8f49\u63db\u70ba\u5b57\u7bc0\u6578\u7d44\u3002<\/li>\n<li>\u4f7f\u7528JDBC\u5c07\u5b57\u7bc0\u6578\u7d44\u63d2\u5165\u5230\u6578\u64da\u5eab\u4e2d\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-TPNrHBdbUt\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u5c07\u5716\u7247\u5b58\u5132\u5230MySQL\u6578\u64da\u5eab\u4e2d\uff1a<\/p>\n<pre><code>import java.io.File;\nimport java.io.FileInputStream;\nimport java.io.IOException;\nimport java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.PreparedStatement;\n\npublic class ImageStorage {\n    public static void main(String[] args) {\n        String url = \"jdbc:mysql:\/\/localhost:3306\/your_database\";\n        String user = \"your_username\";\n        String password = \"your_password\";\n        String filePath = \"path_to_your_image.jpg\";\n\n        try {\n            \/\/ \u8b80\u53d6\u5716\u7247\u6587\u4ef6\n            File file = new File(filePath);\n            FileInputStream fis = new FileInputStream(file);\n            byte[] imageData = new byte[(int) file.length()];\n            fis.read(imageData);\n            fis.close();\n\n            \/\/ \u9023\u63a5\u5230\u6578\u64da\u5eab\n            Connection connection = DriverManager.getConnection(url, user, password);\n            String sql = \"INSERT INTO images (image) VALUES (?)\";\n            PreparedStatement statement = connection.prepareStatement(sql);\n            statement.setBytes(1, imageData);\n            statement.executeUpdate();\n\n            System.out.println(\"\u5716\u7247\u6210\u529f\u5b58\u5132\u5230\u6578\u64da\u5eab\u4e2d\uff01\");\n            connection.close();\n        } catch (IOException | SQLException e) {\n            e.printStackTrace();\n        }\n    }\n}\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-TPNrHBdbUt\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u5c07\u5716\u7247\u5b58\u5132\u5230\u6578\u64da\u5eab\u6642\uff0c\u6709\u5e7e\u500b\u6ce8\u610f\u4e8b\u9805\uff1a<\/p>\n<ul>\n<li><strong>\u5716\u7247\u5927\u5c0f\uff1a<\/strong>\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u5b57\u6bb5\u985e\u578b\u80fd\u5920\u652f\u6301\u6240\u9700\u7684\u5716\u7247\u5927\u5c0f\u3002\u901a\u5e38\u4f7f\u7528BLOB\u985e\u578b\u4f86\u5b58\u5132\u4e8c\u9032\u5236\u6578\u64da\u3002<\/li>\n<li><strong>\u6027\u80fd\u8003\u91cf\uff1a<\/strong>\u5b58\u5132\u5927\u91cf\u5716\u7247\u53ef\u80fd\u6703\u5f71\u97ff\u6578\u64da\u5eab\u7684\u6027\u80fd\uff0c\u5efa\u8b70\u5c0d\u5716\u7247\u9032\u884c\u58d3\u7e2e\u6216\u8003\u616e\u4f7f\u7528\u6587\u4ef6\u7cfb\u7d71\u5b58\u5132\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u8a2d\u8a08\uff1a<\/strong>\u5408\u7406\u8a2d\u8a08\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u4ee5\u4fbf\u65bc\u67e5\u8a62\u548c\u7ba1\u7406\u5716\u7247\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-TPNrHBdbUt\">\u7d50\u8ad6<\/h2>\n<p>\u4f7f\u7528Java\u5c07\u5716\u7247\u9ad8\u6548\u5730\u5c0e\u5165\u6578\u64da\u5eab\u662f\u4e00\u500b\u5be6\u7528\u7684\u6280\u8853\uff0c\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u548c\u5b58\u5132\u5716\u7247\u6578\u64da\u3002\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\u548c\u793a\u4f8b\u4ee3\u78bc\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u5716\u7247\u7684\u5b58\u5132\u529f\u80fd\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u5eab\u548c\u5b58\u5132\u65b9\u6848\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> 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