{"id":46671,"date":"2024-12-02T14:52:10","date_gmt":"2024-12-02T06:52:10","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46671\/"},"modified":"2024-12-02T14:52:10","modified_gmt":"2024-12-02T06:52:10","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-java-%e5%87%bd%e6%95%b0%e4%b8%ad%e8%ae%b0%e5%bd%95%e4%b8%8e%e6%95%b0%e6%8d%ae%e5%ba%93%e7%9b%b8%e5%85%b3%e7%9a%84%e9%94%99%e8%af%af%e4%bf%a1%e6%81%af","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46671\/","title":{"rendered":"\u5982\u4f55\u5728 Java \u51fd\u6570\u4e2d\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f"},"content":{"rendered":"

<\/b> <\/p>\n

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\u5404\u4f4d\u5c0f\u4f19\u4f34\u4eec\uff0c\u5927\u5bb6\u597d\u5440\uff01\u770b\u770b\u4eca\u5929\u6211\u53c8\u7ed9\u5404\u4f4d\u5e26\u6765\u4e86\u4ec0\u4e48\u6587\u7ae0\uff1f\u672c\u6587\u6807\u9898\u662f<\/span>\u300a\u5982\u4f55\u5728 Java \u51fd\u6570\u4e2d\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f\u300b<\/span>\uff0c\u5f88\u660e\u663e\u662f\u5173\u4e8e\u6587\u7ae0<\/span>\u7684\u6587\u7ae0\u54c8\u54c8\u54c8\uff0c\u5176\u4e2d\u5185\u5bb9\u4e3b\u8981\u4f1a\u6d89\u53ca\u5230<\/span>\u7b49\u7b49\uff0c\u5982\u679c\u80fd\u5e2e\u5230\u4f60\uff0c\u89c9\u5f97\u5f88\u4e0d\u9519\u7684\u8bdd\uff0c\u6b22\u8fce\u5404\u4f4d\u591a\u591a\u70b9\u8bc4\u548c\u5206\u4eab\uff01<\/span><\/p>\n

\u5982\u4f55\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684 Java \u9519\u8bef\u4fe1\u606f\uff1f\u6dfb\u52a0 SLF4J \u548c Logback \u4f9d\u8d56\u9879\u3002\u914d\u7f6e Logback \u4ee5\u8f93\u51fa\u5230\u63a7\u5236\u53f0\u3002\u521b\u5efa\u4e00\u4e2a\u65e5\u5fd7\u8bb0\u5f55\u7c7b\uff0c\u4f8b\u5982 DbLogger\u3002\u5728\u4ee3\u7801\u4e2d\u4f7f\u7528 DbLogger \u8bb0\u5f55\u9519\u8bef\u4fe1\u606f\uff0c\u4f8b\u5982 DbLogger.logError(e)\u3002\u8fd0\u884c Java \u51fd\u6570\u4ee5\u8bb0\u5f55\u4efb\u4f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u3002<\/p>\n

\"\u5982\u4f55\u5728<\/p>\n

\u5982\u4f55\u5728 Java \u5b9e\u4f8b\u4e2d\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f<\/strong><\/p>\n

\u7b80\u4ecb<\/strong><\/p>\n

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\u4f7f\u7528 SLF4J \u548c Logback<\/strong><\/p>\n

\u672c\u6307\u5357\u5c06\u4f7f\u7528 SLF4J (Simple Logging Facade for Java) \u4f5c\u4e3a\u65e5\u5fd7\u8bb0\u5f55\u62bd\u8c61\u5c42\u548c Logback \u4f5c\u4e3a\u65e5\u5fd7\u8bb0\u5f55\u5b9e\u73b0\u3002<\/p>\n

\u6dfb\u52a0\u4f9d\u8d56\u9879<\/strong><\/p>\n

\u5c06\u4ee5\u4e0b\u4f9d\u8d56\u9879\u6dfb\u52a0\u5230 Maven POM \u6587\u4ef6\u4e2d\uff1a<\/p>\n

<dependency>\n    <groupId>org.slf4j<\/groupId>\n    <artifactId>slf4j-api<\/artifactId>\n    <version>1.7.30<\/version>\n<\/dependency>\n<dependency>\n    <groupId>ch.qos.logback<\/groupId>\n    <artifactId>logback-classic<\/artifactId>\n    <version>1.2.3<\/version>\n<\/dependency><\/pre>\n
\u914d\u7f6e Logback<\/strong><\/p>\n
\u5728 \/src\/main\/resources<\/code> \u76ee\u5f55\u4e0b\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a logback.xml<\/code> \u7684\u6587\u4ef6\uff0c\u5176\u4e2d\u5305\u542b\u4ee5\u4e0b\u914d\u7f6e\uff1a<\/p>\n
<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<configuration>\n    <appender name=\"CONSOLE\" class=\"ch.qos.logback.core.ConsoleAppender\">\n        <layout class=\"ch.qos.logback.classic.PatternLayout\">\n            <pattern>%d{yyyy-MM-dd HH:mm:ss.SSS} [%-5level] %logger{36} - %msg%n<\/pattern>\n        <\/layout>\n    <\/appender>\n\n    <root level=\"INFO\">\n        <appender-ref ref=\"CONSOLE\"\/>\n    <\/root>\n<\/configuration><\/pre>\n
\u521b\u5efa\u65e5\u5fd7\u8bb0\u5f55\u7c7b<\/strong><\/p>\n
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import org.slf4j.Logger;\nimport org.slf4j.LoggerFactory;\n\npublic class DbLogger {\n\n    private static final Logger logger = LoggerFactory.getLogger(DbLogger.class);\n\n    public static void logError(Exception e) {\n        logger.error(\"Error connecting to the database\", e);\n    }\n\n    \/\/ \u5176\u4ed6\u65e5\u5fd7\u8bb0\u5f55\u65b9\u6cd5...\n}<\/pre>\n
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import java.sql.Connection;\nimport java.sql.DriverManager;\nimport java.sql.ResultSet;\nimport java.sql.SQLException;\n\npublic class DatabaseQuery {\n\n    public static void main(String[] args) {\n        Connection connection = null;\n\n        try {\n            \/\/ \u8fde\u63a5\u5230\u6570\u636e\u5e93\n            connection = DriverManager.getConnection(\"...\");\n\n            \/\/ \u6267\u884c\u67e5\u8be2\n            ResultSet resultSet = connection.createStatement().executeQuery(\"...\");\n\n            while (resultSet.next()) {\n                \/\/ \u5904\u7406\u7ed3\u679c\u96c6\n            }\n\n        } catch (SQLException e) {\n            \/\/ \u4f7f\u7528 DbLogger \u8bb0\u5f55\u9519\u8bef\n            DbLogger.logError(e);\n        } finally {\n            if (connection != null) {\n                try {\n                    connection.close();\n                } catch (SQLException e) {\n                    DbLogger.logError(e);\n                }\n            }\n        }\n    }\n}<\/pre>\n
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\u8fd0\u884c DatabaseQuery<\/code> \u51fd\u6570\u5c06\u8bb0\u5f55\u4efb\u4f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f\u5230\u63a7\u5236\u53f0\u6216\u6587\u4ef6\u4e2d\uff0c\u5177\u4f53\u53d6\u51b3\u4e8e Logback \u914d\u7f6e\u4e2d\u7684\u914d\u7f6e\u3002<\/p>\n
\u7ec8\u4e8e\u4ecb\u7ecd\u5b8c\u5566\uff01\u5c0f\u4f19\u4f34\u4eec\uff0c\u8fd9\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u5728 Java \u51fd\u6570\u4e2d\u8bb0\u5f55\u4e0e\u6570\u636e\u5e93\u76f8\u5173\u7684\u9519\u8bef\u4fe1\u606f\u300b\u7684\u4ecb\u7ecd\u5e94\u8be5\u8ba9\u4f60\u6536\u83b7\u591a\u591a\u4e86\u5427\uff01\u6b22\u8fce\u5927\u5bb6\u6536\u85cf\u6216\u5206\u4eab\u7ed9\u66f4\u591a\u9700\u8981\u5b66\u4e60\u7684\u670b\u53cb\u5427~\u7c73\u4e91\u516c\u4f17\u53f7\u4e5f\u4f1a\u53d1\u5e03\u6587\u7ae0\u76f8\u5173\u77e5\u8bc6\uff0c\u5feb\u6765\u5173\u6ce8\u5427\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
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