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  • log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory).

    log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory).

    标签(空格分隔): javaj

    配置mybaits报错

    log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory).
    log4j:WARN Please initialize the log4j system properly.
    WARNING: An illegal reflective access operation has occurred
    WARNING: Illegal reflective access by org.apache.ibatis.reflection.Reflector (file:/D:/yanweifeng/java/server/maven_repository/org/mybatis/mybatis/3.4.5/mybatis-3.4.5.jar) to method java.lang.Class.checkPackageAccess(java.lang.SecurityManager,java.lang.ClassLoader,boolean)
    WARNING: Please consider reporting this to the maintainers of org.apache.ibatis.reflection.Reflector
    WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
    WARNING: All illegal access operations will be denied in a future release
    

    解决

        1.pom文件添加
        
        <dependency>
            <groupId>log4j</groupId>
            <artifactId>log4j</artifactId>
            <version>1.2.17</version>
        </dependency>
        
        
        2.添加文件:再resources/log4j.properties
        
        log4j.rootLogger=DEBUG,console,file
    
        #控制台输出的相关设置
        log4j.appender.console = org.apache.log4j.ConsoleAppender
        log4j.appender.console.Target = System.out
        log4j.appender.console.Threshold=DEBUG
        log4j.appender.console.layout = org.apache.log4j.PatternLayout
        #log4j.appender.console.layout.ConversionPattern=[%c]-%m%n
        log4j.appender.console.layout.ConversionPattern=%5p [%t] - %m%n
        
        #文件输出的相关设置
        log4j.appender.file = org.apache.log4j.RollingFileAppender
        log4j.appender.file.File=./log/rzk.log
        log4j.appender.file.MaxFileSize=10mb
        log4j.appender.file.Threshold=DEBUG
        log4j.appender.file.layout=org.apache.log4j.PatternLayout
        log4j.appender.file.layout.ConversionPattern=[%p][%d{yy-MM-dd}][%c]%m%n
        
        #日志输出级别
        log4j.logger.org.mybatis=DEBUG
        log4j.logger.java.sql=DEBUG
        log4j.logger.java.sql.Statement=DEBUG
        log4j.logger.java.sql.ResultSet=DEBUG
        log4j.logger.java.sql.PreparedStatement=DEBUG
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  • 原文地址:https://www.cnblogs.com/yanweifeng/p/12672931.html
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