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log4j2配置文件中标签中的属性additivity的使用

0

1

log4j

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

配置文件：
<appenders>
   <Console name="Console" target="SYSTEM_OUT">
       <PatternLayout pattern="%d{yyyy-MM-dd HH:mm:ss.SSS} [%t] %-5level %logger{36} - %msg%n"/>
   </Console>
</appenders>
<loggers>
   <logger name="com.zyq.Log4j2" level="trace" additivity="true">
           <appender-ref ref="Console"/>
   </logger>
   <root level="error">
       <appender-ref ref="Console"/>
   </root>
</loggers>

相关代码：
public static void main(String[] args){
logger.entry();
   logger.error("我是错误级别的信息");
   logger.info("我是info级别信息");
   logger.warn("我是警告级别的信息");
   logger.debug("我是debug级别的信息");
   logger.fatal("我是致命错误级别的信息");
   logger.log(Level.DEBUG,"我是debug级别的信息");
   logger.exit();
}

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MySQL中的数据删除后自增id无法从1重新开始

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

xshell、xftp无法安装

0

1

数据库

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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maven命令使用插件生成jar包运行失败

1

maven

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

 <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-jar-plugin</artifactId>
          <version>2.6</version>
          <configuration>
            <archive>
              <manifest>
                <addClasspath>true</addClasspath>
                <classpathPrefix>lib/</classpathPrefix>
                <mainClass>com.zyq.test.C3P0ConnectionTest</mainClass>
              </manifest>
            </archive>
          </configuration>
        </plugin>
        <plugin>
          <groupId>org.apache.maven.plugins</groupId>
          <artifactId>maven-dependency-plugin</artifactId>
          <version>2.10</version>
          <executions>
            <execution>
              <id>copy-dependencies</id>
              <phase>package</phase>
              <goals>
                <goal>copy-dependencies</goal>
              </goals>
              <configuration>
                <outputDirectory>${project.build.directory}/lib</outputDirectory>
              </configuration>
            </execution>
          </executions>
        </plugin>

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JDBC驱动问题

0

1

JDBC

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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使用注解版SpringAOP出现注入资源依赖性失败;

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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嵌套异常

1

数据库

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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maven里jar包该在怎么用，POM.XML的作用是什么

1

maven

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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SQL查询语句读取不到数据库带下划线字段的数据？

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

mybatis配置文件无法创建Mapper bean

1

mybatis

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<!--mapper的扫描器，将包下边的mapper接口自动创建代理对象-->
    <!--自动创建到spring容器中，bean的id是mapper的类名（首字母小写）-->
    <bean id="Mapper" class="org.mybatis.spring.mapper.MapperScannerConfigurer">
        <property name="basePackage" value="com.fgh.task2.dao" />
        <property name="sqlSessionFactoryBeanName" ref="sqlSessionFactory"/>
    </bean>

idea 2018.1.2  spring 4.13
配置文件
 
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-orm</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-webmvc</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-context-support</artifactId>
      <version>${spring.version}</version>
    </dependency>
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-test</artifactId>
      <version>${spring.version}</version>
    </dependency>
    
    <dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-jdbc</artifactId>
      <version>${spring.version}</version>
    </dependency>

<dependency>
      <groupId>org.springframework</groupId>
      <artifactId>spring-aop</artifactId>
      <version>${spring.version}</version>
    </dependency>

<dependency>
      <groupId>cglib</groupId>
      <artifactId>cglib-nodep</artifactId>
      <version>2.2</version>
    </dependency>

<dependency>
      <groupId>org.aspectj</groupId>
      <artifactId>aspectjweaver</artifactId>
      <version>1.8.11</version>
    </dependency>

<dependency>
      <groupId>mysql</groupId>
      <artifactId>mysql-connector-java</artifactId>
      <version>5.1.39</version>
    </dependency>
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis</artifactId>
      <version>3.4.1</version>
    </dependency>
    
    <dependency>
      <groupId>org.mybatis</groupId>
      <artifactId>mybatis-spring</artifactId>
      <version>1.3.1</version>
    </dependency>