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无法解析

1

mybatis

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

import org.springframework.context.ApplicationContext;  

import org.springframework.context.support.FileSystemXmlApplicationContext;  

   

interface Person {  

    void useAxe(); 

}  

  

interface Axe {  

    String chop(); 

}  

   

class Chinese implements Person {  

 

    private Axe axe;  

  

    public Chinese() { }  

  

    public void setAxe(Axe axe) { this.axe = axe; }  

   

    public void useAxe() { System.out.println(axe.chop()); }  

}  

  

class StoneAxe implements Axe {  

    

    StoneAxe() { }  

 

    public String chop() { return "石斧砍柴好慢"; }  

}  

  

class SteelAxe implements Axe{  

 

    public SteelAxe() { }  

   

    @Override  

    public String chop() {  

        return "钢斧砍柴真快";  

    }  

}  

class Cmt {  

 

    public static void main(String[] args) {  

        Chinese chinese = new Chinese();  

        StoneAxe stoneAxe = new StoneAxe();  

        chinese.setAxe(stoneAxe);  

   

        chinese.useAxe();  

        System.out.println("---------下面是配置文件实现设置注入------------");  

ApplicationContext ctx = new FileSystemXmlApplicationContext("applicationContext.xml");  

        Person p = (Person) ctx.getBean("chinese");  

        p.useAxe();  

    }  

}

信息: Loading XML bean definitions from file [F:\workspace\MySpring\ApplicationContext.xml]

Exception in thread "main" org.springframework.beans.factory.BeanDefinitionStoreException: IOException parsing XML document from file [F:\workspace\MySpring\ApplicationContext.xml]; nested exception is java.io.FileNotFoundException: ApplicationContext.xml (系统找不到指定的文件。)

at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:344)

at org.springframework.beans.factory.xml.XmlBeanDefinitionReader.loadBeanDefinitions(XmlBeanDefinitionReader.java:304)

at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:181)

at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:217)

at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:188)

at org.springframework.beans.factory.support.AbstractBeanDefinitionReader.loadBeanDefinitions(AbstractBeanDefinitionReader.java:252)

at org.springframework.context.support.AbstractXmlApplicationContext.loadBeanDefinitions(AbstractXmlApplicationContext.java:127)

该问题已被官方收录

使用spring时，读取到的username属性为乱码，没有数据库权限

2

1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<bean name="dataSource" class="org.springframework.jdbc.datasource.DriverManagerDataSource">
        <property name="driverClassName" value="${driverClassName}"/>
        <property name="url" value="${url}"/>
        <property name="username" value="${username}"/>
        <property name="password" value="${password}"/>
    </bean>

该问题已被官方收录

pom.xml添加ar包后project标红

1

linux命令

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

spring aop 横切controller 切点切入有问题

1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

idea中打的jar包运行没有主清单属性

1

maven

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

阿里云mysql远程Access denied for user 'root'

1

数据库

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

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

mybatis在连接数据库中运行项目时找不到项目文件。

0

1

spring

class="cursor-pointer"> 详细描述

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

log4j:WARN Please initialize the log4j system properly.

log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.

Exception in thread "main" org.apache.ibatis.exceptions.PersistenceException:

### Error building SqlSession.

### The error may exist in SQL Mapper Configuration

### Cause: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: java.io.IOException: Could not find resource jdbc.properties

at org.apache.ibatis.exceptions.ExceptionFactory.wrapException(ExceptionFactory.java:30)

at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:80)

at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:64)

at Test.main(Test.java:18)

Caused by: org.apache.ibatis.builder.BuilderException: Error parsing SQL Mapper Configuration. Cause: java.io.IOException: Could not find resource jdbc.properties

at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:121)

at org.apache.ibatis.builder.xml.XMLConfigBuilder.parse(XMLConfigBuilder.java:99)

at org.apache.ibatis.session.SqlSessionFactoryBuilder.build(SqlSessionFactoryBuilder.java:78)

... 2 more

Caused by: java.io.IOException: Could not find resource jdbc.properties

at org.apache.ibatis.io.Resources.getResourceAsStream(Resources.java:114)

at org.apache.ibatis.io.Resources.getResourceAsStream(Resources.java:100)

at org.apache.ibatis.io.Resources.getResourceAsProperties(Resources.java:128)

at org.apache.ibatis.builder.xml.XMLConfigBuilder.propertiesElement(XMLConfigBuilder.java:225)

at org.apache.ibatis.builder.xml.XMLConfigBuilder.parseConfiguration(XMLConfigBuilder.java:106)

... 4 more

Process finished with exit code 1

class="cursor-pointer"> 错误截图

该问题已被官方收录

mybatis-config.xml

0

1

mybatis spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

    <bean name="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
        <property name="dataSource" ref="dataSource"></property>
        <property name="configLocation" value="classpath:SqlMybatisConfig.xml"></property>
    </bean>

    <!--3, 配置单mapper代理开发模式,通过id名获得mapper类对象，进而调用函数  -->
    <bean id="singleMapper" class="org.mybatis.spring.mapper.MapperFactoryBean">
        <property name="mapperInterface" value="com.hjh.Dao.UserMapper"></property>
        <property name="sqlSessionFactory" ref="sqlSessionFactory"></property>
    </bean>
=====================================================================
<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
        PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
        "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>
<!--    <typeAliases>
        <typeAlias type="com.hjh.entity.User" alias="User"/>
    </typeAliases>-->
    <!-- 如果mapper.xml和mapper.java接口在同一个目录，此处也可不用定义mappers -->
    <mappers>
        <mapper resource="com/hjh/Dao/UserMapper.xml"/>
    </mappers>
</configuration>

该问题已被官方收录

找不到指定的studentMapper类

0

1

mybatis

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图