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配置文件beans标签报红

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1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

Element 'beans' cannot have character [children], because the type's content type is element-only.

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mybatis在连接数据库中运行项目时找不到项目文件。

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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

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quartz执行定时任务的时候阻塞

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1

quartz

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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@Autowired 注解接口TnDao，不能实例化

0

1

spring

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

@Service
public class TnService {

    @Autowired
    private TnDao tnDao;

    private static ApplicationContext context;

    static {
        context = new
                ClassPathXmlApplicationContext("applicationContext.xml");
    }

    public static void main(String[] args) {
        TnService ts = new TnService();
//        ts.tnDao = (TnDao) context.getBean("tnDao");
        Trainees tn = ts.findById(2033);
        System.out.println(tn);
    }

    public Trainees findById(int id) {
        Trainees tn = tnDao.findById(id);
        return tn;
    }

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jdbc连接数据库的驱动版本和jdk的版本，以及mysql的版本有什么关联？

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1

maven

class="cursor-pointer"> 详细描述

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启动Spring Boot时，，抛出异常信息如下：

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1

springboot

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Configuration;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.boot.SpringApplication;
@Controller
@SpringBootApplication
@Configuration
public class HelloApplication {
    @RequestMapping("hello")
    @ResponseBody
    public String hello() {
        return "hello world！";
    }
    public static void main(String[] args) {
        SpringApplication.run(HelloApplication.class, args);
    }
}

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spring框架的mybatis整合意义

0

1

spring

class="cursor-pointer"> 详细描述

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使用jetty启动项目中

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1

jetty/tomcat

class="cursor-pointer"> 详细描述