permission system to ensure effective login to do the background permission check
write login interface when logging in successfully pass an encrypted AccessToken in session containing login information and expiration time
- write a AccessToken class to pack the information
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class AccessToken {
//登录信息仅用name代替
private String name;
//过期时间
private long expire;
public AccessToken(String name){
this.name = name;
this.expire = System.currentTimeMillis() + 1000L * 60 * 2;
}
}
encryption and decryption tool class
import org.jasypt.encryption.pbe.StandardPBEStringEncryptor;
public class EncryptorUtil {
private static StandardPBEStringEncryptor encryptor;
static {
encryptor = new StandardPBEStringEncryptor();
encryptor.setPassword("et2004");
}
public static String encrypt(String text){
return encryptor.encrypt(text);
}
public static String decrypt(String ciphertext){
return encryptor.decrypt(ciphertext);
}
}
uniform response return format
import lombok.AllArgsConstructor;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
@AllArgsConstructor
public class ResultVo<T> {
private int code;
private String msg;
private T data;
private static final int SUCCESS_CODE=200;
private static final int ERROR_CODE=201;
private static final int NO_AUTH_CODE = 999;
private static final String SUCCESS_MSG="SUCCESS";
//成功！
public static <T> ResultVo<T> success(T data){
return new ResultVo<>(SUCCESS_CODE,SUCCESS_MSG,data);
}
public static ResultVo failed(String message) {
return new ResultVo<>(ERROR_CODE,message,"");
}
public static ResultVo noAuth(String message) {
return new ResultVo(NO_AUTH_CODE,message,"");
}
}
login interface:
/**
* 登录接口
* 1.根据用户名查询用户
* 如果用户为空 则返回用户名或密码错误
* 2.用户名不为空就验证密码
* 密码不匹配 则返回用户名或密码错误
* 3.验证通过
* 创建AccessToken
* 把AccessToken转成json字符串
* 加密AccessToken的json字符串返回前端
* */
@PostMapping("/login")
public ResultVo login(@RequestParam String name,@RequestParam String password){
//
User user = userService.getUser(name);
if(ObjectUtils.isEmpty(user)){
return ResultVo.failed("用户名或密码错误");
}
//验证用户密码
password = DigestUtils.md5Hex(password);
if(!StringUtils.equals(password,user.getPassword())){
return ResultVo.failed("用户名或密码错误");
}
AccessToken token = new AccessToken(name);
String jsonToken = JSONObject.toJSONString(token);
return ResultVo.success(EncryptorUtil.encrypt(jsonToken));
}
save it to sessionStorage after the
front end receives the AccessToken
let qs = new URLSearchParams();
qs.append("name", this.loginForm.name);
qs.append("password", this.loginForm.password);
this.$http
.post("/user/login",qs)
.then((res) => {
if (res.data.code === 200) {
window.sessionStorage.setItem("token", res.data.data);
this.$router.push("/");
} else {
this.$message.error(res.data.msg);
}
})
.catch((e) => {
console.log(e);
this.$message.error("网络异常");
});
from this front-end request must be added with a request header token in main.js add request interceptor
return response we also need to get the token in response to add response interceptor
add response interceptor
before logging in we cannot jump route from navigation bar to set global route guard
import Vue from 'vue'
import App from './App.vue'
import router from './router'
import './assets/css/et2004.css'
import ElementUI from 'element-ui';
import 'element-ui/lib/theme-chalk/index.css';
Vue.use(ElementUI);
//全局前置导航守卫
router.beforeEach((to,from,next)=>{
//to:即将进入的路由
//from：即将离开的路由
//如果访问的是登录 直接放行
if(to.path === '/login'){
return next()
}
//验证是否有登录的token
let token = window.sessionStorage.getItem('token')
if(token){
return next()
}else{
ElementUI.Message.error("登录失效，请重新登录")
return next('/login')
}
})
//请求拦截器
axios.interceptors.request.use(config =>{
let url = config.url
if(url === '/user/login'){
return config
}
let token =window.sessionStorage.getItem('token')
if(token){
config.headers.token = token
return config
}else{
router.push('/login')
Promise.reject('用户未登录')
}
//标识放行
return config
},error=>{
Promise.reject(error)
})
//响应拦截器
axios.interceptors.response.use(response=>{
//1.如果登录接口的响应 直接放行
if(response.config.url === "/user/login"){
return response
}
//2.判断返回码是否999.999表示无权限访问
if(response.data.code === 999){
console.log('认证失败：',response.data.msg);
router.push('/login')
return Promise.reject(error)
}
//拿到后端响应的token，重新设置到sessionStorage中
console.log();
let newToken = response.headers.token
window.sessionStorage.setItem('token',newToken)
return response
},error=>{
Promise.request(error)
})
import axios from 'axios'
axios.defaults.baseURL = 'http://localhost:8000/car-app'
Vue.prototype.$http = axios
Vue.prototype.contextPath = 'http://localhost:8000/car-app'
Vue.config.productionTip = false
new Vue({
router,
render: h => h(App)
}).$mount('#app')
and in our back end we also need to validate all tokens carried by requests other than login. This requires the request interceptor
LoginInterceptor
interceptor needs to configure
in the configuration class
//登录拦截器
@Component
@Slf4j
public class LoginInterseptor implements HandlerInterceptor {
private static final String OPTIONS_METHOD = "OPTIONS";
private static final String TOKEN = "token";
@Autowired
UserService userService;
@Override
public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
//1.放行OPTION预检请求
String method = request.getMethod();
if (StringUtils.equals(OPTIONS_METHOD,method.toUpperCase())){
log.info("options请求");
return true;
}
//2.验证请求头中是否有token
String tokenHeader = request.getHeader(TOKEN);
if(StringUtils.isEmpty(tokenHeader)){
this.noAuth(response,"没有携带认证数据");
return false;
}
//3.解码token(解码之后是json 将json转换成AccessToken)，验证有效期
try{
String jsonToken = EncryptorUtil.decrypt(tokenHeader);
AccessToken accessToken = JSONObject.parseObject(jsonToken, AccessToken.class);
//3.1 验证有效
System.out.println(new Date().getTime()+"-"+accessToken.getExpire());
if(new Date().getTime()-accessToken.getExpire()>=0){
log.warn("token过期");
this.noAuth(response,"token过期");
return false;
}
//3.2 验证用户名
User user = userService.getUser(accessToken.getName());
if(ObjectUtils.isEmpty(user)){
log.warn("用户不存在");
this.noAuth(response,"认证失败");
return false;
}
//重新生成token返回前端
accessToken = new AccessToken(accessToken.getName());
System.out.println(accessToken.getName());//
response.setHeader(TOKEN,EncryptorUtil.encrypt(JSONObject.toJSONString(accessToken)));
return true;
}catch(Exception e){
log.error(e.getMessage(),e);
this.noAuth(response,"服务器异常");
return false;
}
}
private void noAuth(HttpServletResponse response,String message) throws IOException {
response.setCharacterEncoding("UTF-8");
response.setContentType("application/json;charset=UTF-8");
PrintWriter pw = response.getWriter();
pw.print(JSONObject.toJSONString(ResultVo.noAuth(message)));
pw.flush();
pw.close();
}
}
configures interceptor
@Configuration
public class MvcConfig implements WebMvcConfigurer {
@Autowired
LoginInterseptor loginInterseptor;
@Override
public void addInterceptors(InterceptorRegistry registry) {
registry.addInterceptor(loginInterseptor)
.addPathPatterns("/**")
.excludePathPatterns("/user/login")// 登录请求放行
.excludePathPatterns("/pics/**");// 访问图片放行
}
}
JSP page cannot get value using El expression
solution
1. Add the following code to the header tag of the JSP page<%@ page isELIgnored="false" %>
perfectly solves
Error creating bean with name usercontroller appears when springboot starts
>
D:\Windows\Jdk14\jdk-14\bin\java.exe -Dvisualvm.id=460544745239900 -XX:TieredStopAtLevel=1 -noverify -Dspring.output.ansi.enabled=always -Dcom.sun.management.jmxremote -Dspring.jmx.enabled=true -Dspring.liveBeansView.mbeanDomain -Dspring.application.admin.enabled=true "-javaagent:D:\Windows\IDEA2020\IntelliJ IDEA 201.6487.11\lib\idea_rt.jar=60120:D:\Windows\IDEA2020\IntelliJ IDEA 201.6487.11\bin" -Dfile.encoding=UTF-8 -classpath 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com.example.springboot.demo01.SpringbootDemo01Application
OpenJDK 64-Bit Server VM warning: Options -Xverify:none and -noverify were deprecated in JDK 13 and will likely be removed in a future release.
. ____ _ __ _ _
/\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
\\/ ___)| |_)| | | | | || (_| | ) ) ) )
' |____| .__|_| |_|_| |_\__, | / / / /
=========|_|==============|___/=/_/_/_/
:: Spring Boot :: (v2.2.7.RELEASE)
2020-05-26 16:53:26.484 INFO 2004 --- [ restartedMain] c.e.s.d.SpringbootDemo01Application : Starting SpringbootDemo01Application on DESKTOP-VDMFLMG with PID 2004 (D:\IDEAStudy\SSM\springboot-demo01\target\classes started by 27858 in D:\IDEAStudy\SSM\springboot-demo01)
2020-05-26 16:53:26.487 INFO 2004 --- [ restartedMain] c.e.s.d.SpringbootDemo01Application : No active profile set, falling back to default profiles: default
2020-05-26 16:53:26.577 INFO 2004 --- [ restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : Devtools property defaults active! Set 'spring.devtools.add-properties' to 'false' to disable
2020-05-26 16:53:26.577 INFO 2004 --- [ restartedMain] .e.DevToolsPropertyDefaultsPostProcessor : For additional web related logging consider setting the 'logging.level.web' property to 'DEBUG'
2020-05-26 16:53:28.469 INFO 2004 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'spring.datasource.dynamic-com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2020-05-26 16:53:28.472 INFO 2004 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration' of type [com.baomidou.dynamic.datasource.spring.boot.autoconfigure.DynamicDataSourceAutoConfiguration$$EnhancerBySpringCGLIB$$924e5bde] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2020-05-26 16:53:28.484 INFO 2004 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'dsProcessor' of type [com.baomidou.dynamic.datasource.processor.DsHeaderProcessor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2020-05-26 16:53:28.491 INFO 2004 --- [ restartedMain] trationDelegate$BeanPostProcessorChecker : Bean 'dynamicDatasourceAnnotationAdvisor' of type [com.baomidou.dynamic.datasource.aop.DynamicDataSourceAnnotationAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2020-05-26 16:53:28.815 INFO 2004 --- [ restartedMain] o.s.b.w.embedded.tomcat.TomcatWebServer : Tomcat initialized with port(s): 8080 (http)
2020-05-26 16:53:28.824 INFO 2004 --- [ restartedMain] o.apache.catalina.core.StandardService : Starting service [Tomcat]
2020-05-26 16:53:28.825 INFO 2004 --- [ restartedMain] org.apache.catalina.core.StandardEngine : Starting Servlet engine: [Apache Tomcat/9.0.34]
2020-05-26 16:53:29.168 INFO 2004 --- [ restartedMain] org.apache.jasper.servlet.TldScanner : At least one JAR was scanned for TLDs yet contained no TLDs. Enable debug logging for this logger for a complete list of JARs that were scanned but no TLDs were found in them. Skipping unneeded JARs during scanning can improve startup time and JSP compilation time.
2020-05-26 16:53:29.175 INFO 2004 --- [ restartedMain] o.a.c.c.C.[Tomcat].[localhost].[/] : Initializing Spring embedded WebApplicationContext
2020-05-26 16:53:29.176 INFO 2004 --- [ restartedMain] o.s.web.context.ContextLoader : Root WebApplicationContext: initialization completed in 2599 ms
2020-05-26 16:53:29.304 INFO 2004 --- [ restartedMain] c.a.d.s.b.a.DruidDataSourceAutoConfigure : Init DruidDataSource
Tue May 26 16:53:29 CST 2020 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.
2020-05-26 16:53:29.629 INFO 2004 --- [ restartedMain] com.alibaba.druid.pool.DruidDataSource : {dataSource-1} inited
2020-05-26 16:53:29.650 WARN 2004 --- [ restartedMain] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userController': Unsatisfied dependency expressed through field 'personService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personServiceImpl': Unsatisfied dependency expressed through field 'mapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personMapper' defined in file [D:\IDEAStudy\SSM\springboot-demo01\target\classes\com\example\springboot\demo01\Dao\PersonMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
2020-05-26 16:53:29.650 INFO 2004 --- [ restartedMain] com.alibaba.druid.pool.DruidDataSource : {dataSource-1} closing ...
2020-05-26 16:53:29.657 INFO 2004 --- [ restartedMain] com.alibaba.druid.pool.DruidDataSource : {dataSource-1} closed
2020-05-26 16:53:29.659 INFO 2004 --- [ restartedMain] o.apache.catalina.core.StandardService : Stopping service [Tomcat]
2020-05-26 16:53:29.671 INFO 2004 --- [ restartedMain] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2020-05-26 16:53:29.679 ERROR 2004 --- [ restartedMain] o.s.boot.SpringApplication : Application run failed
org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'userController': Unsatisfied dependency expressed through field 'personService'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personServiceImpl': Unsatisfied dependency expressed through field 'mapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personMapper' defined in file [D:\IDEAStudy\SSM\springboot-demo01\target\classes\com\example\springboot\demo01\Dao\PersonMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:643) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:130) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1422) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:594) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:895) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:878) ~[spring-context-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550) ~[spring-context-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:141) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:747) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) ~[spring-boot-2.2.7.RELEASE.jar:2.2.7.RELEASE]
at com.example.springboot.demo01.SpringbootDemo01Application.main(SpringbootDemo01Application.java:21) ~[classes/:na]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:564) ~[na:na]
at org.springframework.boot.devtools.restart.RestartLauncher.run(RestartLauncher.java:49) ~[spring-boot-devtools-2.2.7.RELEASE.jar:2.2.7.RELEASE]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personServiceImpl': Unsatisfied dependency expressed through field 'mapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personMapper' defined in file [D:\IDEAStudy\SSM\springboot-demo01\target\classes\com\example\springboot\demo01\Dao\PersonMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:643) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:130) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:399) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1422) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:594) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1306) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:640) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
... 24 common frames omitted
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personMapper' defined in file [D:\IDEAStudy\SSM\springboot-demo01\target\classes\com\example\springboot\demo01\Dao\PersonMapper.class]: Unsatisfied dependency expressed through bean property 'sqlSessionFactory'; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1526) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1406) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:594) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1306) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredFieldElement.inject(AutowiredAnnotationBeanPostProcessor.java:640) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
... 37 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sqlSessionFactory' defined in class path resource [com/baomidou/mybatisplus/autoconfigure/MybatisPlusAutoConfiguration.class]: Bean instantiation via factory method failed; nested exception is org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:656) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:636) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1338) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1177) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:557) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:517) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:323) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:321) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:202) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:276) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1306) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1226) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireByType(AbstractAutowireCapableBeanFactory.java:1511) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
... 48 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.apache.ibatis.session.SqlSessionFactory]: Factory method 'sqlSessionFactory' threw exception; nested exception is java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:185) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:651) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
... 61 common frames omitted
Caused by: java.lang.NoClassDefFoundError: org/mybatis/logging/LoggerFactory
at com.baomidou.mybatisplus.extension.spring.MybatisSqlSessionFactoryBean.<clinit>(MybatisSqlSessionFactoryBean.java:94) ~[mybatis-plus-extension-3.3.0.jar:3.3.0]
at com.baomidou.mybatisplus.autoconfigure.MybatisPlusAutoConfiguration.sqlSessionFactory(MybatisPlusAutoConfiguration.java:159) ~[mybatis-plus-boot-starter-3.3.0.jar:3.3.0]
at com.baomidou.mybatisplus.autoconfigure.MybatisPlusAutoConfiguration$$EnhancerBySpringCGLIB$$668857a7.CGLIB$sqlSessionFactory$2(<generated>) ~[mybatis-plus-boot-starter-3.3.0.jar:3.3.0]
at com.baomidou.mybatisplus.autoconfigure.MybatisPlusAutoConfiguration$$EnhancerBySpringCGLIB$$668857a7$$FastClassBySpringCGLIB$$ce277b1c.invoke(<generated>) ~[mybatis-plus-boot-starter-3.3.0.jar:3.3.0]
at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:244) ~[spring-core-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:331) ~[spring-context-5.2.6.RELEASE.jar:5.2.6.RELEASE]
at com.baomidou.mybatisplus.autoconfigure.MybatisPlusAutoConfiguration$$EnhancerBySpringCGLIB$$668857a7.sqlSessionFactory(<generated>) ~[mybatis-plus-boot-starter-3.3.0.jar:3.3.0]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:na]
at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:564) ~[na:na]
at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:154) ~[spring-beans-5.2.6.RELEASE.jar:5.2.6.RELEASE]
... 62 common frames omitted
Caused by: java.lang.ClassNotFoundException: org.mybatis.logging.LoggerFactory
at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:602) ~[na:na]
at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178) ~[na:na]
at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:522) ~[na:na]
... 74 common frames omitted
Process finished with exit code 0
problem 1:
Error creating bean with name 'personServiceImpl': Unsatisfied dependency expressed through field 'mapper'; nested exception is org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'personMapper' defined in file
Mapper cannot be injected in the personServiceImpl class,
Solutions:
change after, Mapper will not to be injected with
but the project is up and running or wrong
problem 2 :
last error description: class
cannot be found
java.lang.ClassNotFoundException: org.mybatis.logging.LoggerFactory
because I introduced Mybatis puls plug-in in this project, the project could not find the class
solution:
Mybatis depends on annotation can be
<!--mybatis-plus 依赖-->
<dependency>
<groupId>com.baomidou</groupId>
<artifactId>mybatis-plus-boot-starter</artifactId>
<version>3.3.0</version>
</dependency>
<!--<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.2</version>
</dependency>-->