IT修真院·坑乎 | Java(后端),CSS(前端),JavaScript(前端),PM(产品经理),UI(交互设计),QA(测试),Android(安卓APP),iOS(苹果APP),OP(运维),Python(后端)日常在线问答学习平台

该问题已被官方收录

shiro 运行报错

1

shiro

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

@Bean
    public ShiroFilterFactoryBean shiroFilterFactoryBean(SecurityManager securityManager){
        ShiroFilterFactoryBean FilterFactoryBean = new ShiroFilterFactoryBean();
//        初始化shiroFilterFactoryBean
        FilterFactoryBean.setSecurityManager(securityManager);

        FilterFactoryBean.setLoginUrl("/login");

//        设置未授权界面
        FilterFactoryBean.setUnauthorizedUrl("/403");

        Map<String,String> filterChainDefinitionMap = new LinkedHashMap <String, String>();
//        配置不会被拦截的链接 顺序判断  anon:所有url都都可以匿名访问;
        filterChainDefinitionMap.put("/static/**","anon");

//        配置退出 过滤器，其中的具体的退出代码Shiro已经替我们实现了
        filterChainDefinitionMap.put("/logout","logout");


//      <!-- 过滤链定义，从上向下顺序执行，一般将 /**放在最为下边 -->:这是一个坑呢，一不小心代码就不好使了;
//      authc: 需要认证才能进行访问;
        filterChainDefinitionMap.put("/**","authc");

        FilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
        System.out.println("shiro拦截器工厂类注入成功");
        return FilterFactoryBean;
    }


    /**
     * 凭证匹配器
     * （由于我们的密码校验交给Shiro的SimpleAuthenticationInfo进行处理了
     * ）
     * @return
     */
    @Bean
    public HashedCredentialsMatcher hashedCredentialsMatcher(){
        HashedCredentialsMatcher hashedCredentialsMatcher = new HashedCredentialsMatcher();
        hashedCredentialsMatcher.setHashAlgorithmName("md5");//散列算法:这里使用MD5算法;
        hashedCredentialsMatcher.setHashIterations(2);//散列的次数，比如散列两次，相当于 md5(md5(""));
        return hashedCredentialsMatcher;
    }

    @Bean
    public SecurityManager securityManager(){
        DefaultSecurityManager securityManager =  new DefaultSecurityManager();
        securityManager.setRealm(myShiroRealm());
        return securityManager;
    }

    @Bean
    public MyShiroReaml myShiroRealm() {
        MyShiroReaml myShiroReaml = new MyShiroReaml();
        myShiroReaml.setCredentialsMatcher(hashedCredentialsMatcher());
        return myShiroReaml;
    }

//    权限注解的advisor
    @Bean
    public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(SecurityManager securityManager){
        AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor = new AuthorizationAttributeSourceAdvisor();
        authorizationAttributeSourceAdvisor.setSecurityManager(securityManager);
        return authorizationAttributeSourceAdvisor;
    }

该问题已被官方收录

构建spirng mybatis 测试时报错

0

1

junit

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<dependency>
            <groupId>junit</groupId>
            <artifactId>junit</artifactId>
            <version>4.11</version>
            <scope>test</scope>
        </dependency>

该问题已被官方收录

SignatureAlgorithm.HS256 是什么类，HS256从何而来？

1

会话管理

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

打开前端页面显示model不存在目标属性

1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

复盘代码生成的时候表格格式出错

0

1

复盘踩坑

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

generator

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

postman测试restful接口问题

0

1

rest

class="cursor-pointer"> 详细描述

该问题已被官方收录

SSM的DEMO本来能用，没改动什么就不能用了。

0

1

SSM

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

log4j.rootLogger=info,console,dailyFile,rollingFile,logFile,E
log4j.addactivity.org.apache=true

### 输出信息到控制抬 ###
log4j.appender.console=org.apache.log4j.ConsoleAppender
log4j.appender.console.Threshold=INFO
log4j.appender.console.ImmediateFlush=true
log4j.appender.console.Target=System.out
log4j.appender.console.layout=org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} [%p] %m%n

### 输出info 级别以上的日志到/Users/log4j/tomcat01/infoLog.log
log4j.appender.logFile=org.apache.log4j.FileAppender
log4j.appender.logFile.Encoding=UTF-8
log4j.appender.logFile.Threshold=INFO
log4j.appender.logFile.ImmediateFlush=true
log4j.appender.logFile.Append=true
#log4j.appender.logFile.File=/Users/log4j/tomcat01/infoLog.log
log4j.appender.logFile.File=E://logs/infoLog.log
log4j.appender.logFile.layout=org.apache.log4j.PatternLayout
log4j.appender.logFile.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} [%p] %m%n

### 输出ERROR 级别以上的日志到=E://logs/error.log ###
log4j.appender.E = org.apache.log4j.DailyRollingFileAppender
#log4j.appender.E.File =/Users/log4j/tomcat01/error.log
log4j.appender.E.File =E://logs/error.log
log4j.appender.E.Append = true
log4j.appender.E.Threshold = ERROR 
log4j.appender.E.layout = org.apache.log4j.PatternLayout
log4j.appender.E.layout.ConversionPattern = %-d{yyyy-MM-dd HH:mm:ss}  [ %t:%r ] - [ %p ]  %m%n

###滚动日志文件
log4j.appender.rollingFile=org.apache.log4j.RollingFileAppender
log4j.appender.rollingFile.Encoding=UTF-8
log4j.appender.rollingFile.Threshold=INFO
log4j.appender.rollingFile.ImmediateFlush=true
log4j.appender.rollingFile.Append=true
#log4j.appender.rollingFile.File=/Users/log4j/tomcat01/rollingLog.log
log4j.appender.rollingFile.File=E://logs/rollingLog.log
log4j.appender.rollingFile.MaxFileSize=200KB
log4j.appender.rollingFile.MaxBackupIndex=50
log4j.appender.rollingFile.layout=org.apache.log4j.PatternLayout
log4j.appender.rollingFile.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} [%p] %m%n

###每日日志文件
log4j.appender.dailyFile=org.apache.log4j.DailyRollingFileAppender
log4j.appender.dailyFile.Encoding=UTF-8
log4j.appender.dailyFile.Threshold=INFO
log4j.appender.dailyFile.ImmediateFlush=true
log4j.appender.dailyFile.Append=true
#log4j.appender.dailyFile.File=/Users/log4j/tomcat01/dailyLog.log
log4j.appender.dailyFile.File=E://logs/dailyLog.log
log4j.appender.dailyFile.DatePattern='.'yyyy-MM-dd'.log'
log4j.appender.dailyFile.layout=org.apache.log4j.PatternLayout
log4j.appender.dailyFile.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss,SSS} [%p] %m%n

该问题已被官方收录

springboot 整合 dubbo 报错

0

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

// 服务端 采用  ali  @Service 注册服务
@Service
@Component
public class HelloServiceImpl implements IHelloService {
    @Override
    public String sayHello(String name) {
        return "hello " + name + "/n"+"====  Springboot + dubbo ====";
    }
}

//  客户端  利用 ali 的 @Reference  注入 接口 ，消费服务
@Controller
public class HelloController {

    @Reference
    private IHelloService iHelloService;

    @GetMapping
    public String sayHi(String name){
        return iHelloService.sayHello(name);
    }
}

org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'helloServiceDemo' defined in file [D:\workspace\dubbo\customer\target\classes\com\jnshu\customer\service\HelloServiceDemo.class]: Initialization of bean failed; nested exception is org.springframework.beans.factory.BeanCreationException: helloServiceDemo; nested exception is java.lang.IllegalStateException: Failed to check the status of the service com.jnshu.customer.service.IHelloService. No provider available for the service com.jnshu.customer.service.IHelloService from the url zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=youth-dubbo-consumer&dubbo=2.6.0&interface=com.jnshu.customer.service.IHelloService&methods=sayHello&pid=1328®ister.ip=192.168.23.1&side=consumer×tamp=1535708707120 to the consumer 192.168.23.1 use dubbo version 2.6.0
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:581) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:495) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:317) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:315) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:759) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:869) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:550) ~[spring-context-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:140) ~[spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:762) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:398) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:330) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1258) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1246) [spring-boot-2.0.4.RELEASE.jar:2.0.4.RELEASE]
	at com.jnshu.customer.CustomerApplication.main(CustomerApplication.java:12) [classes/:na]
Caused by: org.springframework.beans.factory.BeanCreationException: helloServiceDemo; nested exception is java.lang.IllegalStateException: Failed to check the status of the service com.jnshu.customer.service.IHelloService. No provider available for the service com.jnshu.customer.service.IHelloService from the url zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=youth-dubbo-consumer&dubbo=2.6.0&interface=com.jnshu.customer.service.IHelloService&methods=sayHello&pid=1328®ister.ip=192.168.23.1&side=consumer×tamp=1535708707120 to the consumer 192.168.23.1 use dubbo version 2.6.0
	at com.alibaba.dubbo.spring.boot.DubboConsumerAutoConfiguration$1.postProcessBeforeInitialization(DubboConsumerAutoConfiguration.java:100) ~[dubbo-spring-boot-starter-2.0.0.jar:na]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:416) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1691) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:573) ~[spring-beans-5.0.8.RELEASE.jar:5.0.8.RELEASE]
	... 15 common frames omitted
Caused by: java.lang.IllegalStateException: Failed to check the status of the service com.jnshu.customer.service.IHelloService. No provider available for the service com.jnshu.customer.service.IHelloService from the url zookeeper://127.0.0.1:2181/com.alibaba.dubbo.registry.RegistryService?application=youth-dubbo-consumer&dubbo=2.6.0&interface=com.jnshu.customer.service.IHelloService&methods=sayHello&pid=1328®ister.ip=192.168.23.1&side=consumer×tamp=1535708707120 to the consumer 192.168.23.1 use dubbo version 2.6.0
	at com.alibaba.dubbo.config.ReferenceConfig.createProxy(ReferenceConfig.java:422) ~[dubbo-2.6.0.jar:2.6.0]
	at com.alibaba.dubbo.config.ReferenceConfig.init(ReferenceConfig.java:333) ~[dubbo-2.6.0.jar:2.6.0]
	at com.alibaba.dubbo.config.ReferenceConfig.get(ReferenceConfig.java:163) ~[dubbo-2.6.0.jar:2.6.0]
	at com.alibaba.dubbo.config.spring.ReferenceBean.getObject(ReferenceBean.java:59) ~[dubbo-2.6.0.jar:2.6.0]
	at com.alibaba.dubbo.spring.boot.DubboConsumerAutoConfiguration$1.postProcessBeforeInitialization(DubboConsumerAutoConfiguration.java:89) ~[dubbo-spring-boot-starter-2.0.0.jar:na]
	... 18 common frames omitted

该问题已被官方收录

maven无法自动创建目录结构

0

1

maven

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图