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把作品表里面的编辑者id对应的管理员表里面一起名字输出给前端。

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class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

postman测接口406问题

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class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

集合去重方法retainAll使用问题

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class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

public Result findWorkByNI(@RequestParam("keyword") String keyword) {
        if (keyword!=null&&!keyword.trim().equals("")){
            List<Works> listname = worksMapper.selectByName(keyword);
            List<Works> listintro = worksMapper.selectByIntro(keyword);
            System.out.println("通过简介查询"+listintro);
            List<Works> lisette = new ArrayList<>(listname);
            lisette.retainAll(listintro);
            listname.removeAll(lisette);
            listintro.removeAll(lisette);
            List<Works> list = new ArrayList<Works>();
            list.addAll(listintro);
            list.addAll(listname);
            return new Result(0,"查询成功",list);
        }else {
            return new Result(-1,"传入值不能为空");
        }
    }

shiro 整合 JWT 报错

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shiro

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 源码

@Configuration
public class ShiroConfig {
    @Bean
    public ShiroFilterFactoryBean shirFilter(SecurityManager securityManager) {
        ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();


        // 必须设置 SecurityManager
        shiroFilterFactoryBean.setSecurityManager(securityManager);
        // setLoginUrl 如果不设置值，默认会自动寻找Web工程根目录下的"/login.jsp"页面 或 "/login" 映射
        shiroFilterFactoryBean.setLoginUrl("/notLogin");
        // 设置无权限时跳转的 url;
        shiroFilterFactoryBean.setUnauthorizedUrl("/notRole");

        // 设置拦截器
        Map<String, String> filterChainDefinitionMap = new LinkedHashMap<>();
        //游客，开发权限
        filterChainDefinitionMap.put("/guest/**", "anon");
        //用户，需要角色权限 “user”
        filterChainDefinitionMap.put("/user/**", "roles[user]");
        //管理员，需要角色权限 “admin”
        filterChainDefinitionMap.put("/admin/**", "roles[admin]");
        //开放登陆接口
        filterChainDefinitionMap.put("/login", "anon");
        //其余接口一律拦截
        //主要这行代码必须放在所有权限设置的最后，不然会导致所有 url 都被拦截
        filterChainDefinitionMap.put("/**", "authc");

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


    @Bean
    public SecurityManager securityManager() {
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        // 设置realm.
        securityManager.setRealm(customRealm());
        return securityManager;
    }


    @Bean
    public CustomRealm customRealm() {
        return new CustomRealm();
    }


}

spring boot，已经配置了但是会找不到dao，急急急急！

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class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

转发和重定向传递参数

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SSM

class="cursor-pointer"> 详细描述

shiro基于url动态分配权限

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shiro

class="cursor-pointer"> 详细描述

在服务器启动jetty后无法启动

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jetty/tomcat

class="cursor-pointer"> 详细描述

今天在Linux服务器上安装完Jetty后，启动不了服务，显示地址被占用，但是我修改了端口还是不能够启动，请问有师兄遇到这样的情况吗

错误信息如下：
2019-04-26 22:37:43.929:INFO::main: Logging initialized @634ms
2019-04-26 22:37:44.001:WARN:oejs.HomeBaseWarning:main: This instance of Jetty is not running from a separate {jetty.base} directory, this is not recommended.  See documentation at http://www.eclipse.org/jetty/documentation/current/startup.html
2019-04-26 22:37:44.198:INFO:oejs.Server:main: jetty-9.3.27.v20190418, build timestamp: 2019-04-19T02:11:38+08:00, git hash: d3e249f86955d04bc646bb620905b7c1bc596a8d
2019-04-26 22:37:44.226:INFO:oejdp.ScanningAppProvider:main: Deployment monitor [file:///home/jetty/jetty-distribution-9.3.27.v20190418/webapps/] at interval 1
java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.eclipse.jetty.start.Main.invokeMain(Main.java:215)
	at org.eclipse.jetty.start.Main.start(Main.java:456)
	at org.eclipse.jetty.start.Main.main(Main.java:76)
Caused by: java.net.BindException: Address already in use
	at sun.nio.ch.Net.bind0(Native Method)
	at sun.nio.ch.Net.bind(Net.java:433)
	at sun.nio.ch.Net.bind(Net.java:425)
	at sun.nio.ch.ServerSocketChannelImpl.bind(ServerSocketChannelImpl.java:223)
	at sun.nio.ch.ServerSocketAdaptor.bind(ServerSocketAdaptor.java:74)
	at org.eclipse.jetty.server.ServerConnector.openAcceptChannel(ServerConnector.java:351)
	at org.eclipse.jetty.server.ServerConnector.open(ServerConnector.java:319)
	at org.eclipse.jetty.server.AbstractNetworkConnector.doStart(AbstractNetworkConnector.java:80)
	at org.eclipse.jetty.server.ServerConnector.doStart(ServerConnector.java:235)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
	at org.eclipse.jetty.server.Server.doStart(Server.java:406)
	at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:68)
	at org.eclipse.jetty.xml.XmlConfiguration$1.run(XmlConfiguration.java:1540)
	at java.security.AccessController.doPrivileged(Native Method)
	at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1462)
	... 7 more

Usage: java -jar start.jar [options] [properties] [configs]
       java -jar start.jar --help  # for more information

如何使用postman上传图片

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图片上传

class="cursor-pointer"> 详细描述

关于controller层的单元测试,具体该怎么写,实现的过程是怎样的

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class="cursor-pointer"> 详细描述