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该问题已被官方收录

为什么在加载不到bean

1

spring

class="cursor-pointer"> 详细描述

该问题已被官方收录

tiles无法展示页面

1

tiles

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

<bean id="viewResolver" class="org.springframework.web.servlet.view.UrlBasedViewResolver" p:order="1">
        <property name="viewClass" value="org.springframework.web.servlet.view.tiles3.TilesConfigurer"/>
    </bean>

    <bean id="tilesConfigurer" class="org.springframework.web.servlet.view.tiles3.TilesConfigurer">
        <property name="definitions" value="/WEB-INF/tiles.xml"/>
    </bean>

org.springframework.beans.PropertyBatchUpdateException; nested PropertyAccessExceptions (1) are:
PropertyAccessException 1: org.springframework.beans.MethodInvocationException: Property 'viewClass' threw exception; nested exception is java.lang.IllegalArgumentException: Given view class [org.springframework.web.servlet.view.tiles3.TilesConfigurer] is not of type [org.springframework.web.servlet.view.AbstractUrlBasedView]
	org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:121)
	org.springframework.beans.AbstractPropertyAccessor.setPropertyValues(AbstractPropertyAccessor.java:75)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyPropertyValues(AbstractAutowireCapableBeanFactory.java:1564)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1276)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:553)
	org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:483)
	org.springframework.beans.factory.support.AbstractBeanFactory$1.getObject(AbstractBeanFactory.java:306)
	org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:230)
	org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:302)
	org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:197)
	org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:761)
	org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:867)
	org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:543)
	org.springframework.web.servlet.FrameworkServlet.configureAndRefreshWebApplicationContext(FrameworkServlet.java:668)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:634)
	org.springframework.web.servlet.FrameworkServlet.createWebApplicationContext(FrameworkServlet.java:682)
	org.springframework.web.servlet.FrameworkServlet.initWebApplicationContext(FrameworkServlet.java:553)
	org.springframework.web.servlet.FrameworkServlet.initServletBean(FrameworkServlet.java:494)
	org.springframework.web.servlet.HttpServletBean.init(HttpServletBean.java:171)
	javax.servlet.GenericServlet.init(GenericServlet.java:158)
	org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
	org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:620)
	org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:502)
	org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1132)
	org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:684)
	org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.doRun(AprEndpoint.java:2527)
	org.apache.tomcat.util.net.AprEndpoint$SocketProcessor.run(AprEndpoint.java:2516)
	java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	java.lang.Thread.run(Thread.java:748)

该问题已被官方收录

SSM框架执行增加用户操作出现500错误。

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

Tuscany在本地也跑不通

1

tuscany

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

package com.baidu.task8.server;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.tuscany.sca.node.Node;
import org.apache.tuscany.sca.node.NodeFactory;

public class Startup {
	private static final Log log = LogFactory.getLog(Startup.class);
	public static void main(String[] args) {
		Node node = NodeFactory.newInstance().createNode(
				"studentService.composite");
		node.start();
		log.info("开启了第二个服务...");
	}
}

E:\develop\Java\jdk1.8.0_151\bin\java.exe -ea -Didea.test.cyclic.buffer.size=1048576 "-javaagent:D:\Apps\IDEA\IntelliJ IDEA 2018.1.5\lib\idea_rt.jar=2364:D:\Apps\IDEA\IntelliJ IDEA 2018.1.5\bin" -Dfile.encoding=UTF-8 -classpath "D:\Apps\IDEA\IntelliJ IDEA 2018.1.5\lib\idea_rt.jar;D:\Apps\IDEA\IntelliJ IDEA 2018.1.5\plugins\junit\lib\junit-rt.jar;D:\Apps\IDEA\IntelliJ IDEA 2018.1.5\plugins\junit\lib\junit5-rt.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\charsets.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\deploy.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\access-bridge-64.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\cldrdata.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\dnsns.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\jaccess.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\jfxrt.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\localedata.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\nashorn.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\sunec.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\sunjce_provider.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\sunmscapi.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\sunpkcs11.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\ext\zipfs.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\javaws.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\jce.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\jfr.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\jfxswt.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\jsse.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\management-agent.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\plugin.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\resources.jar;E:\develop\Java\jdk1.8.0_151\jre\lib\rt.jar;F:\JavaData\task9-tuscany2\target\classes;A:\Apps\apache-maven-3.5.4\repository\com\baidu\task8\task8-demo3-core\1.0-SNAPSHOT\task8-demo3-core-1.0-SNAPSHOT.jar;A:\Apps\apache-maven-3.5.4\repository\commons-codec\commons-codec\1.10\commons-codec-1.10.jar;A:\Apps\apache-maven-3.5.4\repository\commons-dbcp\commons-dbcp\1.4\commons-dbcp-1.4.jar;A:\Apps\apache-maven-3.5.4\repository\commons-pool\commons-pool\1.5.4\commons-pool-1.5.4.jar;A:\Apps\apache-maven-3.5.4\repository\aopalliance\aopalliance\1.0\aopalliance-1.0.jar;A:\Apps\apache-maven-3.5.4\repository\cglib\cglib\3.2.4\cglib-3.2.4.jar;A:\Apps\apache-maven-3.5.4\repository\org\ow2\asm\asm\5.1\asm-5.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\ant\ant\1.9.6\ant-1.9.6.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\ant\ant-launcher\1.9.6\ant-launcher-1.9.6.jar;A:\Apps\apache-maven-3.5.4\repository\org\aspectj\aspectjrt\1.8.13\aspectjrt-1.8.13.jar;A:\Apps\apache-maven-3.5.4\repository\org\aspectj\aspectjweaver\1.8.13\aspectjweaver-1.8.13.jar;A:\Apps\apache-maven-3.5.4\repository\com\fasterxml\jackson\core\jackson-annotations\2.8.10\jackson-annotations-2.8.10.jar;A:\Apps\apache-maven-3.5.4\repository\com\fasterxml\jackson\core\jackson-core\2.8.10\jackson-core-2.8.10.jar;A:\Apps\apache-maven-3.5.4\repository\com\fasterxml\jackson\core\jackson-databind\2.8.10\jackson-databind-2.8.10.jar;A:\Apps\apache-maven-3.5.4\repository\javax\servlet\jstl\1.2\jstl-1.2.jar;A:\Apps\apache-maven-3.5.4\repository\javax\servlet\javax.servlet-api\4.0.0\javax.servlet-api-4.0.0.jar;A:\Apps\apache-maven-3.5.4\repository\junit\junit\4.12\junit-4.12.jar;A:\Apps\apache-maven-3.5.4\repository\org\hamcrest\hamcrest-core\1.3\hamcrest-core-1.3.jar;A:\Apps\apache-maven-3.5.4\repository\org\mybatis\mybatis-spring\1.3.0\mybatis-spring-1.3.0.jar;A:\Apps\apache-maven-3.5.4\repository\org\mybatis\mybatis\3.4.1\mybatis-3.4.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-aop\3.0.5.RELEASE\spring-aop-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-asm\3.0.5.RELEASE\spring-asm-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-aspects\3.0.5.RELEASE\spring-aspects-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-context-support\3.0.5.RELEASE\spring-context-support-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-beans\3.0.5.RELEASE\spring-beans-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-context\3.0.5.RELEASE\spring-context-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-core\3.0.5.RELEASE\spring-core-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-expression\3.0.5.RELEASE\spring-expression-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-jdbc\3.0.5.RELEASE\spring-jdbc-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-test\3.0.5.RELEASE\spring-test-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-tx\3.0.5.RELEASE\spring-tx-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-web\3.0.5.RELEASE\spring-web-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\org\springframework\spring-webmvc\3.0.5.RELEASE\spring-webmvc-3.0.5.RELEASE.jar;A:\Apps\apache-maven-3.5.4\repository\mysql\mysql-connector-java\5.1.38\mysql-connector-java-5.1.38.jar;A:\Apps\apache-maven-3.5.4\repository\commons-logging\commons-logging\1.1.1\commons-logging-1.1.1.jar;A:\Apps\apache-maven-3.5.4\repository\log4j\log4j\1.2.17\log4j-1.2.17.jar;A:\Apps\apache-maven-3.5.4\repository\com\alibaba\fastjson\1.1.41\fastjson-1.1.41.jar;A:\Apps\apache-maven-3.5.4\repository\org\slf4j\slf4j-api\1.7.7\slf4j-api-1.7.7.jar;A:\Apps\apache-maven-3.5.4\repository\org\slf4j\slf4j-log4j12\1.7.7\slf4j-log4j12-1.7.7.jar;A:\Apps\apache-maven-3.5.4\repository\c3p0\c3p0\0.9.1.2\c3p0-0.9.1.2.jar;A:\Apps\apache-maven-3.5.4\repository\com\alibaba\druid\1.1.5\druid-1.1.5.jar;A:\Apps\apache-maven-3.5.4\repository\atg\taglib\json\json-taglib\0.4.1\json-taglib-0.4.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-sca-api\2.0.1\tuscany-sca-api-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-base-runtime\2.0.1\tuscany-base-runtime-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\ws\commons\schema\XmlSchema\1.4.3\XmlSchema-1.4.3.jar;A:\Apps\apache-maven-3.5.4\repository\wsdl4j\wsdl4j\1.6.2\wsdl4j-1.6.2.jar;A:\Apps\apache-maven-3.5.4\repository\asm\asm\3.1\asm-3.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\aggregation\tuscany-binding-rmi-runtime-aggregation\2.0.1\tuscany-binding-rmi-runtime-aggregation-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\aggregation\tuscany-binding-ws-runtime-axis2-aggregation\2.0.1\tuscany-binding-ws-runtime-axis2-aggregation-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-implementation-spring-runtime\2.0.1\tuscany-implementation-spring-runtime-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-assembly-xml\2.0.1\tuscany-assembly-xml-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-assembly\2.0.1\tuscany-assembly-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-monitor\2.0.1\tuscany-monitor-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-extensibility\2.0.1\tuscany-extensibility-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-contribution\2.0.1\tuscany-contribution-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-common-java\2.0.1\tuscany-common-java-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-xsd\2.0.1\tuscany-xsd-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-common-xml\2.0.1\tuscany-common-xml-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-assembly-xsd\2.0.1\tuscany-assembly-xsd-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-binding-rmi-runtime\2.0.1\tuscany-binding-rmi-runtime-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-binding-rmi\2.0.1\tuscany-binding-rmi-2.0.1.jar;A:\Apps\apache-maven-3.5.4\repository\org\apache\tuscany\sca\tuscany-host-rmi\2.0.1\tuscany-host-rmi-2.0.1.jar" com.intellij.rt.execution.junit.JUnitStarter -ideVersion5 -junit4 com.baidu.task8.server.test,test

org.oasisopen.sca.ServiceRuntimeException: No SCA contributions are found on the classpath

at org.apache.tuscany.sca.node.NodeFactory.createNode(NodeFactory.java:439)
	at com.baidu.task8.server.test.test(test.java:14)
	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.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)

Process finished with exit code -1

该问题已被官方收录

写sql语句老是不对，检查语法没有错误。

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

tomcat无法访问，好像随机关闭了自己

1

jetty/tomcat

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

该问题已被官方收录

用form表单提交restful风格的URL时，URL接收不了变量

1

rest

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

这是form表单提交
<form action="/students/${name}"  method="GET">
    要查询学员的名字:<br>
    <input type="text" name="name"  value="苏正荣">
    <br><br>
    <input type="submit" value="提交">

controller的接收方法

  //通过名字查询学员信息
    @RequestMapping(value = "/{name}", method = RequestMethod.GET)
    public ModelAndView findItemsByName(@PathVariable ("name")  String name)  {
        try {
            ModelAndView mav = new ModelAndView ();
            Students students = new Students ();
            students.setStudentName (name);
            List st = beanService.selectIf (students);
            mav.setViewName ("select");
            mav.addObject ("students", st);
            logger.info (st);
            return mav;
            }catch ( Exception e ){
                logger.error (e.getMessage ());
                return error (1);
            }
    }

该问题已被官方收录

top命令可以查看所有进程，怎样确定哪个是我要找的web项目的java进程号

1

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

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

复盘的时候设计表到底需不需要关联表

1

DB设计

class="cursor-pointer"> 详细描述

class="cursor-pointer"> 错误截图

class="cursor-pointer"> 源码

 <select id="findeByUser" parameterType="User" resultType="Permission">
       SELECT permission FROM u_user u JOIN u_user_role ur ON u.id = ur.uid JOIN u_role_permission rp ON ur.rid = rp.rid JOIN u_permission p ON rp.pid = p.id WHERE  u.name=#{name}
    </select>