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java - integrasi ssh, jsp tidak dapat mencari tindakan
phpcn_u1582
phpcn_u1582 2017-06-23 09:14:02
0
1
1234

Alat

idea

Bina

maven

Versi

struts2.5+spring4.3.5+Hibernate5

Soalan

Dibangunkan melalui anotasi, tindakan 404 tidak ditemui di halaman jsp

Tangkapan skrin ralat

Mesej ralat

Struts Problem Report

Struts has detected an unhandled exception:

Messages:    
There is no Action mapped for namespace [/] and action name [addUser] associated with context path [].
Stacktraces

There is no Action mapped for namespace [/] and action name [addUser] associated with context path []. - [unknown location]
    com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:192)
    org.apache.struts2.factory.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
    org.apache.struts2.factory.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:37)
    com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
    org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:554)
    org.apache.struts2.dispatcher.ExecuteOperations.executeAction(ExecuteOperations.java:81)
    org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter.doFilter(StrutsPrepareAndExecuteFilter.java:143)
    org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:192)
    org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:165)
    org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
    org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
    org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:478)
    org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
    org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
    org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
    org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
    org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:341)
    org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:783)
    org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
    org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:798)
    org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1441)
    org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
    java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
    java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
    org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
    java.lang.Thread.run(Thread.java:745)
    
You are seeing this page because development mode is enabled. Development mode, or devMode, enables extra debugging behaviors and reports to assist developers. To disable this mode, set:

  struts.devMode=false
in your WEB-INF/classes/struts.properties file.

Struktur projek

konfigurasi web.xml

<?xml version="1.0" encoding="UTF-8"?>

<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xmlns="http://java.sun.com/xml/ns/javaee"
         xsi:schemaLocation="http://java.sun.com/xml/ns/javaee
         http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" id="SSH" version="3.0">

    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>

    <!-- 配置Spring的监听器，用于初始化ApplicationContext对象 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>
    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:Spring.xml</param-value>
    </context-param>
    <!-- struts2 的配置 -->
    <filter>
        <filter-name>struts2</filter-name>
        <filter-class>org.apache.struts2.dispatcher.filter.StrutsPrepareAndExecuteFilter</filter-class>
        <init-param>
            <param-name>filterConfig</param-name>
            <param-value>classpath:struts.xml</param-value>
        </init-param>
        <!-- 自动扫描action -->
        <init-param>
            <param-name>actionPackages</param-name>
            <param-value>com.ssh</param-value>
        </init-param>
    </filter>

    <filter-mapping>
        <filter-name>struts2</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>
</web-app>

konfigurasi spring

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xmlns:context="http://www.springframework.org/schema/context"
       xmlns:tx="http://www.springframework.org/schema/tx"
       xsi:schemaLocation="http://www.springframework.org/schema/beans
       http://www.springframework.org/schema/beans/spring-beans-4.0.xsd
        http://www.springframework.org/schema/context
        http://www.springframework.org/schema/context/spring-context-4.0.xsd
        http://www.springframework.org/schema/tx
        http://www.springframework.org/schema/tx/spring-tx-4.0.xsd">

    <context:component-scan base-package="com.lab.action.*"/>
    <context:component-scan base-package="com.lab.dao.*"/>
    <context:component-scan base-package="com.lab.service.*"/>

    <!-- dbcp配置 -->
    <context:property-placeholder location="classpath:jdbc.properties"/>
    <bean id="dataSource" class="com.mchange.v2.c3p0.ComboPooledDataSource" name=" driverClassName">
        <property name="driverClass" value="${driverClass}"/>
        <property name="jdbcUrl" value="${jdbcUrl}"/>
        <property name="user" value="${user}"/>
        <property name="password" value="${password}"/>
    </bean>

    <bean id="sessionFactory" class="org.springframework.orm.hibernate4.LocalSessionFactoryBean">
        <property name="dataSource" ref="dataSource"/>
        <property name="hibernateProperties">
            <props>
                <!--配置Hibernate的方言-->
                <prop key="hibernate.dialect">
                    org.hibernate.dialect.MySQLDialect
                </prop>
                <prop key="hibernate.hbm2ddl.auto">update</prop>

                <!--格式化输出sql语句-->
                <prop key="hibernate.show_sql">true</prop>
                <prop key="hibernate.format_sql">true</prop>
                <prop key="hibernate.use_sql_comments">false</prop>
            </props>
        </property>

        <!--自动扫描实体 -->
        <property name="packagesToScan" value="com.lab.entity"/>
    </bean>

    <!-- 用注解来实现事务管理 -->
    <bean id="txManager" class="org.springframework.orm.hibernate4.HibernateTransactionManager">
        <property name="sessionFactory" ref="sessionFactory"/>
    </bean>
    <tx:annotation-driven transaction-manager="txManager"/>

</beans>

konfigurasi topang

<?xml version="1.0" encoding="UTF-8"?>

<!DOCTYPE struts PUBLIC
        "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN"
        "http://struts.apache.org/dtds/struts-2.5.dtd">

<struts>

    <!-- 指定由spring负责action对象的创建 -->
    <constant name="struts.objectFactory" value="spring" />
    <!-- 所有匹配*.action的请求都由struts2处理 -->
    <constant name="struts.action.extension" value="action" />
    <!-- 是否启用开发模式 -->
    <constant name="struts.devMode" value="true" />
    <!-- struts配置文件改动后，是否重新加载 -->
    <constant name="struts.configuration.xml.reload" value="true" />
    <!-- 设置浏览器是否缓存静态内容 -->
    <constant name="struts.serve.static.browserCache" value="false" />
    <!-- 请求参数的编码方式 -->
    <constant name="struts.i18n.encoding" value="UTF-8" />
    <!-- 每次HTTP请求系统都重新加载资源文件，有助于开发 -->
    <constant name="struts.i18n.reload" value="true" />
    <!-- 文件上传最大值 -->
    <constant name="struts.multipart.maxSize" value="104857600" />
    <!-- 让struts2支持动态方法调用 -->
    <constant name="struts.enable.DynamicMethodInvocation" value="true" />
    <!-- Action名称中是否还是用斜线 -->
    <constant name="struts.enable.SlashesInActionNames" value="false" />
    <!-- 允许标签中使用表达式语法 -->
    <constant name="struts.tag.altSyntax" value="true" />
    <!-- 对于WebLogic,Orion,OC4J此属性应该设置成true -->
    <constant name="struts.dispatcher.parametersWorkaround" value="false" />

    <package name="basePackage" extends="struts-default">

    </package>
</struts>

userAction.java

package com.lab.action;

import com.lab.entity.User;
import com.lab.service.UserManager;
import com.opensymphony.xwork2.ActionSupport;
import org.apache.struts2.convention.annotation.Action;
import org.apache.struts2.convention.annotation.Result;
import org.apache.struts2.convention.annotation.Results;

import javax.annotation.Resource;

/**
 * Created by young on 2017/6/17.
 */

@Results({@Result(name = "success", location = "/success.jsp"),
        @Result(name = "failure", location = "/failure.jsp")})
public class UserAction extends ActionSupport {
    @Resource
    private UserManager userManager;
    private User user;

    @Action(value = "addUser")
    public String addUser() {
        try {
            userManager.addUser(user);
        } catch (Exception e) {
            e.printStackTrace();
            return "failure";
        }
        return "success";

    }

    public User getUser() {
        return user;
    }

    public void setUser(User user) {
        this.user = user;
    }

}

Rujukan

Terutama untuk rujukan SSH berasaskan anotasi memudahkan konfigurasi secara melampau

phpcn_u1582
phpcn_u1582

membalas semua(1)
滿天的星座
滿天的星座2017-06-23 09:16:02 Tingkat 1

Kelas UserAction tambah @Namespace("/")

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