qq_43764144 2019-09-12 14:01 采纳率: 43.5%
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淘淘商城运行users.jsp页面出现400错误。

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上面的是项目的的文件列表。
cn.itcast.usermanage.controller包
PageController.java文件代码

package cn.itcast.usermanage.controller;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

/**
 * 通用的页面跳转逻辑
 * 
 * @author 
 *
 */
@Controller
@RequestMapping("page")
public class PageController {

    /**
     * 具体的跳转页面逻辑 -- test4
     * 
     * @param pageName
     * @return 视图名
     */
    @RequestMapping(value = "{pageName}", method = RequestMethod.GET)
    public String toPage(@PathVariable("pageName") String pageName) {
        return pageName;
    }

}

mybatis.xml代码

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>

    <plugins>
        <!-- 分页助手 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <property name="dialect" value="mysql" />
            <!-- 该参数默认为false -->
            <!-- 设置为true时，使用RowBounds分页会进行count查询 -->
            <property name="rowBoundsWithCount" value="true" />
        </plugin>

        <!-- 通用mapper -->
        <plugin interceptor="com.github.abel533.mapperhelper.MapperInterceptor">
            <!--主键自增回写方法,默认值MYSQL,详细说明请看文档 -->
            <property name="IDENTITY" value="MYSQL" />
            <!--通用Mapper接口，多个通用接口用逗号隔开 -->
            <property name="mappers" value="com.github.abel533.mapper.Mapper" />
        </plugin>

    </plugins>

</configuration>

spring文件代码区

applicationContext-mybatis.xml文件代码区

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>

    <plugins>
        <!-- 分页助手 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <property name="dialect" value="mysql" />
            <!-- 该参数默认为false -->
            <!-- 设置为true时，使用RowBounds分页会进行count查询 -->
            <property name="rowBoundsWithCount" value="true" />
        </plugin>

        <!-- 通用mapper -->
        <plugin interceptor="com.github.abel533.mapperhelper.MapperInterceptor">
            <!--主键自增回写方法,默认值MYSQL,详细说明请看文档 -->
            <property name="IDENTITY" value="MYSQL" />
            <!--通用Mapper接口，多个通用接口用逗号隔开 -->
            <property name="mappers" value="com.github.abel533.mapper.Mapper" />
        </plugin>

    </plugins>

</configuration>

applicationContext-transaction.xml代码区

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>

    <plugins>
        <!-- 分页助手 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <property name="dialect" value="mysql" />
            <!-- 该参数默认为false -->
            <!-- 设置为true时，使用RowBounds分页会进行count查询 -->
            <property name="rowBoundsWithCount" value="true" />
        </plugin>

        <!-- 通用mapper -->
        <plugin interceptor="com.github.abel533.mapperhelper.MapperInterceptor">
            <!--主键自增回写方法,默认值MYSQL,详细说明请看文档 -->
            <property name="IDENTITY" value="MYSQL" />
            <!--通用Mapper接口，多个通用接口用逗号隔开 -->
            <property name="mappers" value="com.github.abel533.mapper.Mapper" />
        </plugin>

    </plugins>

</configuration>

applicationContext.xml代码区

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>

    <plugins>
        <!-- 分页助手 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <property name="dialect" value="mysql" />
            <!-- 该参数默认为false -->
            <!-- 设置为true时，使用RowBounds分页会进行count查询 -->
            <property name="rowBoundsWithCount" value="true" />
        </plugin>

        <!-- 通用mapper -->
        <plugin interceptor="com.github.abel533.mapperhelper.MapperInterceptor">
            <!--主键自增回写方法,默认值MYSQL,详细说明请看文档 -->
            <property name="IDENTITY" value="MYSQL" />
            <!--通用Mapper接口，多个通用接口用逗号隔开 -->
            <property name="mappers" value="com.github.abel533.mapper.Mapper" />
        </plugin>

    </plugins>

</configuration>

itcast-usermanage-servlet.xml代码区

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE configuration
  PUBLIC "-//mybatis.org//DTD Config 3.0//EN"
  "http://mybatis.org/dtd/mybatis-3-config.dtd">
<configuration>

    <plugins>
        <!-- 分页助手 -->
        <plugin interceptor="com.github.pagehelper.PageHelper">
            <property name="dialect" value="mysql" />
            <!-- 该参数默认为false -->
            <!-- 设置为true时，使用RowBounds分页会进行count查询 -->
            <property name="rowBoundsWithCount" value="true" />
        </plugin>

        <!-- 通用mapper -->
        <plugin interceptor="com.github.abel533.mapperhelper.MapperInterceptor">
            <!--主键自增回写方法,默认值MYSQL,详细说明请看文档 -->
            <property name="IDENTITY" value="MYSQL" />
            <!--通用Mapper接口，多个通用接口用逗号隔开 -->
            <property name="mappers" value="com.github.abel533.mapper.Mapper" />
        </plugin>

    </plugins>

</configuration>

web.xml文件

<?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_2_5.xsd" id="WebApp_ID" version="2.5">
    <display-name>itcast-usermanage</display-name>

    <context-param>
        <param-name>contextConfigLocation</param-name>
        <param-value>classpath:spring/applicationContext*.xml</param-value>
    </context-param>

    <!--Spring的ApplicationContext 载入 -->
    <listener>
        <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
    </listener>

    <!-- 编码过滤器，以UTF8编码 -->
    <filter>
        <filter-name>encodingFilter</filter-name>
        <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class>
        <init-param>
            <param-name>encoding</param-name>
            <param-value>UTF8</param-value>
        </init-param>
    </filter>
    <filter-mapping>
        <filter-name>encodingFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 解决PUT请求无法提交表单数据的问题 -->
    <filter>
        <filter-name>HttpMethodFilter</filter-name>
        <filter-class>org.springframework.web.filter.HttpPutFormContentFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>HttpMethodFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 
        将POST请求转化为DELETE或者是PUT
        要用_method指定真正的请求方法
     -->
    <filter>
        <filter-name>HiddenHttpMethodFilter</filter-name>
        <filter-class>org.springframework.web.filter.HiddenHttpMethodFilter</filter-class>
    </filter>
    <filter-mapping>
        <filter-name>HiddenHttpMethodFilter</filter-name>
        <url-pattern>/*</url-pattern>
    </filter-mapping>

    <!-- 配置SpringMVC框架入口 -->
    <servlet>
        <servlet-name>itcast-usermanage</servlet-name>
        <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
        <init-param>
            <param-name>contextConfigLocation</param-name>
            <param-value>classpath:spring/itcast-usermanage-servlet.xml</param-value>
        </init-param>
         <load-on-startup>1</load-on-startup>
    </servlet>

    <servlet-mapping>
        <servlet-name>itcast-usermanage</servlet-name>
        <!-- 
            可行：/、*.xxx、/xxx/*
            不行：/*
         -->
        <url-pattern>/rest/*</url-pattern>
    </servlet-mapping>

    <welcome-file-list>
        <welcome-file>index.jsp</welcome-file>
    </welcome-file-list>
    <!-- ________________________________ -->
    <context-param>

        <param-name>spring.profiles.active</param-name> 
        <param-value>dev</param-value> 
    </context-param> 
    <context-param> 
        <param-name>spring.profiles.default</param-name> 
        <param-value>dev</param-value> 
    </context-param>
    <context-param> 
        <param-name>spring.liveBeansView.mbeanDomain</param-name> 
        <param-value>dev</param-value> 
    </context-param>
    <!-- ________________________________ -->
</web-app>

还有的就是，我的tomcat默认是localhost:8080
运行tomcat报错图片
图片说明

求大佬帮我看看那里出了问题，找了一天了。还是没找到那里有问题！！
一直是400错误！

users.jsp代码

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>会员管理系统</title>
<link rel="stylesheet" type="text/css" href="/js/jquery-easyui-1.4/themes/default/easyui.css" />
<link rel="stylesheet" type="text/css" href="/js/jquery-easyui-1.4/themes/icon.css" />
<script type="text/javascript" src="/js/jquery-easyui-1.4/jquery.min.js"></script>
<script type="text/javascript" src="/js/jquery-easyui-1.4/jquery.easyui.min.js"></script>
<script type="text/javascript" src="/js/jquery-easyui-1.4/locale/easyui-lang-zh_CN.js"></script>
<script type="text/javascript" src="/js/common.js"></script>
</head>
<body>
    <div>
    <table class="easyui-datagrid" id="userList" title="会员列表" 
           data-options="singleSelect:false,collapsible:true,pagination:true,url:'/user/list',method:'post',pageSize:5,toolbar:toolbar,pageList:[2,5,10]">
        <thead>
            <tr>
                <th data-options="field:'ck',checkbox:true"></th>
                <th data-options="field:'id',width:60">ID</th>
                <th data-options="field:'userName',width:200">用户名</th>
                <th data-options="field:'name',width:100">姓名</th>
                <th data-options="field:'age',width:100">年龄</th>
                <th data-options="field:'sex',width:80,align:'right',formatter:formatSet">性别</th>
                <th data-options="field:'birthday',width:80,align:'right',formatter:formatBirthday">出生日期</th>
                <th data-options="field:'created',width:130,align:'center',formatter:formatDate">创建日期</th>
                <th data-options="field:'updated',width:130,align:'center',formatter:formatDate">更新日期</th>
            </tr>
        </thead>
    </table>
    </div>
<div id="userAdd" class="easyui-window" title="新增会员" data-options="modal:true,closed:true,iconCls:'icon-save',href:'/user/page/add'" style="width:800px;height:600px;padding:10px;">
        The window content.
</div>
<script type="text/javascript">
function formatDate(val,row){
    var now = new Date(val);
    return now.format("yyyy-MM-dd hh:mm:ss");
}
function formatBirthday(val,row){
    var now = new Date(val);
    return now.format("yyyy-MM-dd");
}
function formatSet(val,row){
    if(val == 1){
        return "男";
    }else if(val == 2){
        return "女";
    }else{
        return "未知";
    }
}
function getSelectionsIds(){
    var userList = $("#userList");
    var sels = userList.datagrid("getSelections");
    var ids = [];
    for(var i in sels){
        ids.push(sels[i].id);
    }
    ids = ids.join(",");
    return ids;
}
var toolbar = [{
    text:'新增',
    iconCls:'icon-add',
    handler:function(){
        $('#userAdd').window('open');
    }
},{
    text:'编辑',
    iconCls:'icon-edit',
    handler:function(){
        $.messager.alert('提示','该功能由学员自己实现!');
    }
},{
    text:'删除',
    iconCls:'icon-cancel',
    handler:function(){
        var ids = getSelectionsIds();
        if(ids.length == 0){
            $.messager.alert('提示','未选中用户!');
            return ;
        }
        $.messager.confirm('确认','确定删除ID为 '+ids+' 的会员吗？',function(r){
            if (r){
                $.post("/user/delete",{'ids':ids}, function(data){
                    if(data.status == 200){
                        $.messager.alert('提示','删除会员成功!',undefined,function(){
                            $("#userList").datagrid("reload");
                        });
                    }
                });
            }
        });
    }
},'-',{
    text:'导出',
    iconCls:'icon-remove',
    handler:function(){
        var optins = $("#userList").datagrid("getPager").data("pagination").options;
        var page = optins.pageNumber;
        var rows = optins.pageSize;
        $("<form>").attr({
            "action":"/user/export/excel",
            "method":"POST"
        }).append("<input type='text' name='page' value='"+page+"'/>")
        .append("<input type='text' name='rows' value='"+rows+"'/>").submit();
    }
}];
</script>
</body>
</html>

图片说明

  • 写回答

1条回答

  • tkzc_shark 2019-09-12 14:54
    关注
    <url-pattern>/rest/*</url-pattern>
改为
<url-pattern>/</url-pattern>
    本回答被题主选为最佳回答 , 对您是否有帮助呢?
    评论

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