java解析json字符串乱码_SpringMVC的返回字符串(JSON)乱码问题，以及Date类型字段转换为json时的问题...

拼搏现实的明天。 2022-11-09 01:29 27阅读 0赞

web.xml:

xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app\_2\_5.xsd"

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">

extjs4

contextConfigLocation

classpath:beans.xml

org.springframework.web.context.ContextLoaderListener

CharacterEncodingFilter

org.springframework.web.filter.CharacterEncodingFilter

encoding

utf-8

CharacterEncodingFilter

/\*

springmvc

org.springframework.web.servlet.DispatcherServlet

springmvc

\*.do

springmvc-servlet.xml:

xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"

xmlns:aop="http://www.springframework.org/schema/aop" xmlns:tx="http://www.springframework.org/schema/tx"

xsi:schemaLocation="http://www.springframework.org/schema/beans

http://www.springframework.org/schema/beans/spring-beans.xsd

http://www.springframework.org/schema/context

http://www.springframework.org/schema/context/spring-context.xsd

http://www.springframework.org/schema/aop

http://www.springframework.org/schema/aop/spring-aop.xsd

http://www.springframework.org/schema/tx

http://www.springframework.org/schema/tx/spring-tx.xsd ">

text/plain;charset=utf-8

application/json

UserController.java:

import java.util.Date;

import java.util.List;

import javax.annotation.Resource;

import net.sf.json.JSONArray;

import net.sf.json.JsonConfig;

import net.sf.json.processors.JsonDateValueProcessor;

import org.springframework.stereotype.Controller;

import org.springframework.web.bind.annotation.RequestBody;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RequestMethod;

import org.springframework.web.bind.annotation.ResponseBody;

import com.iduanyingjie.extjs4.domain.User;

import com.iduanyingjie.extjs4.service.IUserService;

@RequestMapping(value = "/UserController/")

public class UserController \{

@Resource(name = "userService")

private IUserService userService;

@RequestMapping(value = "getUserList.do", produces = "text/plain;charset=UTF-8", method = \{RequestMethod.GET, RequestMethod.POST \})

@ResponseBody

public String getUserList() \{

System.out.println("UserController/getUserList");

List userList = userService.findAll();

JsonConfig jsonConfig = new JsonConfig();

jsonConfig.registerJsonValueProcessor(Date.class, new JsonDateValueProcessor());

return "\{\\"total\\":"

\+ userList.size()

\+ ", \\"rows\\":"

\+ JSONArray.fromObject(userList, jsonConfig).toString() + "\}";

@RequestMapping(value = "save.do", method = \{ RequestMethod.GET, RequestMethod.POST \})

@ResponseBody

public void save(@RequestBody User user) \{

System.out.println(user);

JsonDateValueProcessor.java

package net.sf.json.processors;

import java.text.SimpleDateFormat;

import java.util.Date;

import java.util.Locale;

import net.sf.json.JsonConfig;

public class JsonDateValueProcessor implements JsonValueProcessor \{

private String datePattern = "yyyy-MM-dd";

private SimpleDateFormat sdf = new SimpleDateFormat(datePattern, Locale.UK);

public JsonDateValueProcessor() \{

super();

public JsonDateValueProcessor(String format) \{

super();

this.datePattern = format;

@Override

public Object processArrayValue(Object value, JsonConfig jsonConfig) \{

return process(value);

@Override

public Object processObjectValue(String key, Object value, JsonConfig jsonConfig) \{

return process(value);

private Object process(Object value) \{

try \{

if (value instanceof Date) \{

return sdf.format((Date) value);

return value == null ? "" : value.toString();

\} catch (Exception e) \{

return "";

public String getDatePattern() \{

return datePattern;

public void setDatePattern(String pDatePattern) \{

datePattern = pDatePattern;

java解析json字符串乱码_SpringMVC的返回字符串(JSON)乱码问题，以及Date类型字段转换为json时的问题...

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