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  • SpringMVC @RequestBody接收Json对象字符串 demo

    springmvc 的这个 @RequestBody 用得比较少,今天看了一下,还是很方便.

     @RequestBody 接收类似 [{name: "test"}, {name: "张三"}] 这样的json字符串.

    先看页面:

    <!DOCTYPE html>
    <html>
    <head>
    <meta charset="UTF-8">
    <title>Insert title here</title>
    <script src="https://code.jquery.com/jquery-3.1.1.min.js"></script>
    <script type="text/javascript">  
         function test(){
                var saveDataAry=[];  
                var data1={"name":"test"};  
                var data2={"name":"张三"};  
                saveDataAry.push(data1);  
                saveDataAry.push(data2);         
                $.ajax({ 
                    type:"POST", 
                    url:"http://localhost/test/student", 
                    dataType:"json",      
                    contentType:"application/json",               
                    data:JSON.stringify(saveDataAry), 
                    success:function(data){ 
                       alert(data)                   
                    } 
                 }); 
          }
    </script>
    </head>
    <body>
        <input type="button" onclick="test()" value="测试">
    </body>
    </html>

    最后看后台代码:

    import java.util.List;
    
    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 org.springframework.web.bind.annotation.RestController;
    
    @RestController
    @RequestMapping("/test")
    public class TestController {
    
        @ResponseBody
        @RequestMapping(value="/student",method=RequestMethod.POST)
        public String student(@RequestBody List<Student> students ){
            for(Student s : students){
                System.out.println("学生姓名:"+s.getName());
            }
            return "ok";
        }
    }
    
    class Student{
        
        private String name;
    
        public String getName() {
            return name;
        }
    
        public void setName(String name) {
            this.name = name;
        }
        
        
    }

    小结一下,这样传参数就是json字符串化.

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  • 原文地址:https://www.cnblogs.com/huzi007/p/6215639.html
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