js传递数组到后台

var array = ["1", "2"];
$.ajax({  
    type : 'POST',  
    url: path + '/check/testPost',  
    contentType : "application/json" ,
    data : JSON.stringify(array), 
    success : function(data) {  

    }  
}); 

@RequestMapping(value = "/testPost", method = {RequestMethod.POST})
public void testPost(@RequestBody String[] array) throws IOException {
    for (String string : array) {
        System.out.println(string);
    }
    return ;
}

var array = ["1", "2"];
$.ajax({  
    type : 'POST',  
    url: path + '/check/testPost',
    contentType: "application/x-www-form-urlencoded",
    data: {"array": array},
    success : function(data) {  
    }  
});  

@RequestMapping(value = "/testPost", method = {RequestMethod.POST})
public void testPost(HttpServletRequest req) throws IOException {
    String[] array = req.getParameterValues("array[]");
    for (String string : array) {
        System.out.println(string);
    }
    return ;
}