CODEWITHSUNDEEP
jqueryajaxjsonpostcsrf
VIVEK MISHRA
VIVEK MISHRA

Reputation: 419

JSON Stringify 400 Bad Request on AJAX POST

I am receiving 400 Bad Request for the AJAX Post method. I am using Spring Data Rest Services at Backend. Below is the code I am having on front end for JS

var url = "/udb/data/SecurityRoleGroup",
        groupData = {id:"",name:"",accesslevel:"",roles:[]};
        groupData.id = groupId.val();
        groupData.name = groupName.val();
        groupData.accesslevel = groupDescription.val();
        groupData.roles = multiselect_to.val();

        $.ajax(url, { type: 'POST',
            dataType: 'json',
            headers: {
                'X-CSRF-Token': _csrfGroup.val(),
                'Content-Type' : 'application/json'
            },
            data: JSON.stringify(groupData),
            contentType: 'application/json',
        })
        .done(function(results) {
            showMessage.html("Group details are saved successfully.");
            showMessage.removeClass().addClass("alert alert-success").show();
        })
        .fail( function(xhr, textStatus, errorThrown){
            showMessage.html("Error : Rolegroup AJAX request failed! Please try again.");
            showMessage.removeClass().addClass("alert alert-danger").show();
        });

Although I am serializing the JSON data. Still I am receiving the 400 Bad Request error. Can this error come if some code is breaking on backend or its issue with the request sent to the server?

JAVA Implementation

@RepositoryRestResource(collectionResourceRel = "SecurityRoleGroup", path = "SecurityRoleGroup")
public interface SecurityRoleGroupRepository extends PagingAndSortingRepository<SecurityRoleGroup, Long> {

}

Upvotes: 6

Views: 3009

Answers (2)

siva
siva

Reputation: 244

1.Why you need to send the data converting string you can sent the data as it is 2.you need not to put content type as application/json since you defined as json in data type 3.if you use post method here make sure you are handling the same in the server side

Upvotes: 0

venkat7668
venkat7668

Reputation: 2767

if you have spl characters in your data you need to encode the data before you send to server. Try this 

$.ajax(url, { type: 'POST',
                dataType: 'json',
                headers: {
                    'X-CSRF-Token': _csrfGroup.val(),
                    'Content-Type' : 'application/json'
                },
                data: encodeURI(JSON.stringify(groupData)),
                contentType: 'application/json',
            })

Upvotes: 6

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