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jQuery - Ajax GET request with Java Spring MVC controller

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Created by:
Root-ssh
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In this article, we're going to have a look at how to make make AJAX GET request with jQuery.

Note: scroll to See also section to see other variants of AJAX requests.

1. jQuery AJAX GET request

In this section $.ajax method is used to make GET request.

// ONLINE-RUNNER:browser;

<!doctype html>
<html>
<head>
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.0.0/jquery.min.js"></script>  
</head>
<body>
<script>

    $(document).ready(function() {
      	$.ajax({
            type: 'GET',
            url: '/examples/echo',
            data: {
                text: 'hello'
            },
            success: function(text) {
                $(document.body).text('Response: ' + text);
            },
            error: function(jqXHR) {
                $(document.body).text('Error: ' + jqXHR.status);
            }
        });
    });

</script>
</body>
</html>

2. Spring MVC server site GET methods example

In this section simple Spring backend that handle GET method requests is presented.

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.*;

@Controller
public class EchoGetController {

    @RequestMapping(value = "/examples/echo", method = RequestMethod.GET)
    @ResponseBody
    public String makeGetEcho(@RequestParam("text") String text) {
        return text;
    }
}

See also

  1. JavaScript Ajax POST request with Java Spring MVC controller
  2. JavaScript - how to make ajax request?

References

  1. Ajax (programming) - Wikipedia
  2. XMLHttpRequest.prototype.send method - MDN Docs
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