Loading
Browser as client for a Restful

Java Quick Notes

Refresh Your Java - Before Java Interview

We are Agile, believe in less Documentation - Only Quick notes (Java Interview Questions) of Java/J2ee Read more....


Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet
Not Included Yet

Go to SiteMap

Q)  Browser as client for a Restful


Ans)

Below is the Browser Client Example for above RestFul Service Example,

as we all know we have to use AJAX for this.

 

<script type="text/javascript" language="javascript">
   var http_request = false;
   function makePOSTRequest(method,url, parameters) {
      http_request = false;
      if(window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
               // Set type accordingly to anticipated content type.
            http_request.overrideMimeType('text/xml');
            // http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHttpRequest object);
         return false;
      }

      http_request.onreadystatechange = alertContents;
     // http_request.open(method, url, true);

     if(method=='GET'){
                 http_request.open(method, url+parameters, true);
                 http_request.setRequestHeader("Content-type", "text/xml");
                 http_request.setRequestHeader("Content-length", parameters.length);
                 http_request.setRequestHeader("Connection", "close");
                 http_request.send(null);
         }
     if(method=='POST')  {
                 http_request.open(method, url, true);
                 http_request.setRequestHeader("Content-type", "text/xml");
                 http_request.setRequestHeader("Content-length", parameters.length);
                 http_request.setRequestHeader("Connection", "close");
                 http_request.send(parameters);
         }
     if(method=='PUT')  {
                 http_request.open(method, url, true);
                 http_request.setRequestHeader("Content-type", "text/xml");
                 http_request.setRequestHeader("Content-length", parameters.length);
                 http_request.setRequestHeader("Connection", "close");
                 http_request.send(parameters);
         }
     if(method=='DELETE')  {
                 http_request.open(method, url+parameters, true);
                 http_request.setRequestHeader("Content-type", "text/xml");
                 http_request.setRequestHeader("Content-length", parameters.length);
                 http_request.setRequestHeader("Connection", "close");
                 http_request.send(null);
         }
}
function alertContents() {
   if (http_request.readyState == 4) {
      if (http_request.status == 200) {
        alert('Response received from server:\n'+http_request.responseText);
        result = http_request.responseText;
   // Turn < and > into &lt; and &gt; for displaying on the page.
        result = result.replace(/\<([^!])/g, '&lt;$1');
        result = result.replace(/([^-])\>/g, '$1&gt;');
       document.getElementById('serverresponse').innerHTML = result;
    } else {
      alert('There was a problem with the request.'
                    +http_request.responseText +' '+http_request.status);
      document.getElementById('serverresponse').innerHTML = http_request.responseText;
      }
   }
}
  
   function postTheForm() {
      var poststr = document.myform.xmldata.value ;
      alert('Sending XML to server:\n'+poststr);
      makePOSTRequest('POST',document.myform.endpointURL.value , poststr);
   }
  
   function getTheForm() {
      var getStr = encodeURI(document.myform.xmldata.value) ;
      alert('Sending XML to server:\n'+getStr);
      makePOSTRequest('GET',document.myform.endpointURL.value , getStr);
   }
  
   function putTheForm() {
      var poststr = document.myform.xmldata.value ;
      alert('Sending XML to server:\n'+poststr);
      makePOSTRequest('PUT',document.myform.endpointURL.value , poststr);
   }
  
   function deleteTheForm() {
      var getStr = encodeURI(document.myform.xmldata.value) ;
      alert('Sending XML to server:\n'+getStr);
      makePOSTRequest('DELETE',document.myform.endpointURL.value , getStr);
   }
</script>



Back to top

------------------------- We hope you got necessary Info On -----------------------------------------

Browser as client for a Restful


Browser as client for a Restful

-------------------------------------------------------------------------------------------------------



Face Book
Request for a Mock Interview/Training

Get a PDF

Face Book
Same look (Read) on any device, this is Ads free