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From Christopher Schultz <ch...@christopherschultz.net>
Subject Re: [eX-Bulk]: Error while sending ajax post request to my tomcat web app
Date Wed, 25 Apr 2018 21:18:14 GMT
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Zahi,

On 4/25/18 8:38 AM, Zahi Fail wrote:
> It seem to be a CROS issue, thanks for your advice. Although, after
> i reconfigured my tomcat service.xml, i still get the some message
> as above.
> 
> any advices of how to change my JQuery request?

What CORS headers are being returned by the initial request to the
page which includes this javascript?

I hate to ask this, but if you don't understand CORS, why are you
using it?

- -chris

>> Hey,
>> 
>> seems u have a problem with CORS
>> 
>> https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS
>> 
>> cheers
>> 
>> -----Urspr√ľngliche Nachricht----- Von: Zahi Fail
>> [mailto:zahi.fail@gmail.com] Gesendet: Mittwoch, 25. April 2018
>> 12:53 An: Tomcat Users List <users@tomcat.apache.org> Betreff:
>> [eX-Bulk]: Error while sending ajax post request to my tomcat
>> web app
>> 
>> Hello,
>> 
>> I'm working with Tomcat 9.0.6 version as my servlet, I have
>> tested my web service with postman and it seems to work fine.
>> 
>> While i tried to send simple ajax that i have build and tested in
>> chrome, i got an error.
>> 
>> *the request is :*
>> 
>> function setAllTlcsStatus() { var tlc = [{"id":1, "code":2,
>> "time":"2009-02-15", "cycleSecond":22, "programNumber":1221,
>> "stageNumber":22, "moves":"22", "detectors":"fead"," 
>> conditions":"2ddsa"}; data.push(tlc); $.ajax({ type: 'POST', url:
>> "http://127.0.0.1:8080/userManagement/rest/Traffic/users2", 
>> dataType: 'json', contentType: 'application/json', data:
>> JSON.stringify(tlc), success: function( data, textStatus, jQxhr
>> ){ alert("good"); }, error: function( jqXhr, textStatus,
>> errorThrown ){ alert("Not good"); console.log( errorThrown ); } 
>> }); }
>> 
>> 
>> *and the error i got:  *
>> 
>> *Failed to load
>> http://127.0.0.1:8080/userManagement/rest/Traffic/users2 
>> <http://127.0.0.1:8080/userManagement/rest/Traffic/users2>:
>> Response to preflight request doesn't pass access control check:
>> No 'Access-Control-Allow-Origin' header is present on the
>> requested resource. Origin 'null' is therefore not allowed
>> access.*
>> 
> 
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