simple wcf rest service example

8/9/2019 Simple WCF REST Service Example

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simple WCF REST Service example. Here are summarized steps.

(1) Run Visual Studio

() !e" #ro$ect % WCF % &WCF Service 'pplication

() *elete +Service1.cs and Service1.svc

(,) 'dd !e" +tem % &WCF Service item. !ame it SimpleRestService.svc.(-) Write WCF RESTul interace in +SimpleRestService.cs.

using System.Runtime.Serialization;

using System.ServiceModel;

using System.ServiceModel.Web;

namespace SimpleWcfRESTService

{

[Serviceontract!

public interface "SimpleRestService

{

[#perationontract!

[Web$et%&riTemplate'(Test()!

string *oTest%);

[#perationontract!

[Web$et%&riTemplate ' (ustomer+ame,{id-()! ,, &R" param is

alays string type

string $etustomer+ame%string id);

[#perationontract!

[Web$et%&riTemplate ' (ustomer,{id-(/ 0odyStyle '

WebMessage0odyStyle.0are)!

ustomer $etustomer%string id);

[#perationontract!

[Web"nvo1e%Met2od ' (3#ST(/ &riTemplate ' (ustomer(/

0odyStyle ' WebMessage0odyStyle.0are/

Re4uest5ormat ' WebMessage5ormat.6ml)!

,, *efault re4uest format is 6M7

,, S2ould set ontent8Type9 application,:ml in re4. 2eader

bool ddustomer%ustomer cust);

[#perationontract!

[Web"nvo1e%Met2od'(3&T(/ &riTemplate'(ustomer,{id-(/ 0odyStyle

' WebMessage0odyStyle.0are)!

bool &pdateustomer%string id/ ustomer cust);

[#perationontract!


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[Web"nvo1e%Met2od ' (*E7ETE(/ &riTemplate ' (ustomer,{id-()!

bool *eleteustomer%string id);

-

[*ataontract%+amespace'(()!

public class ustomer {

[*ataMember!

public int "d;

[*ataMember!

public string +ame;

[*ataMember!

public string ddress;

-

-

(/) Write WCF REST service class t0at implements t0e interace.


{

public class SimpleRestService 9 "SimpleRestService

{

public string *oTest%)

{

return (Testing SimpleRestService...(;

-

public string $etustomer+ame%string id)

{

ustomer c ' *03rocessor.$etustomer%id);

return c.+ame;

-

public ustomer $etustomer%string id)

{

return *03rocessor.$etustomer%id);

-

public bool ddustomer%ustomer cust)

{

return *03rocessor.ddustomer%cust);

-

public bool &pdateustomer%string id/ ustomer cust)

{


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return *03rocessor.&pdateustomer%id/ cust);

-

public bool *eleteustomer%string id)

{

return *03rocessor.*eleteustomer%id); -

-

-

For persist mec0anism t0e example uses a 0elper class or data2ase processin3. T0is

persist mec0anism is not t0e ocus o t0e example 0ere is an example or simple d2

processin3. 'ssume "e 0ave a *4Customer ta2le (0as +d!ame'ddress columns) in S56

and "e created 6+!5 to S56 .d2ml or t0e ta2le. For testin3 add a e" sample data.

using System.7in4;


{

public class *03rocessor

{

static *atalasses


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ddress ' cust.ddress

-;

db.*0ustomers."nsert#nSubmit%dbust);

db.Submit2anges%);

-

catc2 {

return false;

-

return true;

-

public static bool &pdateustomer%string id/ ustomer cust)

{

try

{

int cid ' int.3arse%id);

var dbust ' db.*0ustomers.Single#r*efault%p '= p."d ''

cid);

dbust.+ame ' cust.+ame;

dbust.ddress ' cust.ddress;

db.Submit2anges%);

-

catc2

{

return false;

-

return true;

-

public static bool *eleteustomer%string id)

{

try

{

int cid ' int.3arse%id);

var dbust ' db.*0ustomers.Single#r*efault%p '= p."d ''

cid); db.*0ustomers.*elete#nSubmit%dbust);

db.Submit2anges%);

-

catc2

{

return false;

-


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return true;

-

-

-

(7) 8pdate "e2.coni3 % use webHttpBinding or REST service and add REST ("e2Http)endpoint4e0avior.

?@:ml version'(88 To avoid disclosing metadata information/ set t2e value

belo to false and remove t2e metadata endpoint above before deployment

88=

?serviceMetadata 2ttp$etEnabled'(true(,=

?>88 To receive e:ception details in faults for debugging

purposes/ set t2e value belo to true. Set to false before deployment

to avoid disclosing e:ception information 88=

?service*ebug includeE:ception*etail"n5aults'(false(,=

?,be2avior=

?,service0e2aviors=


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?>88 "f REST be2avoir is not specified/ t2e folloing error

occurs9

T2e message it2 To

D2ttp9,,local2ost,SimpleRest,SimpleRestService.svc,testD cannot be

processed at t2e receiver/

due to an ddress5ilter mismatc2 at t2e Endpoint*ispatc2er.2ec1 t2at t2e sender and receiverDs Endpointddresses agree.88=

?endpoint0e2aviors=

?be2avior name'(REST(=

?ebCttp ,=

?,be2avior=

?,endpoint0e2aviors=

?,be2aviors=

?serviceCostingEnvironment multipleSite0indingsEnabled'(true( ,=

?,system.serviceModel=

?system.ebServer=

?modules runllManagedModules5orllRe4uests'(true(,=

?,system.ebServer=

?,configuration=

(9) ++S 0ostin3 % "e can create a ne" Site or t0e REST service. 4ut in t0is example "e add

a ne" We2 'pplication called SimpleRest under t0e *eault We2 Site (port 9:). So t0e REST

service can 2e accessed at 0ttp;


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(>) ?nce t0e REST service is pu2lis0ed to *eault We2 Site tr= a simple test 8R6 in "e2

2ro"ser.

0ttp;


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restart app pool t0e 8R6 a2ove s0ould 3ive !ame or customer id B 1.

(11) HTT# ET url can 2e tested in "e2 2ro"ser 2ut i "e "ant to send some data to REST

service via #?ST or #8T "e "rite REST clent pro3ram 'D' in 0tml or use utilit= tool suc0

as Fiddler. To "rite REST client pro3ram "e could use various '#+s suc0 as HttpClient

(REST Starter it) WCF We2C0annelFactor= HttpWe2ReGuest We2Client. 4ut 0ere lets

use Fiddler tool.
http://www.fiddler2.com/http://2.bp.blogspot.com/-KWquwZuSiSo/ULk2WRNhISI/AAAAAAAAAQs/eZXawMeiBQ4/s1600/app-pool-acct.pnghttp://www.fiddler2.com/


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+n order to test &'dd Customer in Fiddler 3o to Composer and select #?ST met0od and

t=pe url 0ttp;

deault order o *ataContract serialization


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11/12

(1) How to use JSON

+nstead o I6 as a reGuest input or response output "e can use simpler DS?! ormat.

*eault reGuest


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-

+n order to use DS?! rom Fiddler "e set Content%T=pe to application/jsonand put $son

ormat input in reGuest 2od= as seen 2elo". Response "ill 2e also DS?! ormat as "e set

ResponseFormat to Dson in We2+nvo@e attri2ute.
http://3.bp.blogspot.com/-aUFiaE9wMNk/ULvYiO7lYZI/AAAAAAAAATU/mbO5ko5rgTs/s1600/rest-json.png

simple wcf rest service example

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