string JSONstr='';
   List<HCPRequest> conWrapList = new List<HCPRequest>();
   HCPRequest tempcontactWrapper = new HCPRequest();
   tempcontactWrapper.fname='Abhey';
   tempcontactWrapper.lname='Singh';
   tempcontactWrapper.countryCode='AUS';
   tempcontactWrapper.hcpEmail=contact.Email;
    conWrapList.add(tempcontactWrapper);

    JSONstr = JSON.serializePretty(conWrapList);
    System.debug('n******'+JSONstr +'n******');

    String clientId = 'xy';
    String clientSecret = 'x';

    //We can also store our username password in custom setting.
    String username='x';//salesforce username
    String password='x';//password+securitytoken
    // Generating the Access Token
    HttpRequest req = new HttpRequest();
    req.setMethod('POST');
    req.setEndpoint('https://test.salesforce.com/services/oauth2/token');// this is the OAuth endpoint where this request will be hit
    req.setBody('grant_type=password&client_id='+clientId+'&client_secret='+clientSecret+'&username='+username+'&password='+password);

    Http http = new Http();
    HTTPResponse res = http.send(req);
    String str = res.getBody();
    wrapObj = (Wrapper)Json.deserialize(str,Wrapper.class);
    accessToken = wrapObj.access_token;
    instanceUrl = wrapObj.instance_url;

    HttpRequest req1 = new HttpRequest();
    string response='';
    req1.setMethod('POST');
    //req.setEndpoint(wrapObj.instance_url+'/services/apexrest/Account/getAccountById?name=champaKAli');
    string EndPt = 'y';
    string email='test@test.com';
    req1.setEndpoint(EndPt);
    req1.setHeader('Authorization', 'OAuth '+wrapObj.access_token);
     req1.setHeader('Content-Type', 'application/json');
     //req1.setBody('{"request":{"lname" : "Singh","hcpZipCode" : null,"hcpState" : null,"hcpEmail" : "test@test.com","hcpCity" : null,"hcpAddLine1" : null,"fname" : "Abhey","countryCode" : "AUS"}}');
     req1.setBody('{"request":'+JSON.Serialize(conWrapList)+'}');
     //req.setBody('{"request": {"countryCode": "AUS","hcpEmail" : ""+email}}');

    //req.setTimeout(60000);



     //req.setHeader('Content-Length', '0');
    Http http1 = new Http();
    HTTPResponse res1 = http1.send(req1);

    System.debug('***Response***** ' + res1.getBody());
    if(res1.getBody()!=null)
    {
        response=res1.getBody();
        HCPResponse saj=(HCPResponse)JSON.deserialize(response,HCPResponse.class);
      System.debug('***Response came full***** ' + saj);
       System.debug('***Response came***** ' + saj.accList);

       for(HCPResponseDetail s :saj.accList)
       {
       System.debug('***Response email***** ' + s.hcpEmail);
       System.debug('***Response add2***** ' + s.hcpAddrLine2);
       contact.Address1_Line2__c=s.hcpAddrLine2;
       }


    //return response;
    //string methodcall=methodGet(JSONstr);


        return Page.opptyStep2CustomReg;
    }