I want to implement integrating 2 salesforce orgs.I followed below Q&A from stackexchange.I have written apex class also.I am not sure how to call this rest apex class.Do i need to add any custom button for this.
http://salesforce.stackexchange.com/questions/25021/how-can-i-integrate-one-sfdc-org-to-another-sfdc-using-rest-api][1]https://salesforce.stackexchange.com/questions/25021/how-can-i-integrate-one-sfdc-org-to-another-sfdc-using-rest-api][1]