WSO2 API Manager - How to customize API Manager using extension points

Here in this article i will discuss about common extensions available in API Manager and how we can use them.

• In API manager we have provided many extension points to extend functionalities based on custom requirements.
• Workflow
• JWT generation(http://wso2.com/library/articles/2014/12/customize-json-web-token-generation-with-wso2-api-manager-1.8.0/)
• Claim retrieve
• Adding new handlers
• Extension handlers
• Sequence support.
• Mediation extension(https://docs.wso2.com/display/AM160/Adding+a+Mediation+Extension)\
• How to pass 2 auth headers in same request(one for API Manager and one for backend).(http://sanjeewamalalgoda.blogspot.com/2014/11/how-to-use-custom-authentication-header.html)
• Enable mutual SSL for server to server communication. We can use this for API Manager gateway to key manager validation call.(http://sanjeewamalalgoda.blogspot.com/2014/11/how-to-enable-mutual-ssl-connection.html)