public SAMLOptionsInput withIdp(SAMLIdp idp) {
        setIdp(idp);
        return this;
    }
<p>
The SAML Identity Provider's information.
</p>

@param idp
       The SAML Identity Provider's information.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-opensearch/src/main/java/com/amazonaws/services/opensearch/model/SAMLOptionsInput.java