public DescribeResourceServerRequest withIdentifier(String identifier) {
        setIdentifier(identifier);
        return this;
    }
<p>
A unique resource server identifier for the resource server. The identifier can be an API friendly name like
<code>solar-system-data</code>. You can also set an API URL like
<code>https://solar-system-data-api.example.com</code> as your identifier.
</p>
<p>
Amazon Cognito represents scopes in the access token in the format
<code>$resource-server-identifier/$scope</code>. Longer scope-identifier strings increase the size of your access
tokens.
</p>

@param identifier
       A unique resource server identifier for the resource server. The identifier can be an API friendly name
       like <code>solar-system-data</code>. You can also set an API URL like
       <code>https://solar-system-data-api.example.com</code> as your identifier.</p>
       <p>
       Amazon Cognito represents scopes in the access token in the format
       <code>$resource-server-identifier/$scope</code>. Longer scope-identifier strings increase the size of your
       access tokens.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-cognitoidp/src/main/java/com/amazonaws/services/cognitoidp/model/DescribeResourceServerRequest.java