public String getRoleArn() {
        return this.roleArn;
    }
<p>
The ARN of the IAM role that Amazon Forecast can assume to access the KMS key.
</p>
<p>
Passing a role across Amazon Web Services accounts is not allowed. If you pass a role that isn't in your account,
you get an <code>InvalidInputException</code> error.
</p>

@return The ARN of the IAM role that Amazon Forecast can assume to access the KMS key.</p>
        <p>
        Passing a role across Amazon Web Services accounts is not allowed. If you pass a role that isn't in your
        account, you get an <code>InvalidInputException</code> error.
aws-java-sdk-forecast/src/main/java/com/amazonaws/services/forecast/model/EncryptionConfig.java