public String getEmailSubject() {
        return this.emailSubject;
    }
<p>
The subject line for email messages. EmailSubject is allowed only if <a href=
"https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_EmailConfigurationType.html#CognitoUserPools-Type-EmailConfigurationType-EmailSendingAccount"
>EmailSendingAccount</a> is DEVELOPER.
</p>

@return The subject line for email messages. EmailSubject is allowed only if <a href=
        "https://docs.aws.amazon.com/cognito-user-identity-pools/latest/APIReference/API_EmailConfigurationType.html#CognitoUserPools-Type-EmailConfigurationType-EmailSendingAccount"
        >EmailSendingAccount</a> is DEVELOPER.
aws-java-sdk-cognitoidp/src/main/java/com/amazonaws/services/cognitoidp/model/MessageTemplateType.java