public String getAwsAccountId() {
        return this.awsAccountId;
    }
<p>
The identifier of the Amazon Web Services account in which an environment exists.
</p>

@return The identifier of the Amazon Web Services account in which an environment exists.
aws-java-sdk-datazoneexternal/src/main/java/com/amazonaws/services/datazone/model/EnvironmentSummary.java