public String getIdempotencyToken() {
        return this.idempotencyToken;
    }
<p>
A unique, case sensitive identifier you provide to ensure the idempotency of the <code>RetryBuild</code> request.
The token is included in the <code>RetryBuild</code> request and is valid for five minutes. If you repeat the
<code>RetryBuild</code> request with the same token, but change a parameter, CodeBuild returns a parameter
mismatch error.
</p>

@return A unique, case sensitive identifier you provide to ensure the idempotency of the <code>RetryBuild</code>
        request. The token is included in the <code>RetryBuild</code> request and is valid for five minutes. If
        you repeat the <code>RetryBuild</code> request with the same token, but change a parameter, CodeBuild
        returns a parameter mismatch error.
aws-java-sdk-codebuild/src/main/java/com/amazonaws/services/codebuild/model/RetryBuildRequest.java