public String getRevisionChangeId() {
        return this.revisionChangeId;
    }
<p>
The unique identifier of the change that set the state to this revision (for example, a deployment ID or
timestamp).
</p>

@return The unique identifier of the change that set the state to this revision (for example, a deployment ID or
        timestamp).
aws-java-sdk-codepipeline/src/main/java/com/amazonaws/services/codepipeline/model/RuleRevision.java