public String getPipelineExecutionId() {
        return this.pipelineExecutionId;
    }
<p>
The unique system-generated ID of the pipeline execution that was stopped.
</p>

@return The unique system-generated ID of the pipeline execution that was stopped.
aws-java-sdk-codepipeline/src/main/java/com/amazonaws/services/codepipeline/model/StopPipelineExecutionResult.java