@java.lang.Override
    public int getExecutionHistoryLevelValue() {
      return executionHistoryLevel_;
    }
<pre>
Optional. Describes the execution history level to apply to this workflow.
</pre>

<code>
.google.cloud.workflows.v1.ExecutionHistoryLevel execution_history_level = 15 [(.google.api.field_behavior) = OPTIONAL];
</code>

@return The enum numeric value on the wire for executionHistoryLevel.
java-workflows/proto-google-cloud-workflows-v1/src/main/java/com/google/cloud/workflows/v1/Workflow.java