public void setExecutionFilter(WorkflowExecutionFilter executionFilter) {
        this.executionFilter = executionFilter;
    }
<p>
If specified, only workflow executions matching the <code>WorkflowId</code> in the filter are counted.
</p>
<note>
<p>
<code>executionFilter</code>, <code>typeFilter</code> and <code>tagFilter</code> are mutually exclusive. You can
specify at most one of these in a request.
</p>
</note>

@param executionFilter
       If specified, only workflow executions matching the <code>WorkflowId</code> in the filter are counted.</p>
       <note>
       <p>
       <code>executionFilter</code>, <code>typeFilter</code> and <code>tagFilter</code> are mutually exclusive.
       You can specify at most one of these in a request.
       </p>
aws-java-sdk-simpleworkflow/src/main/java/com/amazonaws/services/simpleworkflow/model/CountOpenWorkflowExecutionsRequest.java