public QuickResponseFilterField withOperator(String operator) {
        setOperator(operator);
        return this;
    }
<p>
The operator to use for filtering.
</p>

@param operator
       The operator to use for filtering.
@return Returns a reference to this object so that method calls can be chained together.
@see QuickResponseFilterOperator
aws-java-sdk-connectwisdom/src/main/java/com/amazonaws/services/connectwisdom/model/QuickResponseFilterField.java