public FieldValidationMessage withFieldName(String fieldName) {
        setFieldName(fieldName);
        return this;
    }
<p>
The field name.
</p>

@param fieldName
       The field name.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-frauddetector/src/main/java/com/amazonaws/services/frauddetector/model/FieldValidationMessage.java