public Variable withDataSource(String dataSource) {
        setDataSource(dataSource);
        return this;
    }
<p>
The data source of the variable.
</p>

@param dataSource
       The data source of the variable.
@return Returns a reference to this object so that method calls can be chained together.
@see DataSource
aws-java-sdk-frauddetector/src/main/java/com/amazonaws/services/frauddetector/model/Variable.java