public CodeGenEdge withSource(String source) {
        setSource(source);
        return this;
    }
<p>
The ID of the node at which the edge starts.
</p>

@param source
       The ID of the node at which the edge starts.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-glue/src/main/java/com/amazonaws/services/glue/model/CodeGenEdge.java