If not, the object binding component creates a new marshalling method to be added to the boundcomponent.
如果没有，对象绑定组件就创建新的编排方法，将它添加到绑定组件中。
2
Add your configured and value-boundcomponent to the current column, and end your column loop iteration by adding the completed column to the children of the DataTable.
Once the boundcomponent marshalling method has been found or generated, the object binding component just adds the code to call that boundcomponent method to the original method it was passed.