Use a Custom filter to reference a user-implemented filter. Note that the reference is to a class implementing the
Filter class is required if this is a global filter. After dragging the Custom filter from the palette and dropping it onto the canvas, double-click on the filter icon. A Pattern Property window shows up. There is only one attribute to configure for this filter and it is the
In this section, you will use three components: the HTTP Endpoint, the Echo component, and the Custom filter.