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After dragging this unit into the Flow canvas, double-click it to access its configuration options. The following table describes the configuration options of this unit:
Tab | Field | Description | |
|---|---|---|---|
General | Name | Enter a name for the unit. It must start with a letter, and cannot contain spaces. Only letters, numbers, and underscores are allowed. | |
Description | Enter a description detailing the scope of the unit. | ||
Fields | Click the plus icon to add fields containing lists. You can collapse and expand the fields using the You can also reorder the fields using drag and drop. | ||
Name | Enter the name of the field in the input event containing a list. | ||
Array | Whether collection type is Array (true) or Collection (false). | ||
Component type | Class of collection/array items. Enter a java class qualified name. | ||
Input ports
Port | Description |
|---|---|
in | All events enter through this port. They must contain fields specified in settings, and comply with the specified type. |
Output ports
Port | Description |
|---|---|
init | Signal stream that indicates the start of a list. |
out | Outputs the events containing the same fields as input events, but with single values instead of lists. |
end | Signal stream that indicates the end of a list. |
malformed | Outputs input events that don't have the specified fields or type. |