ArcGIS GeoEvent Server 11.2 offers incremental improvements in usability and stability. We’re also excited to announce that several add-on connectors have been enhanced and are ready for use in GeoEvent Server 11.2 and prior. Let’s explore these changes in more detail.
First, GeoEvent Server 11.2 includes a new method for manually creating GeoEvent Definitions as a part of the configuration for an input connector. It is now possible to create and manually define a new GeoEvent Definition as part of an input connector without needing to navigate to a separate site settings page and lose any configured settings for the new input connector.
When an input connector is configured to have GeoEvent Server create its own GeoEvent Definition, GeoEvent Server interrogates the schema of inbound data to define its GeoEvent Definition; its blueprint for keeping track of the attribute fields and data types. While this hands-off approach is useful for quickly creating a definition that you can trust GeoEvent Server understands, it is important to note that a definition created this way is ephemeral. These types of definitions, commonly referred to as “managed GeoEvent Definitions”, are erased when GeoEvent Server is restarted. When this happens, what were once operational GeoEvent Services can enter an error state due to missing definitions on restart. It is a best practice to avoid using managed GeoEvent Definitions if you expect to stop GeoEvent Server or its underlying machine for any reason.
You can avoid using managed GeoEvent Definitions by creating your own GeoEvent Definition. This can be done one of two ways. The first method is to create a copy of a managed GeoEvent Definition so that its owner is your user account and is no longer ephemeral. The second method is to manually create your own GeoEvent Definition from scratch. While the latter approach has always been possible from the site settings page in GeoEvent Manager, GeoEvent Server 11.2 now provides the same interface for defining a GeoEvent Definition from scratch when configuring an input connector.
We’re also excited to share that GeoEvent Server 11.2 now keeps track of which input and output connectors are using a GeoEvent Definition. This information is available when viewing a GeoEvent Definition from the site settings or service designer. With this change, you can now confirm how a GeoEvent Definition is being used before making any changes that could potentially break existing workflows.
This improvement also extends to new warning messages that display when trying to delete a GeoEvent Definition that’s in use by an input or output connector. Avoid accidentally deleting important GeoEvent Definitions that are in use by your connectors. If a GeoEvent Definition is not being used by a connector, this new warning message will not display.
With the introduction of the Gallery Add-On Manager in ArcGIS GeoEvent Server 11.1, we’ll be sharing updates made to various add-ons since the last release as a new practice moving forward. The following add-ons have been updated since GeoEvent Server 11.1 and can be installed automatically from the Gallery Add On Manager in GeoEvent Manager, or installed manually once downloaded from the ArcGIS GeoEvent Server Gallery. Unless otherwise noted, the new versions of these add-ons are compatible with GeoEvent Server 11.2 and earlier.
As always, please don't hesitate to visit What's New in GeoEvent Server 11.2 for more information!
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