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Artifacts of CEP 4.0.0 is are not backward comparable as there were major changes in the CEP architecture has gone through a major change and hence . Therefore, they need to be rewetting rewritten and deployed manually. |
Preparing to upgrade
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Artifact Type in CEP 3.1.0 | Replaced in CEP 4.0.0 By | Note | Recommended Action |
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| Event Receiver | The | Identify the input event adapters and event builders used in combination in CEP 3.1.0, and redefine them as event receivers. For detailed instructions, see Configuring Event Receivers. |
| N/A | Redefine the event streams in CEP 4.0.0. For detailed instructions, see Understanding Event Streams. | |
| Event Publisher | The Event Publisher artifact in CEP 4.0.0 embeds both the Output Event Adapter and Event Formatter artifacts in CEP 3.1.0. | Identify the output event adapters and event formatters used in combination in CEP 3.1.0, and redefine them as event publishers. For detailed instructions, see Creating Configuring CEP to Create Alerts. |
| N/A | The Siddhi Query Language in CEP 4.0.0 is different to that in CEP 3.1.0. | Redefine the execution plans in CEP 4.0.0. For detailed instructions on defining execution plans, see Creating a Standalone Execution Plan and Creating a STORM Storm Based Distributed Execution Plan. For the modified Siddhi Query Language, see SiddhiQL Guide 3.0. |
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