Too long same methods chain
Reports long Reactive Streams transformation chains.
Each operator method call, such as map() or filter(), creates some objects for those operators. Calling a long chain of operators on each subscription, for each stream element, may cause performance overhead. To avoid it, combine a long chain of calls into one operator call wherever possible.
Example:
After the quick-fix is applied:
Locating this inspection
- By ID
Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.
ReactiveStreamsTooLongSameOperatorsChain- Via Settings dialog
Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.
New in 2019.3
Inspection options
Here you can find the description of settings available for the Too long same methods chain inspection, and the reference of their default values.
- The longest allowed same methods chain length
Default value:
2
Suppressing Inspection
You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:
More detailed instructions as well as other ways and options that you have can be found in the product documentation:
Inspection Details | |
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By default bundled with: |