Package io.openems.common.utils
Class ConfigUtils
- java.lang.Object
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- io.openems.common.utils.ConfigUtils
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public class ConfigUtils extends java.lang.Object
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Method Summary
All Methods Static Methods Concrete Methods Modifier and Type Method Description static java.lang.String
generateReferenceTargetFilter(java.lang.String pid, java.lang.String... ids)
Generates a target filter for a Declarative Service @Reference member.
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Method Detail
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generateReferenceTargetFilter
public static java.lang.String generateReferenceTargetFilter(java.lang.String pid, java.lang.String... ids)
Generates a target filter for a Declarative Service @Reference member.Usage:
generateReferenceTargetFilter(config.service_pid(), "Controllers", controllersIds);
Generates a 'target' filter on the 'Controllers' member so, that the the expected service to be injected needs to fulfill:
- the service must be enabled
- the service must not have the same PID as the calling component
- the service "id" must be one of the provided "ids"
- Parameters:
pid
- PID of the calling component (use 'config.service_pid()' or '(String)prop.get(Constants.SERVICE_PID)'; if null, PID filter is not added to the resulting target filterids
- Component IDs to be filtered for; for empty list, no ids are added to the target filter- Returns:
- the target filter
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