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Add flexibility to zone preference in load balancing (#1174)

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This commit is contained in:
Benoit Kessler
2022-12-13 02:03:18 +11:00
committed by Olga Maciaszek-Sharma
parent 987704784f
commit c13c8bbb5b
1 changed files with 15 additions and 0 deletions
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15
spring-cloud-loadbalancer/src/main/java/org/springframework/cloud/loadbalancer/core/ServiceInstanceListSupplierBuilder.java
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@@ -198,6 +198,21 @@ public final class ServiceInstanceListSupplierBuilder {
return this;
}
/**
* Adds a {@link ZonePreferenceServiceInstanceListSupplier} to the
* {@link ServiceInstanceListSupplier} hierarchy.
* @param zoneName desired zone for zone preference
* @return the {@link ServiceInstanceListSupplierBuilder} object
*/
public ServiceInstanceListSupplierBuilder withZonePreference(String zoneName) {
DelegateCreator creator = (context, delegate) -> {
LoadBalancerZoneConfig zoneConfig = new LoadBalancerZoneConfig(zoneName);
return new ZonePreferenceServiceInstanceListSupplier(delegate, zoneConfig);
};
this.creators.add(creator);
return this;
}
/**
* Adds a {@link RequestBasedStickySessionServiceInstanceListSupplier} to the
* {@link ServiceInstanceListSupplier} hierarchy.