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nacos watch enhance

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This commit is contained in:
yuhuangbin 2020-09-09 19:18:45 +08:00
parent cd8464d4a0
commit bd2cd3f394
1 changed files with 7 additions and 6 deletions
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13
spring-cloud-alibaba-starters/spring-cloud-starter-alibaba-nacos-discovery/src/main/java/com/alibaba/cloud/nacos/discovery/NacosWatch.java
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@ -19,7 +19,7 @@ package com.alibaba.cloud.nacos.discovery;
import java.util.Arrays;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.Optional;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.atomic.AtomicBoolean;
@ -41,6 +41,7 @@ import org.springframework.context.SmartLifecycle;
/**
* @author xiaojing
* @author yuhuangbin
*/
public class NacosWatch implements ApplicationEventPublisherAware, SmartLifecycle {
@ -88,13 +89,13 @@ public class NacosWatch implements ApplicationEventPublisherAware, SmartLifecycl
if (event instanceof NamingEvent) {
List<Instance> instances = ((NamingEvent) event)
.getInstances();
Instance currentInstance = selectCurrentInstance(
Optional<Instance> instanceOptional = selectCurrentInstance(
instances);
if (Objects.nonNull(currentInstance)) {
instanceOptional.ifPresent(currentInstance -> {
resetIfNeeded(currentInstance);
publisher.publishEvent(
new HeartbeatEvent(this, currentInstance));
}
});
}
}
});
@ -121,11 +122,11 @@ public class NacosWatch implements ApplicationEventPublisherAware, SmartLifecycl
}
}
private Instance selectCurrentInstance(List<Instance> instances) {
private Optional<Instance> selectCurrentInstance(List<Instance> instances) {
return instances.stream()
.filter(instance -> properties.getIp().equals(instance.getIp())
&& properties.getPort() == instance.getPort())
.findFirst().orElse(null);
.findFirst();
}
@Override