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also constrain to lower bound

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Athou
2025-02-12 18:04:56 +01:00
parent f330349397
commit c3782bd7d2
1 changed files with 6 additions and 6 deletions
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12
commafeed-server/src/main/java/com/commafeed/backend/feed/FeedRefreshIntervalCalculator.java
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@@ -33,7 +33,7 @@ public class FeedRefreshIntervalCalculator {
public Instant onFetchSuccess(Instant publishedDate, Long averageEntryInterval, Duration validFor) { public Instant onFetchSuccess(Instant publishedDate, Long averageEntryInterval, Duration validFor) {
Instant instant = empirical ? computeEmpiricalRefreshInterval(publishedDate, averageEntryInterval) Instant instant = empirical ? computeEmpiricalRefreshInterval(publishedDate, averageEntryInterval)
: instantSource.instant().plus(interval); : instantSource.instant().plus(interval);
return limitToMaxInterval(ObjectUtils.max(instant, instantSource.instant().plus(validFor))); return constrainToBounds(ObjectUtils.max(instant, instantSource.instant().plus(validFor)));
} }
public Instant onFeedNotModified(Instant publishedDate, Long averageEntryInterval) { public Instant onFeedNotModified(Instant publishedDate, Long averageEntryInterval) {
@@ -41,16 +41,16 @@ public class FeedRefreshIntervalCalculator {
} }
public Instant onTooManyRequests(Instant retryAfter, int errorCount) { public Instant onTooManyRequests(Instant retryAfter, int errorCount) {
return limitToMaxInterval(ObjectUtils.max(retryAfter, onFetchError(errorCount))); return constrainToBounds(ObjectUtils.max(retryAfter, onFetchError(errorCount)));
} }
public Instant onFetchError(int errorCount) { public Instant onFetchError(int errorCount) {
if (errorCount < errorHandling.retriesBeforeBackoff()) { if (errorCount < errorHandling.retriesBeforeBackoff()) {
return limitToMaxInterval(instantSource.instant().plus(interval)); return constrainToBounds(instantSource.instant().plus(interval));
} }
Duration retryInterval = errorHandling.backoffInterval().multipliedBy(errorCount - errorHandling.retriesBeforeBackoff() + 1L); Duration retryInterval = errorHandling.backoffInterval().multipliedBy(errorCount - errorHandling.retriesBeforeBackoff() + 1L);
return limitToMaxInterval(instantSource.instant().plus(retryInterval)); return constrainToBounds(instantSource.instant().plus(retryInterval));
} }
private Instant computeEmpiricalRefreshInterval(Instant publishedDate, Long averageEntryInterval) { private Instant computeEmpiricalRefreshInterval(Instant publishedDate, Long averageEntryInterval) {
@@ -78,7 +78,7 @@ public class FeedRefreshIntervalCalculator {
} }
} }
private Instant limitToMaxInterval(Instant instant) { private Instant constrainToBounds(Instant instant) {
return ObjectUtils.min(instant, instantSource.instant().plus(maxInterval)); return ObjectUtils.max(ObjectUtils.min(instant, instantSource.instant().plus(maxInterval)), instantSource.instant().plus(interval));
} }
} }