mirror of https://github.com/usbharu/Hideout.git
feat: デフォルトのリトライポリシーを修正
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20d6cf3c32
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@ -1,3 +1,19 @@
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/*
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* Copyright (C) 2024 usbharu
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dev.usbharu.owl.broker.service
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import dev.usbharu.owl.common.property.*
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@ -6,6 +6,6 @@ import kotlin.math.roundToLong
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class ExponentialRetryPolicy(private val firstRetrySeconds: Int = 30) : RetryPolicy {
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override fun nextRetry(now: Instant, attempt: Int): Instant =
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now.plusSeconds(firstRetrySeconds.toDouble().pow(attempt + 1.0).roundToLong())
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now.plusSeconds(firstRetrySeconds.times((2.0).pow(attempt).roundToLong()))
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}
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@ -0,0 +1,36 @@
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/*
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* Copyright (C) 2024 usbharu
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dev.usbharu.owl.common.retry
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import org.junit.jupiter.api.Assertions.assertEquals
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import org.junit.jupiter.api.Test
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import java.time.Instant
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class ExponentialRetryPolicyTest {
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@Test
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fun exponential0() {
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val nextRetry = ExponentialRetryPolicy().nextRetry(Instant.ofEpochSecond(300), 0)
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assertEquals(Instant.ofEpochSecond(330), nextRetry)
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}
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@Test
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fun exponential1() {
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val nextRetry = ExponentialRetryPolicy().nextRetry(Instant.ofEpochSecond(300), 1)
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assertEquals(Instant.ofEpochSecond(360), nextRetry)
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}
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}
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