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Improve runtime compatibility with kotlin 1.5.31 #7343

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merged 2 commits into from Jun 21, 2022
Merged

Improve runtime compatibility with kotlin 1.5.31 #7343

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d2eefa7
Revert "Remove usage of toDuration() (#7329)"
staktrace Jun 20, 2022
e515439
Make jvm functions compatible with kotlin 1.5 runtime
staktrace Jun 20, 2022
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16 changes: 10 additions & 6 deletions okhttp/src/jvmMain/kotlin/okhttp3/CacheControl.kt
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Expand Up @@ -25,9 +25,6 @@ import okhttp3.internal.commonClampToInt
import okhttp3.internal.commonForceCache
import okhttp3.internal.commonForceNetwork
import okhttp3.internal.commonImmutable
import okhttp3.internal.commonMaxAge
import okhttp3.internal.commonMaxStale
import okhttp3.internal.commonMinFresh
import okhttp3.internal.commonNoCache
import okhttp3.internal.commonNoStore
import okhttp3.internal.commonNoTransform
Expand Down Expand Up @@ -153,11 +150,18 @@ actual class CacheControl internal actual constructor(

actual fun immutable() = commonImmutable()

actual fun maxAge(maxAge: Int, timeUnit: DurationUnit) = commonMaxAge(maxAge, timeUnit)
// We are compiling with kotlin 1.6 but need to run with older versions at runtime. For
// maximum compat we therefore need to handle both the case where DurationUnit is typealiased
// to TimeUnit (as it was pre-1.6) and where it is a distinct wrapper enum (in 1.6). We also
// can't use durationUnit.toTimeUnit() because that doesn't exist in the typealiased case.
// This function should work in either case.
internal fun toJavaTimeUnit(durationUnit: DurationUnit) = TimeUnit.valueOf(durationUnit.name)
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This doesn't look to bad, a lookup in a Hashmap, from a constant name (at least on JVM).

https://github.com/frohoff/jdk8u-dev-jdk/blob/da0da73ab82ed714dc5be94acd2f0d00fbdfe2e9/src/share/classes/java/lang/Class.java#L3339


actual fun maxStale(maxStale: Int, timeUnit: DurationUnit) = commonMaxStale(maxStale, timeUnit)
actual fun maxAge(maxAge: Int, timeUnit: DurationUnit) = maxAge(maxAge, toJavaTimeUnit(timeUnit))

actual fun minFresh(minFresh: Int, timeUnit: DurationUnit) = commonMinFresh(minFresh, timeUnit)
actual fun maxStale(maxStale: Int, timeUnit: DurationUnit) = maxStale(maxStale, toJavaTimeUnit(timeUnit))

actual fun minFresh(minFresh: Int, timeUnit: DurationUnit) = minFresh(minFresh, toJavaTimeUnit(timeUnit))

/**
* Sets the maximum age of a cached response. If the cache response's age exceeds [maxAge], it
Expand Down