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Fix sample code for ReactorContext #2682

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Merged
merged 2 commits into from
May 13, 2021
Merged

Fix sample code for ReactorContext #2682

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d734390
Fix sample code for ReactorContext
dkhalanskyjb Apr 29, 2021
8dbb09f
apiDump
dkhalanskyjb Apr 29, 2021
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1 change: 1 addition & 0 deletions reactive/kotlinx-coroutines-reactor/api/kotlinx-coroutines-reactor.api
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,7 @@ public final class kotlinx/coroutines/reactor/ReactorContext : kotlin/coroutines
public fun <init> (Lreactor/util/context/Context;)V
public fun <init> (Lreactor/util/context/ContextView;)V
public final fun getContext ()Lreactor/util/context/Context;
public fun toString ()Ljava/lang/String;
}

public final class kotlinx/coroutines/reactor/ReactorContext$Key : kotlin/coroutines/CoroutineContext$Key {
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8 changes: 5 additions & 3 deletions reactive/kotlinx-coroutines-reactor/src/ReactorContext.kt
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Expand Up @@ -27,18 +27,18 @@ import reactor.util.context.*
* ```
* val flux = myDatabaseService.getUsers()
* .contextWrite { ctx -> println(ctx); ctx }
* flux.await() // Will print "null"
* flux.awaitFirst() // Will print "null"
*
* // Now add ReactorContext
* withContext(Context.of("answer", "42").asCoroutineContext()) {
* flux.await() // Will print "Context{'key'='value'}"
* flux.awaitFirst() // Will print "Context{'key'='value'}"
* }
* ```
*
* #### Propagating subscriber's Context to ReactorContext:
* ```
* val flow = flow {
* println("Reactor context in Flow: " + coroutineContext[ReactorContext])
* println("Reactor context in Flow: " + currentCoroutineContext()[ReactorContext])
* }
* // No context
* flow.asFlux()
Expand All @@ -55,6 +55,8 @@ public class ReactorContext(public val context: Context) : AbstractCoroutineCont
public constructor(contextView: ContextView): this(Context.of(contextView))

public companion object Key : CoroutineContext.Key<ReactorContext>

override fun toString(): String = context.toString()
}

/**
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