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Add basic support for Java 7 NIO file systems (#20293)

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This commit is contained in:
Michał Kiędyś 2016-04-25 19:25:26 +10:00 • committed by Konrad Malawski
parent 6d399a308e
commit b983f19c1f
23 changed files with 286 additions and 124 deletions
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11
akka-stream/src/main/scala/akka/stream/impl/io/FileSubscriber.scala
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@ -3,9 +3,8 @@
*/
package akka.stream.impl.io
import java.io.File
import java.nio.channels.FileChannel
import java.nio.file.StandardOpenOption
import java.nio.file.{ Path, StandardOpenOption }
import akka.Done
import akka.actor.{ Deploy, ActorLogging, Props }
@ -19,14 +18,14 @@ import scala.util.{ Failure, Success }
/** INTERNAL API */
private[akka] object FileSubscriber {
def props(f: File, completionPromise: Promise[IOResult], bufSize: Int, openOptions: Set[StandardOpenOption]) = {
def props(f: Path, completionPromise: Promise[IOResult], bufSize: Int, openOptions: Set[StandardOpenOption]) = {
require(bufSize > 0, "buffer size must be > 0")
Props(classOf[FileSubscriber], f, completionPromise, bufSize, openOptions).withDeploy(Deploy.local)
}
}
/** INTERNAL API */
private[akka] class FileSubscriber(f: File, completionPromise: Promise[IOResult], bufSize: Int, openOptions: Set[StandardOpenOption])
private[akka] class FileSubscriber(f: Path, completionPromise: Promise[IOResult], bufSize: Int, openOptions: Set[StandardOpenOption])
extends akka.stream.actor.ActorSubscriber
with ActorLogging {
@ -37,7 +36,7 @@ private[akka] class FileSubscriber(f: File, completionPromise: Promise[IOResult]
private var bytesWritten: Long = 0
override def preStart(): Unit = try {
chan = FileChannel.open(f.toPath, openOptions.asJava)
chan = FileChannel.open(f, openOptions.asJava)
super.preStart()
} catch {
@ -57,7 +56,7 @@ private[akka] class FileSubscriber(f: File, completionPromise: Promise[IOResult]
}
case ActorSubscriberMessage.OnError(ex) ⇒
log.error(ex, "Tearing down FileSink({}) due to upstream error", f.getAbsolutePath)
log.error(ex, "Tearing down FileSink({}) due to upstream error", f)
closeAndComplete(IOResult(bytesWritten, Failure(ex)))
context.stop(self)