FileSource

java.lang.Object
- akka.stream.stage.GraphStageWithMaterializedValue<SourceShape<ByteString>,scala.concurrent.Future<IOResult>>
- - akka.stream.impl.io.FileSource

All Implemented Interfaces:

Graph<SourceShape<ByteString>,scala.concurrent.Future<IOResult>>
```
public final class FileSource
extends GraphStageWithMaterializedValue<SourceShape<ByteString>,scala.concurrent.Future<IOResult>>
```
INTERNAL API Creates simple asynchronous Source backed by the given file.

Nested Class Summary
- Nested classes/interfaces inherited from interface akka.stream.Graph
  Graph.GraphMapMatVal<S extends Shape,M>

Constructor Summary

Constructors
Constructor Description

FileSource(java.nio.file.Path path, int chunkSize, long startPosition)

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`static java.lang.Object`	`completionHandler()`
`scala.Tuple2<GraphStageLogic,scala.concurrent.Future<IOResult>>`	`createLogicAndMaterializedValue(Attributes inheritedAttributes)`
`Outlet<ByteString>`	`out()`
`SourceShape<ByteString>`	`shape()`	The shape of a graph is all that is externally visible: its inlets and outlets.
`java.lang.String`	`toString()`

Methods inherited from class akka.stream.stage.GraphStageWithMaterializedValue
createLogicAndMaterializedValue, initialAttributes, traversalBuilder, withAttributes

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface akka.stream.Graph
addAttributes, async, async, async, named

Constructor Detail

FileSource

public FileSource(java.nio.file.Path path,
                  int chunkSize,
                  long startPosition)

Method Detail
- completionHandler
```
public static java.lang.Object completionHandler()
```
- out
```
public Outlet<ByteString> out()
```
- shape
```
public SourceShape<ByteString> shape()
```
  Description copied from interface: Graph
  
  The shape of a graph is all that is externally visible: its inlets and outlets.
- createLogicAndMaterializedValue
```
public scala.Tuple2<GraphStageLogic,scala.concurrent.Future<IOResult>> createLogicAndMaterializedValue(Attributes inheritedAttributes)
```
  Specified by:
  
  createLogicAndMaterializedValue in class GraphStageWithMaterializedValue<SourceShape<ByteString>,scala.concurrent.Future<IOResult>>
- toString
```
public java.lang.String toString()
```
  Overrides:
  
  toString in class java.lang.Object