object HdfsSource
- Source
- HdfsSource.scala
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def
compressed(fs: FileSystem, path: Path, codec: CompressionCodec, chunkSize: Int = 8192): Source[ByteString, Future[IOResult]]
Scala API: creates a Source that consumes as ByteString
Scala API: creates a Source that consumes as ByteString
- fs
Hadoop file system
- path
the file to open
- codec
a streaming compression/decompression pair
- chunkSize
the size of each read operation, defaults to 8192
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def
data(fs: FileSystem, path: Path, chunkSize: Int = 8192): Source[ByteString, Future[IOResult]]
Scala API: creates a Source that consumes as ByteString
Scala API: creates a Source that consumes as ByteString
- fs
Hadoop file system
- path
the file to open
- chunkSize
the size of each read operation, defaults to 8192
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def
sequence[K <: Writable, V <: Writable](fs: FileSystem, path: Path, classK: Class[K], classV: Class[V]): Source[(K, V), NotUsed]
Scala API: creates a Source that consumes as V
Scala API: creates a Source that consumes as V
- fs
Hadoop file system
- path
the file to open
- classK
a key class
- classV
a value class
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