Packages

trait ValueReader[ID] extends AnyRef

A key-value reader producer to read a layer one value at a time. This interface abstracts over various construction requirements for constructing a storage back-end specific reader.

Linear Supertypes
AnyRef, Any
Known Subclasses
OverzoomingValueReader, AccumuloValueReader, CassandraValueReader, FileValueReader, HadoopValueReader, HBaseValueReader, S3ValueReader
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  1. ValueReader
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Abstract Value Members

  1. abstract val attributeStore: AttributeStore
  2. abstract def overzoomingReader[K, V <: CellGrid[Int]](layerId: ID, resampleMethod: ResampleMethod = ResampleMethod.DEFAULT)(implicit arg0: AvroRecordCodec[K], arg1: Decoder[K], arg2: SpatialComponent[K], arg3: ClassTag[K], arg4: AvroRecordCodec[V], arg5: (V) ⇒ TileResampleMethods[V]): Reader[K, V]
  3. abstract def reader[K, V](layerId: ID)(implicit arg0: AvroRecordCodec[K], arg1: Decoder[K], arg2: ClassTag[K], arg3: AvroRecordCodec[V]): Reader[K, V]

    Produce a key value reader for a specific layer, prefetching layer metadata once at construction time