class ShardedSparkeyReader extends SparkeyReader
A wrapper class around SparkeyReader that allows the reading of multiple Sparkey files, sharded by their keys (via MurmurHash3). At most 32,768 Sparkey files are supported.
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Instance Constructors
- new ShardedSparkeyReader(sparkeys: Map[Short, SparkeyReader], numShards: Short)
- sparkeys
a map of shard ID to sparkey reader
- numShards
the total count of shards used (needed for keying as some shards may be empty)
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- ShardedSparkeyReader → SparkeyReader → Closeable → AutoCloseable
- def duplicate(): SparkeyReader
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- def getAsByteArray(key: Array[Byte]): Array[Byte]
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- ShardedSparkeyReader → SparkeyReader
- def getAsEntry(key: Array[Byte]): Entry
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- def getAsString(key: String): String
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- def getLoadedBytes(): Long
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- def getLogHeader(): LogHeader
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- ShardedSparkeyReader → SparkeyReader
- def getTotalBytes(): Long
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- def hashKey(str: String): Short
- def hashKey(arr: Array[Byte]): Short
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- def iterator(): Iterator[Entry]
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- val numShards: Short
- val sparkeys: Map[Short, SparkeyReader]
- def spliterator(): Spliterator[Entry]
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