Package org.neo4j.gds.core.loading

Class CompressedLongArray

  • public final class CompressedLongArray
extends java.lang.Object

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void add​(long[] values, int start, int end, int valuesToAdd)
      For memory efficiency, we reuse the values.
      void add​(long[] values, long[][] allWeights, int start, int end, int valuesToAdd)
      For memory efficiency, we reuse the values.
      boolean hasWeights()  
      int length()  
      void release()  
      byte[] storage()  
      int uncompress​(long[] into)  
      long[][] weights()  

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • CompressedLongArray

        public CompressedLongArray​(AllocationTracker allocationTracker)

      • CompressedLongArray

        public CompressedLongArray​(AllocationTracker allocationTracker,
                           int numberOfProperties)

    • Method Detail

      • add

        public void add​(long[] values,
                int start,
                int end,
                int valuesToAdd)
        For memory efficiency, we reuse the values. They cannot be reused after calling this method.
        Parameters:
        values - values to write
        start - start index in values
        end - end index in values

      • add

        public void add​(long[] values,
                long[][] allWeights,
                int start,
                int end,
                int valuesToAdd)
        For memory efficiency, we reuse the values. They cannot be reused after calling this method.
        Parameters:
        values - values to write
        allWeights - weights to write
        start - start index in values and weights
        end - end index in values and weights
        valuesToAdd - the actual number of targets to import from this range

      • length

        public int length()

      • uncompress

        public int uncompress​(long[] into)

      • storage

        public byte[] storage()

      • weights

        public long[][] weights()

      • hasWeights

        public boolean hasWeights()

      • release

        public void release()