Class HashFunction

  • Direct Known Subclasses:
    MurmurHash2

    public abstract class HashFunction
    extends java.lang.Object
    Base class for hashing functions that can be referred to by name. Subclasses are expected to provide threadsafe implementations of the hash function on the range of bytes referenced in the provided BytesRef
    • Constructor Summary

      Constructors 
      Constructor Description
      HashFunction()  
    • Method Summary

      All Methods Instance Methods Abstract Methods 
      Modifier and Type Method Description
      abstract int hash​(BytesRef bytes)
      Hashes the contents of the referenced bytes
      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
    • Constructor Detail

      • HashFunction

        public HashFunction()
    • Method Detail

      • hash

        public abstract int hash​(BytesRef bytes)
        Hashes the contents of the referenced bytes
        Parameters:
        bytes - the data to be hashed
        Returns:
        the hash of the bytes referenced by bytes.offset and length bytes.length