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org.apache.commons.codec.digest

Class PureJavaCrc32C

  • All Implemented Interfaces:
    Checksum

    public class PureJavaCrc32C
    extends Object
    implements Checksum
    A pure-java implementation of the CRC32 checksum that uses the CRC32-C polynomial, the same polynomial used by iSCSI and implemented on many Intel chipsets supporting SSE4.2. Copied from Hadoop 2.3.6: https://git-wip-us.apache.org/repos/asf?p=hadoop.git;a=blob_plain; f=hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/PureJavaCrc32C.java; hb=2120de588b92b9f22b1cc4188761d6a8c61aa778

    This class is Not ThreadSafe

    Since:
    1.11
    • Constructor Detail

      • PureJavaCrc32C

        public PureJavaCrc32C()
        Create a new PureJavaCrc32 object.
    • Method Detail

      • reset

        public void reset()
        Specified by:
        reset in interface  Checksum
      • update

        public void update(byte[] b,
                           int off,
                           int len)
        Specified by:
        update in interface  Checksum
      • update

        public final void update(int b)
        Specified by:
        update in interface  Checksum

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