Class PureJavaCrc32C

java.lang.Object
org.apache.commons.compress.compressors.snappy.PureJavaCrc32C
All Implemented Interfaces:
Checksum

final 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.

This file is a copy of the implementation at the Apache Hadoop project.

Since:
1.7
See Also:
  • "https://svn.apache.org/repos/asf/hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/util/PureJavaCrc32C.java"
  • Field Details

  • Constructor Details

    • PureJavaCrc32C

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

    • getValue

      public long getValue()
      Specified by:
      getValue in interface Checksum
    • 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 void update(int b)
      Specified by:
      update in interface Checksum