net.nutch.db
Class DistributedWebDBWriter.LinkInstruction.MD5Comparator

java.lang.Object
  net.nutch.io.WritableComparator
      net.nutch.db.DistributedWebDBWriter.LinkInstruction.MD5Comparator

Enclosing class:

DistributedWebDBWriter.LinkInstruction

public static class DistributedWebDBWriter.LinkInstruction.MD5Comparator

extends WritableComparator

Sorts the instruction first by Md5, then by opcode.

Constructor Summary

DistributedWebDBWriter.LinkInstruction.MD5Comparator()

Method Summary

int	compare(byte[] b1, int s1, int l1, byte[] b2, int s2, int l2) Optimized comparator.
int	compare(WritableComparable a, WritableComparable b) Compare two WritableComparables.

Methods inherited from class net.nutch.io.WritableComparator

compareBytes, getKeyClass, newKey, readFloat, readInt, readLong, readUnsignedShort

Methods inherited from class java.lang.Object

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

Constructor Detail

DistributedWebDBWriter.LinkInstruction.MD5Comparator

public DistributedWebDBWriter.LinkInstruction.MD5Comparator()

Method Detail

compare

public int compare(WritableComparable a,
                   WritableComparable b)

Description copied from class: WritableComparator

Compare two WritableComparables.

The default implementation uses the natural ordering, calling Comparable.compareTo(Object).

Overrides:

compare in class WritableComparator

compare

public int compare(byte[] b1,
                   int s1,
                   int l1,
                   byte[] b2,
                   int s2,
                   int l2)

Optimized comparator.

Overrides:

compare in class WritableComparator