com.sleepycat.persist.impl

Class PersistComparator

java.lang.Object

com.sleepycat.persist.impl.PersistComparator

All Implemented Interfaces:

java.io.Serializable, java.util.Comparator<byte[]>

public class PersistComparator
extends java.lang.Object
implements java.util.Comparator<byte[]>, java.io.Serializable

The btree comparator for persistent key classes. The serialized form of this comparator is stored in the BDB JE database descriptor so that the comparator can be re-created during recovery.

Author:

Mark Hayes

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
PersistComparator(java.lang.String keyClassName, java.util.List<FieldMetadata> compositeKeyFields, PersistKeyBinding binding)

Method Summary

Methods

Modifier and Type	Method and Description
int	compare(byte[] b1, byte[] b2)

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

PersistComparator

public PersistComparator(java.lang.String keyClassName,
                 java.util.List<FieldMetadata> compositeKeyFields,
                 PersistKeyBinding binding)

Method Detail

compare

public int compare(byte[] b1,
          byte[] b2)

Specified by:

compare in interface java.util.Comparator<byte[]>