com.sleepycat.persist.impl
Class PersistComparator

java.lang.Object
  extended by com.sleepycat.persist.impl.PersistComparator
All Implemented Interfaces:
java.io.Serializable, java.util.Comparator<java.lang.Object>

public class PersistComparator
extends java.lang.Object
implements java.util.Comparator<java.lang.Object>, 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.

See Also:
Serialized Form

Constructor Summary
PersistComparator(java.lang.String keyClassName, java.util.List<FieldMetadata> compositeKeyFields, PersistKeyBinding binding)
           
 
Method Summary
 int compare(java.lang.Object o1, java.lang.Object o2)
           
 
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(java.lang.Object o1,
                   java.lang.Object o2)
Specified by:
compare in interface java.util.Comparator<java.lang.Object>