com.sleepycat.persist.impl
Class PersistComparator
java.lang.Object
com.sleepycat.persist.impl.PersistComparator
- All Implemented Interfaces:
- DatabaseComparator, Serializable, Comparator<byte[]>
public class PersistComparator
- extends Object
- implements DatabaseComparator, Comparator<byte[]>, 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
PersistComparator
public PersistComparator(PersistKeyBinding binding)
initialize
public void initialize(ClassLoader loader)
- In BDB JE this method will be called after the comparator is
deserialized, including during recovery. We must construct the binding
here, without access to the stored catalog since recovery is not
complete.
- Specified by:
initialize
in interface DatabaseComparator
- Parameters:
loader
- is the environment's ClassLoader property.
compare
public int compare(byte[] b1,
byte[] b2)
- Specified by:
compare
in interface Comparator<byte[]>
toString
public String toString()
- Overrides:
toString
in class Object
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