Top Description Fields Constructors Methods

org.apache.derby.iapi.services.cache

pack-priv abstract Class ClassSizeCatalog

Class Inheritance

extends Hashtable<String, int[]>

java.lang.Object
java.util.Dictionary
java.util.Hashtable
org.apache.derby.iapi.services.cache.ClassSizeCatalog

Known Direct Subclasses

org.apache.derby.iapi.services.cache.ClassSizeCatalogImpl

Imports

java.util.Hashtable

Map from class names to size coefficients. The size coefficients can be used to estimate how much memory an instance of the class takes.

See Also: ClassSize#getSizeCoefficients(Class)

Field Summary

Modifier and Type	Field and Description
private static final ClassSizeCatalog	INSTANCE The singleton instance of this class.

Constructor Summary

Access	Constructor and Description
pack-priv	ClassSizeCatalog()

Method Summary

Modifier and Type	Method and Description
pack-priv static ClassSizeCatalog	getInstance() Get the singleton `ClassSizeCatalog` instance.

Field Detail

INSTANCE	back to summary
private static final ClassSizeCatalog INSTANCE The singleton instance of this class.

Constructor Detail

ClassSizeCatalog	back to summary
pack-priv ClassSizeCatalog()

Method Detail

getInstance	back to summary
pack-priv static ClassSizeCatalog getInstance() Get the singleton `ClassSizeCatalog` instance.