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com.sleepycat.db
Class QueueStats

java.lang.Object
  com.sleepycat.db.DatabaseStats
      com.sleepycat.db.QueueStats

public class QueueStats

extends DatabaseStats

The QueueStats object is used to return Queue database statistics.

Method Summary

int	getCurRecno() The next available record number.
int	getExtentSize() The underlying database extent size, in pages.
int	getFirstRecno() The first undeleted record in the database.
int	getMagic() The magic number that identifies the file as a Queue file.
int	getMetaFlags() The metadata flags.
int	getNumData() The number of records in the database.
int	getNumKeys() The number of records in the database.
int	getPages() The number of pages in the database.
int	getPagesFree() The number of bytes free in database pages.
int	getPageSize() The underlying database page size, in bytes.
int	getReLen() The length of the records.
int	getRePad() The padding byte value for the records.
int	getVersion() The version of the Queue database.
String	toString() For convenience, the QueueStats class has a toString method that lists all the data fields.

Methods inherited from class java.lang.Object

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

Method Detail

getMagic

public int getMagic()

The magic number that identifies the file as a Queue file.

getVersion

public int getVersion()

The version of the Queue database.

getMetaFlags

public int getMetaFlags()

The metadata flags.

getNumKeys

public int getNumKeys()

The number of records in the database.

If the Database.getStats call was configured by the StatsConfig.setFast method, the count will be the last saved value unless it has never been calculated, in which case it will be 0.

getNumData

public int getNumData()

The number of records in the database.

If the Database.getStats call was configured by the StatsConfig.setFast method, the count will be the last saved value unless it has never been calculated, in which case it will be 0.

getPageSize

public int getPageSize()

The underlying database page size, in bytes.

getExtentSize

public int getExtentSize()

The underlying database extent size, in pages.

getPages

public int getPages()

The number of pages in the database.

The information is only included if the Database.getStats call was not configured by the StatsConfig.setFast method.

getReLen

public int getReLen()

The length of the records.

getRePad

public int getRePad()

The padding byte value for the records.

getPagesFree

public int getPagesFree()

The number of bytes free in database pages.

The information is only included if the Database.getStats call was not configured by the StatsConfig.setFast method.

getFirstRecno

public int getFirstRecno()

The first undeleted record in the database.

getCurRecno

public int getCurRecno()

The next available record number.

toString

public String toString()

For convenience, the QueueStats class has a toString method that lists all the data fields.