ml.dmlc.xgboost4j.java

Class ExternalCheckpointManager

java.lang.Object

ml.dmlc.xgboost4j.java.ExternalCheckpointManager

public class ExternalCheckpointManager
extends Object

Constructor Summary

Constructors

Constructor and Description
ExternalCheckpointManager(String checkpointPath, org.apache.hadoop.fs.FileSystem fs)

Method Summary

Modifier and Type	Method and Description
void	cleanPath()
void	cleanUpHigherVersions(int currentRound)
List<Integer>	getCheckpointRounds(int checkpointInterval, int numOfRounds)
Booster	loadCheckpointAsBooster()
void	updateCheckpoint(Booster boosterToCheckpoint)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExternalCheckpointManager

public ExternalCheckpointManager(String checkpointPath,
                                 org.apache.hadoop.fs.FileSystem fs)
                          throws XGBoostError

Throws:

XGBoostError

Method Detail

cleanPath

public void cleanPath()
               throws IOException

Throws:

IOException

loadCheckpointAsBooster

public Booster loadCheckpointAsBooster()
                                throws IOException,
                                       XGBoostError

Throws:

IOException

XGBoostError

updateCheckpoint

public void updateCheckpoint(Booster boosterToCheckpoint)
                      throws IOException,
                             XGBoostError

Throws:

IOException

XGBoostError

cleanUpHigherVersions

public void cleanUpHigherVersions(int currentRound)
                           throws IOException

Throws:

IOException

getCheckpointRounds

public List<Integer> getCheckpointRounds(int checkpointInterval,
                                         int numOfRounds)
                                  throws IOException

Throws:

IOException