Package org.dbos.apiary.function

Class ProvenanceBuffer

java.lang.Object

org.dbos.apiary.function.ProvenanceBuffer

public class ProvenanceBuffer
extends Object

For internal use only. Buffer provenance/log messages and export to an OLAP database.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	ProvenanceBuffer.ExportOperation	Enum class for provenance operations.

Field Summary

Fields

Modifier and Type	Field	Description
static final int	batchSize
final ThreadLocal<Connection>	conn
static final int	exportInterval
final Boolean	hasConnection
static final String	padding

Constructor Summary

Constructors

Constructor	Description
ProvenanceBuffer(String databaseName, String databaseAddress)

Method Summary

Modifier and Type	Method	Description
void	addEntry(String table, Object... objects)
void	close()

Methods inherited from class java.lang.Object

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

Field Details

batchSize

public static final int batchSize

See Also:

• Constant Field Values

padding

public static final String padding

See Also:

• Constant Field Values

exportInterval

public static final int exportInterval

See Also:

• Constant Field Values

conn

public final ThreadLocal<Connection> conn

hasConnection

public final Boolean hasConnection

Constructor Details

ProvenanceBuffer

public ProvenanceBuffer(String databaseName,
 String databaseAddress)
                 throws ClassNotFoundException

Throws:

ClassNotFoundException

Method Details

close

public void close()

addEntry

public void addEntry(String table,
 Object... objects)