org.apache.metamodel

Class DefaultUpdateSummary

java.lang.Object

org.apache.metamodel.DefaultUpdateSummary

All Implemented Interfaces:

UpdateSummary

public class DefaultUpdateSummary
extends Object
implements UpdateSummary

Default implementation of UpdateSummary.

Constructor Summary

Constructors

Constructor and Description
DefaultUpdateSummary(Integer insertedRows, Integer updatedRows, Integer deletedRows, Iterable<Object> generatedKeys)

Method Summary

Modifier and Type	Method and Description
Optional<Integer>	getDeletedRows() Gets the number of deleted rows, or null if this number is unknown.
Optional<Iterable<Object>>	getGeneratedKeys() Gets a collection of keys that was generated as part of the update - typically because INSERTs where executed on an underlying database which generated record IDs for each insert.
Optional<Integer>	getInsertedRows() Gets the number of inserted rows, or null if this number is unknown.
Optional<Integer>	getUpdatedRows() Gets the number of updated rows, or null if this number is unknown.
static UpdateSummary	unknownUpdates() Gets an UpdateSummary object to return when the extent of the updates are unknown.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultUpdateSummary

public DefaultUpdateSummary(Integer insertedRows,
                            Integer updatedRows,
                            Integer deletedRows,
                            Iterable<Object> generatedKeys)

Method Detail

unknownUpdates

public static UpdateSummary unknownUpdates()

Gets an UpdateSummary object to return when the extent of the updates are unknown.

Returns:

a UpdateSummary object without any knowledge of updates performed.

getInsertedRows

public Optional<Integer> getInsertedRows()

Description copied from interface: UpdateSummary

Gets the number of inserted rows, or null if this number is unknown.

Specified by:

getInsertedRows in interface UpdateSummary

Returns:

an optional row count.

getUpdatedRows

public Optional<Integer> getUpdatedRows()

Description copied from interface: UpdateSummary

Gets the number of updated rows, or null if this number is unknown.

Specified by:

getUpdatedRows in interface UpdateSummary

Returns:

an optional row count.

getDeletedRows

public Optional<Integer> getDeletedRows()

Description copied from interface: UpdateSummary

Gets the number of deleted rows, or null if this number is unknown.

Specified by:

getDeletedRows in interface UpdateSummary

Returns:

an optional row count.

getGeneratedKeys

public Optional<Iterable<Object>> getGeneratedKeys()

Description copied from interface: UpdateSummary

Gets a collection of keys that was generated as part of the update - typically because INSERTs where executed on an underlying database which generated record IDs for each insert.

Specified by:

getGeneratedKeys in interface UpdateSummary

Returns:

an optional collection of generated keys.