org.apache.metamodel.data

Interface RowPublisher

public interface RowPublisher

An object on which a push-style data reader can publish records to a RowPublisherDataSet. The RowPublisher acts as a buffer between the publishing and consuming part of a dataset scenario. It will manage a queue of rows and will block calls if the queue is not being read/emptied as fast as it is being filled.

Method Summary

Methods

Modifier and Type	Method and Description
void	finished() Invoked to indicate to the consumer that no more rows will be published.
boolean	publish(Object[] values) Publishes a row, represented by an array of values.
boolean	publish(Object[] values, Style[] styles) Publishes a row, represented by an array of values and an array of styles.
boolean	publish(Row row) Publishes a row

Method Detail

publish

boolean publish(Row row)

Publishes a row

Parameters:

row - the Row to publish.

Returns:

a boolean indicating whether or not the consumer is still interested in more rows.

publish

boolean publish(Object[] values)

Publishes a row, represented by an array of values.

Parameters:

values - the objects to convert to a row.

Returns:

a boolean indicating whether or not the consumer is still interested in more rows.

publish

boolean publish(Object[] values,
              Style[] styles)

Publishes a row, represented by an array of values and an array of styles.

Parameters:

values - the objects to convert to a row.

styles - the styles that correspond to the values.

Returns:

a boolean indicating whether or not the consumer is still interested in more rows.

finished

void finished()

Invoked to indicate to the consumer that no more rows will be published.