Package org.hibernate.internal

Class AbstractScrollableResults<R>

java.lang.Object

org.hibernate.internal.AbstractScrollableResults<R>

All Implemented Interfaces:

AutoCloseable, ScrollableResultsImplementor<R>, ScrollableResults<R>

Direct Known Subclasses:

FetchingScrollableResultsImpl, ScrollableResultsImpl

public abstract class AbstractScrollableResults<R>
extends Object
implements ScrollableResultsImplementor<R>

Base implementation of the ScrollableResults interface intended for sharing between ScrollableResultsImpl and FetchingScrollableResultsImpl

Constructor Summary

Constructors

Constructor	Description
AbstractScrollableResults(JdbcValues jdbcValues, JdbcValuesSourceProcessingOptions processingOptions, JdbcValuesSourceProcessingStateStandardImpl jdbcValuesSourceProcessingState, RowProcessingStateStandardImpl rowProcessingState, RowReader<R> rowReader, SharedSessionContractImplementor persistenceContext)

Method Summary

Modifier and Type	Method	Description
protected void	afterScrollOperation()
final void	close()	Release resources immediately.
final R	get()	Get the current row of results.
protected abstract R	getCurrentRow()
protected JdbcValues	getJdbcValues()
protected JdbcValuesSourceProcessingStateStandardImpl	getJdbcValuesSourceProcessingState()
protected SharedSessionContractImplementor	getPersistenceContext()
protected JdbcValuesSourceProcessingOptions	getProcessingOptions()
protected RowProcessingStateStandardImpl	getRowProcessingState()
protected RowReader<R>	getRowReader()
boolean	isClosed()
void	setFetchSize(int fetchSize)	Gives the JDBC driver a hint as to the number of rows that should be fetched from the database when more rows are needed.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hibernate.ScrollableResults

afterLast, beforeFirst, first, getRowNumber, isFirst, isLast, last, next, position, previous, scroll, setRowNumber

Constructor Details

AbstractScrollableResults

public AbstractScrollableResults(JdbcValues jdbcValues,
 JdbcValuesSourceProcessingOptions processingOptions,
 JdbcValuesSourceProcessingStateStandardImpl jdbcValuesSourceProcessingState,
 RowProcessingStateStandardImpl rowProcessingState,
 RowReader<R> rowReader,
 SharedSessionContractImplementor persistenceContext)

Method Details

get

public final R get()
            throws HibernateException

Description copied from interface: ScrollableResults

Get the current row of results.

Specified by:

get in interface ScrollableResults<R>

Returns:

The array of results

Throws:

HibernateException

getCurrentRow

protected abstract R getCurrentRow()

getJdbcValues

protected JdbcValues getJdbcValues()

getProcessingOptions

protected JdbcValuesSourceProcessingOptions getProcessingOptions()

getJdbcValuesSourceProcessingState

protected JdbcValuesSourceProcessingStateStandardImpl getJdbcValuesSourceProcessingState()

getRowProcessingState

protected RowProcessingStateStandardImpl getRowProcessingState()

getRowReader

protected RowReader<R> getRowReader()

getPersistenceContext

protected SharedSessionContractImplementor getPersistenceContext()

afterScrollOperation

protected void afterScrollOperation()

setFetchSize

public void setFetchSize(int fetchSize)

Description copied from interface: ScrollableResults

Gives the JDBC driver a hint as to the number of rows that should be fetched from the database when more rows are needed. If 0, the JDBC driver's default setting will be used.

Specified by:

setFetchSize in interface ScrollableResults<R>

See Also:

• ResultSet.setFetchSize(int)
• JdbcSettings.STATEMENT_FETCH_SIZE

close

public final void close()

Description copied from interface: ScrollableResults

Release resources immediately.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface ScrollableResults<R>

isClosed

public boolean isClosed()

Specified by:

isClosed in interface ScrollableResults<R>

Returns:

true if ScrollableResults.close() was already called