org.hibernate.internal

Class AbstractScrollableResults

java.lang.Object

org.hibernate.internal.AbstractScrollableResults

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable, ScrollableResults

Direct Known Subclasses:

FetchingScrollableResultsImpl, ScrollableResultsImpl

public abstract class AbstractScrollableResults
extends java.lang.Object
implements ScrollableResults

Base implementation of the ScrollableResults interface.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractScrollableResults(java.sql.ResultSet rs, java.sql.PreparedStatement ps, SessionImplementor sess, Loader loader, QueryParameters queryParameters, Type[] types, HolderInstantiator holderInstantiator)

Method Summary

Modifier and Type	Method and Description
protected void	afterScrollOperation()
void	close() Release resources immediately.
java.lang.Object[]	get() Get the current row of results.
java.lang.Object	get(int col) Get the ith object in the current row of results, without initializing any other results in the row.
java.math.BigDecimal	getBigDecimal(int col) Convenience method to read a BigDecimal.
java.math.BigInteger	getBigInteger(int col) Convenience method to read a BigInteger.
byte[]	getBinary(int col) Convenience method to read a binary (byte[]).
java.sql.Blob	getBlob(int col) Convenience method to read a blob.
java.lang.Boolean	getBoolean(int col) Convenience method to read a boolean.
java.lang.Byte	getByte(int col) Convenience method to read a byte.
java.util.Calendar	getCalendar(int col) Convenience method to read a Calendar.
java.lang.Character	getCharacter(int col) Convenience method to read a char.
java.sql.Clob	getClob(int col) Convenience method to read a clob.
protected abstract java.lang.Object[]	getCurrentRow()
java.util.Date	getDate(int col) Convenience method to read a Date.
java.lang.Double	getDouble(int col) Convenience method to read a double.
protected java.lang.Object	getFinal(int col, Type returnType) Check that the requested type is compatible with the result type, and return the column value.
java.lang.Float	getFloat(int col) Convenience method to read a float.
protected HolderInstantiator	getHolderInstantiator()
java.lang.Integer	getInteger(int col) Convenience method to read an integer.
protected Loader	getLoader()
java.util.Locale	getLocale(int col) Convenience method to read a Locale.
java.lang.Long	getLong(int col) Convenience method to read a long.
protected java.lang.Object	getNonFinal(int col, Type returnType) Check that the requested type is compatible with the result type, and return the column value.
protected java.sql.PreparedStatement	getPs()
protected QueryParameters	getQueryParameters()
protected java.sql.ResultSet	getResultSet()
protected SessionImplementor	getSession()
java.lang.Short	getShort(int col) Convenience method to read a short.
java.lang.String	getString(int col) Convenience method to read a string.
java.lang.String	getText(int col) Convenience method to read a String using streaming.
java.util.TimeZone	getTimeZone(int col) Convenience method to read a TimeZone.
Type	getType(int i) Get the type of the ith column of results.
protected Type[]	getTypes()

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, previous, scroll, setRowNumber

Constructor Detail

AbstractScrollableResults

protected AbstractScrollableResults(java.sql.ResultSet rs,
                                    java.sql.PreparedStatement ps,
                                    SessionImplementor sess,
                                    Loader loader,
                                    QueryParameters queryParameters,
                                    Type[] types,
                                    HolderInstantiator holderInstantiator)

Method Detail

getCurrentRow

protected abstract java.lang.Object[] getCurrentRow()

getResultSet

protected java.sql.ResultSet getResultSet()

getPs

protected java.sql.PreparedStatement getPs()

getSession

protected SessionImplementor getSession()

getLoader

protected Loader getLoader()

getQueryParameters

protected QueryParameters getQueryParameters()

getTypes

protected Type[] getTypes()

getHolderInstantiator

protected HolderInstantiator getHolderInstantiator()

close

public final void close()

Description copied from interface: ScrollableResults

Release resources immediately.

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface ScrollableResults

get

public final java.lang.Object[] get()
                             throws HibernateException

Description copied from interface: ScrollableResults

Get the current row of results.

Specified by:

get in interface ScrollableResults

Returns:

The array of results

Throws:

HibernateException

get

public final java.lang.Object get(int col)
                           throws HibernateException

Description copied from interface: ScrollableResults

Get the ith object in the current row of results, without initializing any other results in the row. This method may be used safely, regardless of the type of the column (ie. even for scalar results).

Specified by:

get in interface ScrollableResults

Parameters:

col - the column, numbered from zero

Returns:

The requested result object; may return null

Throws:

HibernateException

getFinal

protected final java.lang.Object getFinal(int col,
                                          Type returnType)
                                   throws HibernateException

Check that the requested type is compatible with the result type, and return the column value. This version makes sure the the classes are identical.

Parameters:

col - the column

returnType - a "final" type

Throws:

HibernateException

getNonFinal

protected final java.lang.Object getNonFinal(int col,
                                             Type returnType)
                                      throws HibernateException

Check that the requested type is compatible with the result type, and return the column value. This version makes sure the the classes are "assignable".

Parameters:

col - the column

returnType - any type

Throws:

HibernateException

getBigDecimal

public final java.math.BigDecimal getBigDecimal(int col)
                                         throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a BigDecimal.

Specified by:

getBigDecimal in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a BigDecimal

Throws:

HibernateException

getBigInteger

public final java.math.BigInteger getBigInteger(int col)
                                         throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a BigInteger.

Specified by:

getBigInteger in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a BigInteger

Throws:

HibernateException

getBinary

public final byte[] getBinary(int col)
                       throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a binary (byte[]).

Specified by:

getBinary in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a binary (byte[])

Throws:

HibernateException

getText

public final java.lang.String getText(int col)
                               throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a String using streaming.

Specified by:

getText in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a String

Throws:

HibernateException

getBlob

public final java.sql.Blob getBlob(int col)
                            throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a blob.

Specified by:

getBlob in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a Blob

Throws:

HibernateException

getClob

public final java.sql.Clob getClob(int col)
                            throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a clob.

Specified by:

getClob in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a Clob

Throws:

HibernateException

getBoolean

public final java.lang.Boolean getBoolean(int col)
                                   throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a boolean.

Specified by:

getBoolean in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a boolean

Throws:

HibernateException

getByte

public final java.lang.Byte getByte(int col)
                             throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a byte.

Specified by:

getByte in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a byte

Throws:

HibernateException

getCharacter

public final java.lang.Character getCharacter(int col)
                                       throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a char.

Specified by:

getCharacter in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a char

Throws:

HibernateException

getDate

public final java.util.Date getDate(int col)
                             throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a Date.

Specified by:

getDate in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a Date

Throws:

HibernateException

getCalendar

public final java.util.Calendar getCalendar(int col)
                                     throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a Calendar.

Specified by:

getCalendar in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a Calendar

Throws:

HibernateException

getDouble

public final java.lang.Double getDouble(int col)
                                 throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a double.

Specified by:

getDouble in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a double

Throws:

HibernateException

getFloat

public final java.lang.Float getFloat(int col)
                               throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a float.

Specified by:

getFloat in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a float

Throws:

HibernateException

getInteger

public final java.lang.Integer getInteger(int col)
                                   throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read an integer.

Specified by:

getInteger in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as an integer

Throws:

HibernateException

getLong

public final java.lang.Long getLong(int col)
                             throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a long.

Specified by:

getLong in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a long

Throws:

HibernateException

getShort

public final java.lang.Short getShort(int col)
                               throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a short.

Specified by:

getShort in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a short

Throws:

HibernateException

getString

public final java.lang.String getString(int col)
                                 throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a string.

Specified by:

getString in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a String

Throws:

HibernateException

getLocale

public final java.util.Locale getLocale(int col)
                                 throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a Locale.

Specified by:

getLocale in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a Locale

Throws:

HibernateException

getTimeZone

public final java.util.TimeZone getTimeZone(int col)
                                     throws HibernateException

Description copied from interface: ScrollableResults

Convenience method to read a TimeZone.

Specified by:

getTimeZone in interface ScrollableResults

Parameters:

col - The column, numbered from zero

Returns:

The column value as a TimeZone

Throws:

HibernateException

getType

public final Type getType(int i)

Description copied from interface: ScrollableResults

Get the type of the ith column of results.

Specified by:

getType in interface ScrollableResults

Parameters:

i - the column, numbered from zero

Returns:

the Hibernate type

afterScrollOperation

protected void afterScrollOperation()