Package net.ontopia.persistence.proxy

Class IndicatorFieldHandler

java.lang.Object

net.ontopia.persistence.proxy.IndicatorFieldHandler

All Implemented Interfaces:

FieldHandlerIF

public class IndicatorFieldHandler
extends Object
implements FieldHandlerIF

INTERNAL: The indicator field handler implementation that is able to...

Field Summary

Fields

Modifier and Type	Field	Description
protected FieldHandlerIF	common_handler
protected final Map<Object,Class<?>>	indicators
protected final ObjectRelationalMappingIF	mapping

Constructor Summary

Constructors

Constructor	Description
IndicatorFieldHandler(ObjectRelationalMappingIF mapping, Map<Object,Class<?>> indicators)	INTERNAL:

Method Summary

Modifier and Type	Method	Description
void	bind(Object value, PreparedStatement stm, int stmt_index)	INTERNAL: Binds the object field value starting from the given offset in the prepared statement.
int	getColumnCount()	INTERNAL: Returns the number of columns that the field spans.
protected FieldHandlerIF	getCommonFieldHandler()
boolean	isIdentityField()	INTERNAL: Returns true if the field handler references an object identity field.
Object	load(AccessRegistrarIF registrar, TicketIF ticket, ResultSet rs, int rsindex, boolean direct)	INTERNAL: Reads the value beginning at the given offset in the current ResultSet row.
protected void	registerCommonFieldHandler(Class<?> indicated_klass)
void	retrieveFieldValues(Object value, List<Object> field_values)
void	retrieveSQLValues(Object value, List<SQLValueIF> sql_values)
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

mapping

protected final ObjectRelationalMappingIF mapping

indicators

protected final Map<Object,Class<?>> indicators

common_handler

protected FieldHandlerIF common_handler

Constructor Details

IndicatorFieldHandler

public IndicatorFieldHandler(ObjectRelationalMappingIF mapping,
 Map<Object,Class<?>> indicators)

INTERNAL:

Method Details

getColumnCount

public int getColumnCount()

Description copied from interface: FieldHandlerIF

INTERNAL: Returns the number of columns that the field spans.

Specified by:

getColumnCount in interface FieldHandlerIF

isIdentityField

public boolean isIdentityField()

Description copied from interface: FieldHandlerIF

INTERNAL: Returns true if the field handler references an object identity field.

Specified by:

isIdentityField in interface FieldHandlerIF

registerCommonFieldHandler

protected void registerCommonFieldHandler(Class<?> indicated_klass)

getCommonFieldHandler

protected FieldHandlerIF getCommonFieldHandler()

load

public Object load(AccessRegistrarIF registrar,
 TicketIF ticket,
 ResultSet rs,
 int rsindex,
 boolean direct)
            throws SQLException

Description copied from interface: FieldHandlerIF

INTERNAL: Reads the value beginning at the given offset in the current ResultSet row. The number of columns actually read depends on the type of object field.

Specified by:

load in interface FieldHandlerIF

Throws:

SQLException

bind

public void bind(Object value,
 PreparedStatement stm,
 int stmt_index)
          throws SQLException

Description copied from interface: FieldHandlerIF

INTERNAL: Binds the object field value starting from the given offset in the prepared statement. The number of columns actually bound depends on the type of object field.

Specified by:

bind in interface FieldHandlerIF

Throws:

SQLException

retrieveFieldValues

public void retrieveFieldValues(Object value,
 List<Object> field_values)

Specified by:

retrieveFieldValues in interface FieldHandlerIF

retrieveSQLValues

public void retrieveSQLValues(Object value,
 List<SQLValueIF> sql_values)

Specified by:

retrieveSQLValues in interface FieldHandlerIF

toString

public String toString()

Overrides:

toString in class Object