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AbstractComponentTuplizer (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档

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org.hibernate.tuple.component
Class AbstractComponentTuplizer

java.lang.Object
  org.hibernate.tuple.component.AbstractComponentTuplizer

All Implemented Interfaces:

ComponentTuplizer, Serializable, Tuplizer

Direct Known Subclasses:

Dom4jComponentTuplizer, DynamicMapComponentTuplizer, PojoComponentTuplizer

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public abstract class AbstractComponentTuplizer

extends Object

implements ComponentTuplizer

Support for tuplizers relating to components.

Author:

Gavin King, Steve Ebersole

See Also:

Serialized Form

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Field Summary
protected  Getter[]	getters
protected  boolean	hasCustomAccessors
protected  Instantiator	instantiator
protected  int	propertySpan
protected  Setter[]	setters

 

Constructor Summary
protected	AbstractComponentTuplizer(Component component)

 

Method Summary
protected abstract  Getter	buildGetter(Component component, Property prop)
protected abstract  Instantiator	buildInstantiator(Component component)
protected abstract  Setter	buildSetter(Component component, Property prop)
Object	getParent(Object component)           Retreive the current value of the parent property.
Object	getPropertyValue(Object component, int i)           Extract the value of a particular property from the given entity.
Object[]	getPropertyValues(Object component)           Extract the current values contained on the given entity.
boolean	hasParentProperty()           Does the component managed by this tuuplizer contain a parent property?
Object	instantiate()           This method does not populate the component parent
boolean	isInstance(Object object)           Is the given object considered an instance of the the entity (acconting for entity-mode) managed by this tuplizer.
boolean	isMethodOf(Method method)           Is the given method available via the managed component as a property getter?
void	setParent(Object component, Object parent, SessionFactoryImplementor factory)           Set the value of the parent property.
void	setPropertyValues(Object component, Object[] values)           Inject the given values into the given entity.

 

Methods inherited from class java.lang.Object

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

 

Methods inherited from interface org.hibernate.tuple.Tuplizer

getMappedClass

 

Field Detail

getters

protected final Getter[] getters

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setters

protected final Setter[] setters

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propertySpan

protected final int propertySpan

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instantiator

protected final Instantiator instantiator

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hasCustomAccessors

protected final boolean hasCustomAccessors

Constructor Detail

AbstractComponentTuplizer

protected AbstractComponentTuplizer(Component component)

Method Detail

buildInstantiator

protected abstract Instantiator buildInstantiator(Component component)

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buildGetter

protected abstract Getter buildGetter(Component component,
                                      Property prop)

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buildSetter

protected abstract Setter buildSetter(Component component,
                                      Property prop)

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getPropertyValue

public Object getPropertyValue(Object component,
                               int i)
                        throws HibernateException

Description copied from interface: Tuplizer

Extract the value of a particular property from the given entity.

Specified by:

getPropertyValue in interface Tuplizer

Parameters:

component - The entity from which to extract the property value.

i - The index of the property for which to extract the value.

Returns:

The current value of the given property on the given entity.

Throws:

HibernateException

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getPropertyValues

public Object[] getPropertyValues(Object component)
                           throws HibernateException

Description copied from interface: Tuplizer

Extract the current values contained on the given entity.

Specified by:

getPropertyValues in interface Tuplizer

Parameters:

component - The entity from which to extract values.

Returns:

The current property values.

Throws:

HibernateException

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isInstance

public boolean isInstance(Object object)

Description copied from interface: Tuplizer

Is the given object considered an instance of the the entity (acconting for entity-mode) managed by this tuplizer.

Specified by:

isInstance in interface Tuplizer

Parameters:

object - The object to be checked.

Returns:

True if the object is considered as an instance of this entity within the given mode.

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setPropertyValues

public void setPropertyValues(Object component,
                              Object[] values)
                       throws HibernateException

Description copied from interface: Tuplizer

Inject the given values into the given entity.

Specified by:

setPropertyValues in interface Tuplizer

Parameters:

component - The entity.

values - The values to be injected.

Throws:

HibernateException

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instantiate

public Object instantiate()
                   throws HibernateException

This method does not populate the component parent

Specified by:

instantiate in interface Tuplizer

Returns:

The new, empty entity instance.

Throws:

HibernateException

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getParent

public Object getParent(Object component)

Description copied from interface: ComponentTuplizer

Retreive the current value of the parent property.

Specified by:

getParent in interface ComponentTuplizer

Parameters:

component - The component instance from which to extract the parent property value.

Returns:

The current value of the parent property.

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hasParentProperty

public boolean hasParentProperty()

Description copied from interface: ComponentTuplizer

Does the component managed by this tuuplizer contain a parent property?

Specified by:

hasParentProperty in interface ComponentTuplizer

Returns:

True if the component does contain a parent property; false otherwise.

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isMethodOf

public boolean isMethodOf(Method method)

Description copied from interface: ComponentTuplizer

Is the given method available via the managed component as a property getter?

Specified by:

isMethodOf in interface ComponentTuplizer

Parameters:

method - The method which to check against the managed component.

Returns:

True if the managed component is available from the managed component; else false.

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setParent

public void setParent(Object component,
                      Object parent,
                      SessionFactoryImplementor factory)

Description copied from interface: ComponentTuplizer

Set the value of the parent property.

Specified by:

setParent in interface ComponentTuplizer

Parameters:

component - The component instance on which to set the parent.

parent - The parent to be set on the comonent.

factory - The current session factory.

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