org.hibernate.type
Class AnyType

java.lang.Object
  extended byorg.hibernate.type.AbstractType
      extended byorg.hibernate.type.AnyType
All Implemented Interfaces:
AbstractComponentType, AssociationType, Serializable, Type

public class AnyType
extends AbstractType
implements AbstractComponentType, AssociationType

Handles "any" mappings and the old deprecated "object" type

Author:
Gavin King
See Also:
Serialized Form

Nested Class Summary
static class AnyType.ObjectTypeCacheEntry
           
 
Constructor Summary
AnyType()
           
AnyType(Type metaType, Type identifierType)
           
 
Method Summary
 Object assemble(Serializable cached, SessionImplementor session, Object owner)
          Reconstruct the object from its cached "disassembled" state.
 int compare(Object x, Object y, EntityMode entityMode)
          compare two instances of the type
 Object deepCopy(Object value, EntityMode entityMode, SessionFactoryImplementor factory)
          Return a deep copy of the persistent state, stopping at entities and at collections.
 Serializable disassemble(Object value, SessionImplementor session, Object owner)
          Return a cacheable "disassembled" representation of the object.
 Object fromXMLNode(org.dom4j.Node xml, Mapping factory)
          Parse the XML representation of an instance.
 String getAssociatedEntityName(SessionFactoryImplementor factory)
          Get the entity name of the associated entity
 Joinable getAssociatedJoinable(SessionFactoryImplementor factory)
          Get the "persister" for this association - a class or collection persister
 CascadeStyle getCascadeStyle(int i)
           
 int getColumnSpan(Mapping session)
          How many columns are used to persist this type.
 FetchMode getFetchMode(int i)
           
 ForeignKeyDirection getForeignKeyDirection()
          Get the foreign key directionality of this association
 String getLHSPropertyName()
          Get the name of a property in the owning entity that provides the join key (null if the identifier)
 String getName()
          Returns the abbreviated name of the type.
 String getOnCondition(String alias, SessionFactoryImplementor factory, Map enabledFilters)
          Get the "filtering" SQL fragment that is applied in the SQL on clause, in addition to the usual join condition
 String[] getPropertyNames()
          Get the names of the component properties
 boolean[] getPropertyNullability()
          Optional operation
 Object getPropertyValue(Object component, int i, SessionImplementor session)
           
 Object[] getPropertyValues(Object component, EntityMode entityMode)
          Optional operation
 Object[] getPropertyValues(Object component, SessionImplementor session)
          Get the values of the component properties of a component instance
 Class getReturnedClass()
          The class returned by nullSafeGet() methods.
 String getRHSUniqueKeyPropertyName()
          The name of a unique property of the associated entity that provides the join key (null if the identifier of an entity, or key of a collection)
 Type[] getSubtypes()
          Get the types of the component properties
 Object hydrate(ResultSet rs, String[] names, SessionImplementor session, Object owner)
          Retrieve an instance of the mapped class, or the identifier of an entity or collection, from a JDBC resultset.
 boolean isAlwaysDirtyChecked()
          Do we dirty check this association, even when there are no columns to be updated?
 boolean isAnyType()
          Is this an "any" type.
 boolean isAssociationType()
          Return true if the implementation is castable to AssociationType.
 boolean isComponentType()
          Is this type a component type.
 boolean isDirty(Object old, Object current, boolean[] checkable, SessionImplementor session)
          Should the parent be considered dirty, given both the old and current field or element value?
 boolean isEmbedded()
           
 boolean isEmbeddedInXML()
           
 boolean isMethodOf(Method method)
           
 boolean isModified(Object old, Object current, boolean[] checkable, SessionImplementor session)
          Has the parent object been modified, compared to the current database state?
 boolean isMutable()
          Are objects of this type mutable.
 boolean isReferenceToPrimaryKey()
           
 boolean isSame(Object x, Object y, EntityMode entityMode)
          Compare two instances of the class mapped by this type for persistence "equality" - equality of persistent state - taking a shortcut for entity references.
 Object nullSafeGet(ResultSet rs, String[] names, SessionImplementor session, Object owner)
          Retrieve an instance of the mapped class from a JDBC resultset.
 Object nullSafeGet(ResultSet rs, String name, SessionImplementor session, Object owner)
          Retrieve an instance of the mapped class from a JDBC resultset.
 void nullSafeSet(PreparedStatement st, Object value, int index, boolean[] settable, SessionImplementor session)
          Write an instance of the mapped class to a prepared statement, ignoring some columns.
 void nullSafeSet(PreparedStatement st, Object value, int index, SessionImplementor session)
          Write an instance of the mapped class to a prepared statement.
 Object replace(Object original, Object target, SessionImplementor session, Object owner, Map copyCache)
          During merge, replace the existing (target) value in the entity we are merging to with a new (original) value from the detached entity we are merging.
 Object resolve(Object value, SessionImplementor session, Object owner)
          Map identifiers to entities or collections.
 Object semiResolve(Object value, SessionImplementor session, Object owner)
          Given a hydrated, but unresolved value, return a value that may be used to reconstruct property-ref associations.
 void setPropertyValues(Object component, Object[] values, EntityMode entityMode)
          Optional operation
 void setToXMLNode(org.dom4j.Node xml, Object value, SessionFactoryImplementor factory)
          A representation of the value to be embedded in an XML element.
 int[] sqlTypes(Mapping mapping)
          Return the SQL type codes for the columns mapped by this type.
 boolean[] toColumnNullness(Object value, Mapping mapping)
          Given an instance of the type, return an array of boolean, indicating which mapped columns would be null.
 String toLoggableString(Object value, SessionFactoryImplementor factory)
          A representation of the value to be embedded in a log file.
 boolean useLHSPrimaryKey()
          Is the primary key of the owning entity table to be used in the join?
 
Methods inherited from class org.hibernate.type.AbstractType
beforeAssemble, getHashCode, getHashCode, getSemiResolvedType, isCollectionType, isDirty, isEntityType, isEqual, isEqual, isXMLElement, replace, replaceNode
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.hibernate.type.Type
beforeAssemble, getHashCode, getHashCode, getSemiResolvedType, isCollectionType, isDirty, isEntityType, isEqual, isEqual, isXMLElement, replace
 

Constructor Detail

AnyType

public AnyType(Type metaType,
               Type identifierType)

AnyType

public AnyType()
Method Detail

deepCopy

public Object deepCopy(Object value,
                       EntityMode entityMode,
                       SessionFactoryImplementor factory)
                throws HibernateException
Description copied from interface: Type
Return a deep copy of the persistent state, stopping at entities and at collections.

Specified by:
deepCopy in interface Type
Parameters:
value - generally a collection element or entity field
entityMode -
factory -
Returns:
Object a copy
Throws:
HibernateException

isMethodOf

public boolean isMethodOf(Method method)
Specified by:
isMethodOf in interface AbstractComponentType

isSame

public boolean isSame(Object x,
                      Object y,
                      EntityMode entityMode)
               throws HibernateException
Description copied from interface: Type
Compare two instances of the class mapped by this type for persistence "equality" - equality of persistent state - taking a shortcut for entity references.

Specified by:
isSame in interface Type
Overrides:
isSame in class AbstractType
Throws:
HibernateException

compare

public int compare(Object x,
                   Object y,
                   EntityMode entityMode)
Description copied from interface: Type
compare two instances of the type

Specified by:
compare in interface Type
Overrides:
compare in class AbstractType

getColumnSpan

public int getColumnSpan(Mapping session)
                  throws MappingException
Description copied from interface: Type
How many columns are used to persist this type.

Specified by:
getColumnSpan in interface Type
Throws:
MappingException

getName

public String getName()
Description copied from interface: Type
Returns the abbreviated name of the type.

Specified by:
getName in interface Type
Returns:
String the Hibernate type name

isMutable

public boolean isMutable()
Description copied from interface: Type
Are objects of this type mutable. (With respect to the referencing object ... entities and collections are considered immutable because they manage their own internal state.)

Specified by:
isMutable in interface Type
Returns:
boolean

nullSafeGet

public Object nullSafeGet(ResultSet rs,
                          String name,
                          SessionImplementor session,
                          Object owner)
                   throws HibernateException,
                          SQLException
Description copied from interface: Type
Retrieve an instance of the mapped class from a JDBC resultset. Implementations should handle possibility of null values. This method might be called if the type is known to be a single-column type.

Specified by:
nullSafeGet in interface Type
Parameters:
rs -
name - the column name
session -
owner - the parent entity
Returns:
Object
Throws:
SQLException
HibernateException

nullSafeGet

public Object nullSafeGet(ResultSet rs,
                          String[] names,
                          SessionImplementor session,
                          Object owner)
                   throws HibernateException,
                          SQLException
Description copied from interface: Type
Retrieve an instance of the mapped class from a JDBC resultset. Implementors should handle possibility of null values.

Specified by:
nullSafeGet in interface Type
Parameters:
rs -
names - the column names
session -
owner - the parent entity
Returns:
Object
Throws:
HibernateException
SQLException
See Also:
alternative, 2-phase property initialization

hydrate

public Object hydrate(ResultSet rs,
                      String[] names,
                      SessionImplementor session,
                      Object owner)
               throws HibernateException,
                      SQLException
Description copied from interface: Type
Retrieve an instance of the mapped class, or the identifier of an entity or collection, from a JDBC resultset. This is useful for 2-phase property initialization - the second phase is a call to resolveIdentifier().

Specified by:
hydrate in interface Type
Overrides:
hydrate in class AbstractType
Throws:
HibernateException
SQLException

resolve

public Object resolve(Object value,
                      SessionImplementor session,
                      Object owner)
               throws HibernateException
Description copied from interface: Type
Map identifiers to entities or collections. This is the second phase of 2-phase property initialization.

Specified by:
resolve in interface Type
Overrides:
resolve in class AbstractType
Throws:
HibernateException

semiResolve

public Object semiResolve(Object value,
                          SessionImplementor session,
                          Object owner)
                   throws HibernateException
Description copied from interface: Type
Given a hydrated, but unresolved value, return a value that may be used to reconstruct property-ref associations.

Specified by:
semiResolve in interface Type
Overrides:
semiResolve in class AbstractType
Throws:
HibernateException

nullSafeSet

public void nullSafeSet(PreparedStatement st,
                        Object value,
                        int index,
                        SessionImplementor session)
                 throws HibernateException,
                        SQLException
Description copied from interface: Type
Write an instance of the mapped class to a prepared statement. Implementors should handle possibility of null values. A multi-column type should be written to parameters starting from index.

Specified by:
nullSafeSet in interface Type
Parameters:
st -
value - the object to write
index - statement parameter index
session -
Throws:
HibernateException
SQLException

nullSafeSet

public void nullSafeSet(PreparedStatement st,
                        Object value,
                        int index,
                        boolean[] settable,
                        SessionImplementor session)
                 throws HibernateException,
                        SQLException
Description copied from interface: Type
Write an instance of the mapped class to a prepared statement, ignoring some columns. Implementors should handle possibility of null values. A multi-column type should be written to parameters starting from index.

Specified by:
nullSafeSet in interface Type
Parameters:
st -
value - the object to write
index - statement parameter index
settable - an array indicating which columns to ignore
session -
Throws:
HibernateException
SQLException

getReturnedClass

public Class getReturnedClass()
Description copied from interface: Type
The class returned by nullSafeGet() methods. This is used to establish the class of an array of this type.

Specified by:
getReturnedClass in interface Type
Returns:
Class

sqlTypes

public int[] sqlTypes(Mapping mapping)
               throws MappingException
Description copied from interface: Type
Return the SQL type codes for the columns mapped by this type. The codes are defined on java.sql.Types.

Specified by:
sqlTypes in interface Type
Returns:
the typecodes
Throws:
MappingException
See Also:
Types

setToXMLNode

public void setToXMLNode(org.dom4j.Node xml,
                         Object value,
                         SessionFactoryImplementor factory)
Description copied from interface: Type
A representation of the value to be embedded in an XML element.

Specified by:
setToXMLNode in interface Type
Parameters:
value -
factory -
Returns:
String

toLoggableString

public String toLoggableString(Object value,
                               SessionFactoryImplementor factory)
                        throws HibernateException
Description copied from interface: Type
A representation of the value to be embedded in a log file.

Specified by:
toLoggableString in interface Type
Parameters:
value -
factory -
Returns:
String
Throws:
HibernateException

fromXMLNode

public Object fromXMLNode(org.dom4j.Node xml,
                          Mapping factory)
                   throws HibernateException
Description copied from interface: Type
Parse the XML representation of an instance.

Specified by:
fromXMLNode in interface Type
Parameters:
xml -
factory -
Returns:
an instance of the type
Throws:
HibernateException

assemble

public Object assemble(Serializable cached,
                       SessionImplementor session,
                       Object owner)
                throws HibernateException
Description copied from interface: Type
Reconstruct the object from its cached "disassembled" state.

Specified by:
assemble in interface Type
Overrides:
assemble in class AbstractType
Throws:
HibernateException

disassemble

public Serializable disassemble(Object value,
                                SessionImplementor session,
                                Object owner)
                         throws HibernateException
Description copied from interface: Type
Return a cacheable "disassembled" representation of the object.

Specified by:
disassemble in interface Type
Overrides:
disassemble in class AbstractType
Throws:
HibernateException

isAnyType

public boolean isAnyType()
Description copied from interface: Type
Is this an "any" type. i.e. a reference to a persistent entity that is not modelled as a (foreign key) association.

Specified by:
isAnyType in interface Type
Overrides:
isAnyType in class AbstractType

replace

public Object replace(Object original,
                      Object target,
                      SessionImplementor session,
                      Object owner,
                      Map copyCache)
               throws HibernateException
Description copied from interface: Type
During merge, replace the existing (target) value in the entity we are merging to with a new (original) value from the detached entity we are merging. For immutable objects, or null values, it is safe to simply return the first parameter. For mutable objects, it is safe to return a copy of the first parameter. For objects with component values, it might make sense to recursively replace component values.

Specified by:
replace in interface Type
Parameters:
original - the value from the detached entity being merged
target - the value in the managed entity
Returns:
the value to be merged
Throws:
HibernateException

getCascadeStyle

public CascadeStyle getCascadeStyle(int i)
Specified by:
getCascadeStyle in interface AbstractComponentType

getFetchMode

public FetchMode getFetchMode(int i)
Specified by:
getFetchMode in interface AbstractComponentType

getPropertyNames

public String[] getPropertyNames()
Description copied from interface: AbstractComponentType
Get the names of the component properties

Specified by:
getPropertyNames in interface AbstractComponentType

getPropertyValue

public Object getPropertyValue(Object component,
                               int i,
                               SessionImplementor session)
                        throws HibernateException
Specified by:
getPropertyValue in interface AbstractComponentType
Throws:
HibernateException

getPropertyValues

public Object[] getPropertyValues(Object component,
                                  SessionImplementor session)
                           throws HibernateException
Description copied from interface: AbstractComponentType
Get the values of the component properties of a component instance

Specified by:
getPropertyValues in interface AbstractComponentType
Throws:
HibernateException

getSubtypes

public Type[] getSubtypes()
Description copied from interface: AbstractComponentType
Get the types of the component properties

Specified by:
getSubtypes in interface AbstractComponentType

setPropertyValues

public void setPropertyValues(Object component,
                              Object[] values,
                              EntityMode entityMode)
                       throws HibernateException
Description copied from interface: AbstractComponentType
Optional operation

Specified by:
setPropertyValues in interface AbstractComponentType
Throws:
HibernateException

getPropertyValues

public Object[] getPropertyValues(Object component,
                                  EntityMode entityMode)
Description copied from interface: AbstractComponentType
Optional operation

Specified by:
getPropertyValues in interface AbstractComponentType

isComponentType

public boolean isComponentType()
Description copied from interface: Type
Is this type a component type. If so, the implementation must be castable to AbstractComponentType. A component type may own collections or associations and hence must provide certain extra functionality.

Specified by:
isComponentType in interface Type
Overrides:
isComponentType in class AbstractType

getForeignKeyDirection

public ForeignKeyDirection getForeignKeyDirection()
Description copied from interface: AssociationType
Get the foreign key directionality of this association

Specified by:
getForeignKeyDirection in interface AssociationType

isAssociationType

public boolean isAssociationType()
Description copied from interface: Type
Return true if the implementation is castable to AssociationType. This does not necessarily imply that the type actually represents an association.

Specified by:
isAssociationType in interface Type
Overrides:
isAssociationType in class AbstractType

useLHSPrimaryKey

public boolean useLHSPrimaryKey()
Description copied from interface: AssociationType
Is the primary key of the owning entity table to be used in the join?

Specified by:
useLHSPrimaryKey in interface AssociationType

getAssociatedJoinable

public Joinable getAssociatedJoinable(SessionFactoryImplementor factory)
Description copied from interface: AssociationType
Get the "persister" for this association - a class or collection persister

Specified by:
getAssociatedJoinable in interface AssociationType

isModified

public boolean isModified(Object old,
                          Object current,
                          boolean[] checkable,
                          SessionImplementor session)
                   throws HibernateException
Description copied from interface: Type
Has the parent object been modified, compared to the current database state?

Specified by:
isModified in interface Type
Overrides:
isModified in class AbstractType
Throws:
HibernateException

getAssociatedEntityName

public String getAssociatedEntityName(SessionFactoryImplementor factory)
                               throws MappingException
Description copied from interface: AssociationType
Get the entity name of the associated entity

Specified by:
getAssociatedEntityName in interface AssociationType
Throws:
MappingException

getPropertyNullability

public boolean[] getPropertyNullability()
Description copied from interface: AbstractComponentType
Optional operation

Specified by:
getPropertyNullability in interface AbstractComponentType
Returns:
nullability of component properties

getOnCondition

public String getOnCondition(String alias,
                             SessionFactoryImplementor factory,
                             Map enabledFilters)
                      throws MappingException
Description copied from interface: AssociationType
Get the "filtering" SQL fragment that is applied in the SQL on clause, in addition to the usual join condition

Specified by:
getOnCondition in interface AssociationType
Throws:
MappingException

isReferenceToPrimaryKey

public boolean isReferenceToPrimaryKey()

getRHSUniqueKeyPropertyName

public String getRHSUniqueKeyPropertyName()
Description copied from interface: AssociationType
The name of a unique property of the associated entity that provides the join key (null if the identifier of an entity, or key of a collection)

Specified by:
getRHSUniqueKeyPropertyName in interface AssociationType

getLHSPropertyName

public String getLHSPropertyName()
Description copied from interface: AssociationType
Get the name of a property in the owning entity that provides the join key (null if the identifier)

Specified by:
getLHSPropertyName in interface AssociationType

isAlwaysDirtyChecked

public boolean isAlwaysDirtyChecked()
Description copied from interface: AssociationType
Do we dirty check this association, even when there are no columns to be updated?

Specified by:
isAlwaysDirtyChecked in interface AssociationType

isEmbeddedInXML

public boolean isEmbeddedInXML()
Specified by:
isEmbeddedInXML in interface AssociationType

toColumnNullness

public boolean[] toColumnNullness(Object value,
                                  Mapping mapping)
Description copied from interface: Type
Given an instance of the type, return an array of boolean, indicating which mapped columns would be null.

Specified by:
toColumnNullness in interface Type
Parameters:
value - an instance of the type

isDirty

public boolean isDirty(Object old,
                       Object current,
                       boolean[] checkable,
                       SessionImplementor session)
                throws HibernateException
Description copied from interface: Type
Should the parent be considered dirty, given both the old and current field or element value?

Specified by:
isDirty in interface Type
Parameters:
old - the old value
current - the current value
checkable - which columns are actually updatable
session -
Returns:
true if the field is dirty
Throws:
HibernateException

isEmbedded

public boolean isEmbedded()
Specified by:
isEmbedded in interface AbstractComponentType