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Hibernate 3.2.4 正式版 API 英文文档
JoinedSubclassEntityPersister (Hibernate API Documentation) - Hibernate 3.2.4 正式版 API 英文文档
org.hibernate.persister.entity
Class JoinedSubclassEntityPersister
java.lang.Object
org.hibernate.persister.entity.AbstractEntityPersister
org.hibernate.persister.entity.JoinedSubclassEntityPersister
- All Implemented Interfaces:
- ClassMetadata, EntityPersister, Joinable, LazyPropertyInitializer, Loadable, Lockable, OptimisticCacheSource, OuterJoinLoadable, PostInsertIdentityPersister, PropertyMapping, Queryable, SQLLoadable, UniqueKeyLoadable
- public class JoinedSubclassEntityPersister
- extends AbstractEntityPersister
An EntityPersister implementing the normalized "table-per-subclass"
mapping strategy
- Author:
- Gavin King
| Fields inherited from class org.hibernate.persister.entity.AbstractEntityPersister |
customSQLDelete, customSQLInsert, customSQLUpdate, deleteCallable, deleteResultCheckStyles, ENTITY_CLASS, insertCallable, insertResultCheckStyles, propertyMapping, rowIdName, updateCallable, updateResultCheckStyles |
|
Method Summary |
void |
addDiscriminatorToSelect(SelectFragment select,
String name,
String suffix)
|
String |
filterFragment(String alias)
|
String |
fromTableFragment(String alias)
Get the main from table fragment, given a query alias. |
String |
generateFilterConditionAlias(String rootAlias)
The alias used for any filter conditions (mapped where-fragments or
enabled-filters). |
String[] |
getConstraintOrderedTableNameClosure()
Get the names of all tables used in the hierarchy (up and down) ordered such
that deletes in the given order would not cause contraint violations. |
String[][] |
getContraintOrderedTableKeyColumnClosure()
For each table specified in getConstraintOrderedTableNameClosure(), get
the columns that define the key between the various hierarchy classes. |
String |
getDiscriminatorSQLValue()
Get the discriminator value for this particular concrete subclass,
as a string that may be embedded in a select statement |
Type |
getDiscriminatorType()
Get the discriminator type |
String[] |
getIdentifierColumnNames()
Get the names of columns used to persist the identifier |
protected String[] |
getKeyColumns(int j)
|
Serializable[] |
getPropertySpaces()
Returns an array of objects that identify spaces in which properties of
this entity are persisted, for instances of this class only. |
String |
getPropertyTableName(String propertyName)
Get the table name for the given property path |
protected int[] |
getPropertyTableNumbers()
|
protected int[] |
getPropertyTableNumbersInSelect()
|
String |
getRootTableAlias(String drivingAlias)
Get the SQL alias this persister would use for the root table
given the passed driving alias. |
String |
getRootTableName()
Locks are always applied to the "root table". |
protected int[] |
getSubclassColumnTableNumberClosure()
|
String |
getSubclassForDiscriminatorValue(Object value)
Get the concrete subclass corresponding to the given discriminator
value |
protected int[] |
getSubclassFormulaTableNumberClosure()
|
Queryable.Declarer |
getSubclassPropertyDeclarer(String propertyPath)
Determine whether the given property is declared by our
mapped class, our super class, or one of our subclasses... |
String |
getSubclassPropertyTableName(int i)
Return the table name used to persist the numbered property of the
class or a subclass. |
protected int |
getSubclassPropertyTableNumber(int i)
|
protected String[] |
getSubclassTableKeyColumns(int j)
|
String |
getSubclassTableName(int j)
Get the name of the table with the given index from the internal
array. |
int |
getSubclassTableSpan()
|
String |
getTableName()
The table to join to. |
protected String |
getTableName(int j)
|
int |
getTableSpan()
|
protected boolean |
isClassOrSuperclassTable(int j)
|
boolean |
isMultiTable()
Is the inheritence hierarchy described by this persister contained across
multiple tables? |
protected boolean |
isPropertyOfTable(int property,
int j)
|
protected boolean |
isTableCascadeDeleteEnabled(int j)
|
String[] |
toColumns(String alias,
String propertyName)
Given a query alias and a property path, return the qualified
column name |
| Methods inherited from class org.hibernate.persister.entity.AbstractEntityPersister |
addDiscriminatorToInsert, afterInitialize, afterReassociate, canExtractIdOutOfEntity, check, concretePropertySelectFragment, concretePropertySelectFragment, concretePropertySelectFragment, concretePropertySelectFragmentSansLeadingComma, consumesCollectionAlias, consumesEntityAlias, countSubclassProperties, createEntityLoader, createEntityLoader, createFrom, createJoin, createJoin, createProxy, createQueryLoader, createSelect, createUniqueKeyLoaders, createWhereByKey, dehydrate, dehydrate, delete, delete, filterFragment, findDirty, findModified, forceVersionIncrement, fromJoinFragment, generateDeleteString, generateIdentityInsertString, generateInsertGeneratedValuesSelectString, generateInsertString, generateInsertString, generateInsertString, generateLazySelectString, generateLocker, generateSelectVersionString, generateSnapshotSelectString, generateTableAlias, generateUpdateGeneratedValuesSelectString, generateUpdateString, generateUpdateString, getCache, getCacheEntryStructure, getCascadeStyle, getClassMetadata, getConcreteProxyClass, getCurrentVersion, getDatabaseSnapshot, getDiscriminatorAlias, getDiscriminatorAlias, getDiscriminatorColumnName, getDiscriminatorFormulaTemplate, getEntityMetamodel, getEntityName, getEntityType, getFactory, getFetchMode, getIdentifier, getIdentifierAliases, getIdentifierAliases, getIdentifierColumnSpan, getIdentifierGenerator, getIdentifierPropertyName, getIdentifierType, getIdentitySelectString, getKeyColumnNames, getLazyProperties, getMappedClass, getMappedSuperclass, getName, getNaturalIdentifierProperties, getNaturalIdentifierSnapshot, getNonLazyPropertyUpdateability, getPropertiesToInsert, getPropertiesToUpdate, getPropertyAliases, getPropertyCascadeStyles, getPropertyCheckability, getPropertyColumnNames, getPropertyColumnNames, getPropertyColumnSpan, getPropertyIndex, getPropertyInsertability, getPropertyInsertGenerationInclusions, getPropertyLaziness, getPropertyNames, getPropertyNullability, getPropertySpan, getPropertySubclassNames, getPropertyType, getPropertyTypes, getPropertyUpdateability, getPropertyUpdateability, getPropertyUpdateGenerationInclusions, getPropertyValue, getPropertyValue, getPropertyValues, getPropertyValuesToInsert, getPropertyVersionability, getQuerySpaces, getRootEntityName, getRootTableIdentifierColumnNames, getRootTableKeyColumnNames, getSelectByUniqueKeyString, getSequentialSelect, getSQLDeleteStrings, getSQLIdentityInsertString, getSQLInsertStrings, getSQLLazySelectString, getSQLLazyUpdateByRowIdStrings, getSQLLazyUpdateStrings, getSQLSnapshotSelectString, getSQLUpdateByRowIdStrings, getSQLUpdateStrings, getSQLWhereString, getSubclassColumnAliasClosure, getSubclassColumnClosure, getSubclassColumnLazyiness, getSubclassEntityPersister, getSubclassFormulaAliasClosure, getSubclassFormulaClosure, getSubclassFormulaLazyiness, getSubclassFormulaTemplateClosure, getSubclassPropertyColumnAliases, getSubclassPropertyColumnNameClosure, getSubclassPropertyColumnNames, getSubclassPropertyColumnNames, getSubclassPropertyFormulaTemplateClosure, getSubclassPropertyName, getSubclassPropertyNameClosure, getSubclassPropertySubclassNameClosure, getSubclassPropertyTableNumber, getSubclassPropertyType, getSubclassPropertyTypeClosure, getTableUpdateNeeded, getTemporaryIdTableDDL, getTemporaryIdTableName, getTuplizer, getTuplizer, getType, getVersion, getVersionColumnName, getVersionComparator, getVersionedTableName, getVersionProperty, getVersionSelectString, getVersionType, guessEntityMode, hasCache, hasCascades, hasCollections, hasEmbeddedCompositeIdentifier, hasFormulaProperties, hasIdentifierProperty, hasInsertGeneratedProperties, hasLazyProperties, hasMutableProperties, hasNaturalIdentifier, hasProxy, hasRowId, hasSequentialSelect, hasSubclasses, hasSubselectLoadableCollections, hasUninitializedLazyProperties, hasUpdateGeneratedProperties, hasWhere, hydrate, identifierSelectFragment, implementsLifecycle, implementsValidatable, initializeLazyProperty, initLockers, initPropertyPaths, initSubclassPropertyAliasesMap, insert, insert, insert, insert, instantiate, isAbstract, isBatchable, isBatchLoadable, isCacheInvalidationRequired, isCollection, isDefinedOnSubclass, isDeleteCallable, isExplicitPolymorphism, isIdentifierAssignedByInsert, isInherited, isInsertCallable, isInstance, isInstrumented, isInverseSubclassTable, isInverseTable, isLazyPropertiesCacheable, isMutable, isNullableSubclassTable, isNullableTable, isPolymorphic, isSelectBeforeUpdateRequired, isSubclassEntityName, isSubclassPropertyDeferred, isSubclassPropertyNullable, isSubclassTableLazy, isSubclassTableSequentialSelect, isTransient, isUpdateCallable, isVersioned, isVersionPropertyGenerated, isVersionPropertyInsertable, load, loadByUniqueKey, lock, logStaticSQL, oneToManyFilterFragment, optimisticLockMode, postConstruct, postInstantiate, processInsertGeneratedProperties, processUpdateGeneratedProperties, propertySelectFragment, renderSelect, resetIdentifier, selectFragment, selectFragment, setIdentifier, setPropertyValue, setPropertyValue, setPropertyValues, toColumns, toColumns, toString, toType, update, update, updateOrInsert, useDynamicInsert, useDynamicUpdate, useGetGeneratedKeys, useInsertSelectIdentity, whereJoinFragment |
JoinedSubclassEntityPersister
public JoinedSubclassEntityPersister(PersistentClass persistentClass,
CacheConcurrencyStrategy cache,
SessionFactoryImplementor factory,
Mapping mapping)
throws HibernateException
getSubclassPropertyTableName
public String getSubclassPropertyTableName(int i)
- Description copied from interface:
OuterJoinLoadable
- Return the table name used to persist the numbered property of the
class or a subclass.
getDiscriminatorType
public Type getDiscriminatorType()
- Description copied from interface:
Loadable
- Get the discriminator type
getDiscriminatorSQLValue
public String getDiscriminatorSQLValue()
- Description copied from interface:
Queryable
- Get the discriminator value for this particular concrete subclass,
as a string that may be embedded in a select statement
getSubclassForDiscriminatorValue
public String getSubclassForDiscriminatorValue(Object value)
- Description copied from interface:
Loadable
- Get the concrete subclass corresponding to the given discriminator
value
getPropertySpaces
public Serializable[] getPropertySpaces()
- Description copied from interface:
EntityPersister
- Returns an array of objects that identify spaces in which properties of
this entity are persisted, for instances of this class only.
For most implementations, this returns the complete set of table names
to which instances of the mapped entity are persisted (not accounting
for superclass entity mappings).
- Returns:
- The property spaces.
getTableName
protected String getTableName(int j)
- Specified by:
getTableName in class AbstractEntityPersister
getKeyColumns
protected String[] getKeyColumns(int j)
- Specified by:
getKeyColumns in class AbstractEntityPersister
isTableCascadeDeleteEnabled
protected boolean isTableCascadeDeleteEnabled(int j)
- Specified by:
isTableCascadeDeleteEnabled in class AbstractEntityPersister
isPropertyOfTable
protected boolean isPropertyOfTable(int property,
int j)
- Specified by:
isPropertyOfTable in class AbstractEntityPersister
fromTableFragment
public String fromTableFragment(String alias)
- Description copied from interface:
OuterJoinLoadable
- Get the main from table fragment, given a query alias.
getTableName
public String getTableName()
- Description copied from interface:
Joinable
- The table to join to.
addDiscriminatorToSelect
public void addDiscriminatorToSelect(SelectFragment select,
String name,
String suffix)
- Overrides:
addDiscriminatorToSelect in class AbstractEntityPersister
filterFragment
public String filterFragment(String alias)
- Specified by:
filterFragment in class AbstractEntityPersister
generateFilterConditionAlias
public String generateFilterConditionAlias(String rootAlias)
- Description copied from interface:
Queryable
- The alias used for any filter conditions (mapped where-fragments or
enabled-filters).
This may or may not be different from the root alias depending upon the
inheritence mapping strategy.
- Specified by:
generateFilterConditionAlias in interface Queryable- Overrides:
generateFilterConditionAlias in class AbstractEntityPersister
getIdentifierColumnNames
public String[] getIdentifierColumnNames()
- Description copied from interface:
Queryable
- Get the names of columns used to persist the identifier
- Specified by:
getIdentifierColumnNames in interface Loadable- Overrides:
getIdentifierColumnNames in class AbstractEntityPersister
toColumns
public String[] toColumns(String alias,
String propertyName)
throws QueryException
- Description copied from interface:
PropertyMapping
- Given a query alias and a property path, return the qualified
column name
- Specified by:
toColumns in interface PropertyMapping- Overrides:
toColumns in class AbstractEntityPersister
- Throws:
QueryException
getPropertyTableNumbersInSelect
protected int[] getPropertyTableNumbersInSelect()
- Specified by:
getPropertyTableNumbersInSelect in class AbstractEntityPersister
getSubclassPropertyTableNumber
protected int getSubclassPropertyTableNumber(int i)
- Specified by:
getSubclassPropertyTableNumber in class AbstractEntityPersister
getTableSpan
public int getTableSpan()
- Specified by:
getTableSpan in class AbstractEntityPersister
isMultiTable
public boolean isMultiTable()
- Description copied from interface:
Queryable
- Is the inheritence hierarchy described by this persister contained across
multiple tables?
- Specified by:
isMultiTable in interface Queryable- Overrides:
isMultiTable in class AbstractEntityPersister
getSubclassColumnTableNumberClosure
protected int[] getSubclassColumnTableNumberClosure()
- Specified by:
getSubclassColumnTableNumberClosure in class AbstractEntityPersister
getSubclassFormulaTableNumberClosure
protected int[] getSubclassFormulaTableNumberClosure()
- Specified by:
getSubclassFormulaTableNumberClosure in class AbstractEntityPersister
getPropertyTableNumbers
protected int[] getPropertyTableNumbers()
- Specified by:
getPropertyTableNumbers in class AbstractEntityPersister
getSubclassTableKeyColumns
protected String[] getSubclassTableKeyColumns(int j)
- Specified by:
getSubclassTableKeyColumns in class AbstractEntityPersister
getSubclassTableName
public String getSubclassTableName(int j)
- Description copied from interface:
Queryable
- Get the name of the table with the given index from the internal
array.
- Specified by:
getSubclassTableName in interface Queryable- Specified by:
getSubclassTableName in class AbstractEntityPersister
getSubclassTableSpan
public int getSubclassTableSpan()
- Specified by:
getSubclassTableSpan in class AbstractEntityPersister
isClassOrSuperclassTable
protected boolean isClassOrSuperclassTable(int j)
- Specified by:
isClassOrSuperclassTable in class AbstractEntityPersister
getPropertyTableName
public String getPropertyTableName(String propertyName)
- Description copied from interface:
OuterJoinLoadable
- Get the table name for the given property path
getConstraintOrderedTableNameClosure
public String[] getConstraintOrderedTableNameClosure()
- Description copied from interface:
Queryable
- Get the names of all tables used in the hierarchy (up and down) ordered such
that deletes in the given order would not cause contraint violations.
- Returns:
- The ordered array of table names.
getContraintOrderedTableKeyColumnClosure
public String[][] getContraintOrderedTableKeyColumnClosure()
- Description copied from interface:
Queryable
- For each table specified in
Queryable.getConstraintOrderedTableNameClosure(), get
the columns that define the key between the various hierarchy classes.
The first dimension here corresponds to the table indexes returned in
Queryable.getConstraintOrderedTableNameClosure().
The second dimension should have the same length across all the elements in
the first dimension. If not, that'd be a problem ;)
- Returns:
getRootTableName
public String getRootTableName()
- Description copied from interface:
Lockable
- Locks are always applied to the "root table".
- Specified by:
getRootTableName in interface Lockable- Overrides:
getRootTableName in class AbstractEntityPersister
getRootTableAlias
public String getRootTableAlias(String drivingAlias)
- Description copied from interface:
Lockable
- Get the SQL alias this persister would use for the root table
given the passed driving alias.
- Specified by:
getRootTableAlias in interface Lockable- Overrides:
getRootTableAlias in class AbstractEntityPersister
getSubclassPropertyDeclarer
public Queryable.Declarer getSubclassPropertyDeclarer(String propertyPath)
- Description copied from interface:
Queryable
- Determine whether the given property is declared by our
mapped class, our super class, or one of our subclasses...
Note: the method is called 'subclass property...' simply
for consistency sake (e.g.
Queryable.getSubclassPropertyTableNumber(java.lang.String)
- Specified by:
getSubclassPropertyDeclarer in interface Queryable- Overrides:
getSubclassPropertyDeclarer in class AbstractEntityPersister
