Queryable (Hibernate API Documentation) - Hibernate 2.1.8 正式版 API 英文文档

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net.sf.hibernate.persister
Interface Queryable

All Superinterfaces:: ClassPersister, Joinable, Loadable, PropertyMapping

All Known Implementing Classes:: AbstractEntityPersister, EntityPersister

public interface Queryable
extends Loadable, PropertyMapping, Joinable

Extends the generic ClassPersister contract to add operations required by the Hibernate Query Language

Author:: Gavin King

Field Summary

Fields inherited from interface net.sf.hibernate.persister.ClassPersister

ENTITY_ID

Method Summary

Object getDiscriminatorSQLValue()
          Get the discriminator value for this particular concrete subclass, as a string that may be embedded in a select statement

String[] getIdentifierColumnNames()
          Get the names of columns used to persist the identifier

Class getMappedSuperclass()
          Get the class that this class is mapped as a subclass of - not necessarily the direct superclass

String identifierSelectFragment(String name, String suffix)
          Given a query alias and an identifying suffix, render the intentifier select fragment.

boolean isExplicitPolymorphism()
          Is this class explicit polymorphism only?

boolean isInherited()
          Is this class mapped as a subclass of another class?

String propertySelectFragment(String alias, String suffix)
          Given a query alias and an identifying suffix, render the property select fragment.

String queryWhereFragment(String alias, boolean innerJoin, boolean includeSubclasses)
          Get the where clause fragment, given a query alias

Methods inherited from interface net.sf.hibernate.persister.Loadable

getDiscriminatorAlias, getDiscriminatorType, getIdentifierAliases, getPropertyAliases, getSubclassForDiscriminatorValue, hasSubclasses

Methods inherited from interface net.sf.hibernate.persister.ClassPersister

createProxy, delete, findDirty, findModified, getCache, getClassMetadata, getClassName, getConcreteProxyClass, getCurrentPersistentState, getCurrentVersion, getIdentifier, getIdentifierGenerator, getIdentifierPropertyName, getIdentifierSpace, getIdentifierType, getMappedClass, getPropertyCascadeStyles, getPropertyInsertability, getPropertyNames, getPropertyNullability, getPropertySpaces, getPropertyType, getPropertyTypes, getPropertyUpdateability, getPropertyValue, getPropertyValue, getPropertyValues, getVersion, getVersionProperty, getVersionType, hasCache, hasCascades, hasCollections, hasIdentifierProperty, hasIdentifierPropertyOrEmbeddedCompositeIdentifier, hasProxy, implementsLifecycle, implementsValidatable, insert, insert, instantiate, isBatchLoadable, isCacheInvalidationRequired, isIdentifierAssignedByInsert, isMutable, isUnsaved, isVersioned, load, lock, postInstantiate, setIdentifier, setPropertyValue, setPropertyValues, update

Methods inherited from interface net.sf.hibernate.persister.PropertyMapping

getType, toColumns, toType

Methods inherited from interface net.sf.hibernate.persister.Joinable

consumesAlias, fromJoinFragment, getJoinKeyColumnNames, getName, getTableName, isCollection, isManyToMany, selectFragment, whereJoinFragment

Method Detail

isInherited

public boolean isInherited()

Is this class mapped as a subclass of another class?

isExplicitPolymorphism

public boolean isExplicitPolymorphism()

Is this class explicit polymorphism only?

getMappedSuperclass

public Class getMappedSuperclass()

Get the class that this class is mapped as a subclass of - not necessarily the direct superclass

getDiscriminatorSQLValue

public Object getDiscriminatorSQLValue()

Get the discriminator value for this particular concrete subclass, as a string that may be embedded in a select statement

queryWhereFragment

public String queryWhereFragment(String alias,
                                 boolean innerJoin,
                                 boolean includeSubclasses)
                          throws MappingException

Get the where clause fragment, given a query alias

Throws:: MappingException

identifierSelectFragment

public String identifierSelectFragment(String name,
                                       String suffix)

Given a query alias and an identifying suffix, render the intentifier select fragment.

propertySelectFragment

public String propertySelectFragment(String alias,
                                     String suffix)

Given a query alias and an identifying suffix, render the property select fragment.

getIdentifierColumnNames

public String[] getIdentifierColumnNames()

Get the names of columns used to persist the identifier