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## org.apache.cayenne.reflect
Class PersistentDescriptorFactory

    java.lang.Object
      org.apache.cayenne.reflect.PersistentDescriptorFactory

All Implemented Interfaces:
  ClassDescriptorFactory

Direct Known Subclasses:
  DataObjectDescriptorFactory, EnhancedPojoDescriptorFactory, ValueHolderDescriptorFactory

    public abstract class PersistentDescriptorFactory

extends Object
implements ClassDescriptorFactory

A convenience superclass for `ClassDescriptorFactory` implementors.

Since:
  3.0

Field Summary
`protected ClassDescriptorMap` | `descriptorMap`

Constructor Summary
`PersistentDescriptorFactory(ClassDescriptorMap descriptorMap)`

Method Summary
`protected Accessor` | `createAccessor(PersistentDescriptor descriptor, String propertyName, Class<?> propertyType)` Creates an accessor for the property.
`protected void` | `createAttributeProperty(PersistentDescriptor descriptor, ObjAttribute attribute)`
`protected PersistentDescriptor` | `createDescriptor()`
`protected Accessor` | `createEmbeddableAccessor(EmbeddableDescriptor descriptor, String propertyName, Class<?> propertyType)` Creates an accessor for the property of the embeddable class.
`protected EmbeddableDescriptor` | `createEmbeddableDescriptor(EmbeddedAttribute embeddedAttribute)` Creates a descriptor of the embedded property.
`protected void` | `createEmbeddedAttributeProperty(PersistentDescriptor descriptor, EmbeddedAttribute embeddedAttribute, ObjAttribute attribute)`
`protected Accessor` | `createMapKeyAccessor(ObjRelationship relationship, ClassDescriptor targetDescriptor)` Creates an accessor to read a map key for a given relationship.
`protected abstract void` | `createToManyCollectionProperty(PersistentDescriptor descriptor, ObjRelationship relationship)`
`protected abstract void` | `createToManyListProperty(PersistentDescriptor descriptor, ObjRelationship relationship)`
`protected abstract void` | `createToManyMapProperty(PersistentDescriptor descriptor, ObjRelationship relationship)`
`protected abstract void` | `createToManySetProperty(PersistentDescriptor descriptor, ObjRelationship relationship)`
`protected abstract void` | `createToOneProperty(PersistentDescriptor descriptor, ObjRelationship relationship)`
`protected ClassDescriptor` | `getDescriptor(ObjEntity entity, Class<?> entityClass)`
`ClassDescriptor` | `getDescriptor(String entityName)` Returns a ClassDescriptor instance for a given symbolic entity name.
`protected void` | `indexQualifiers(PersistentDescriptor descriptor, EntityInheritanceTree inheritanceTree)`
`protected void` | `indexRootDbEntities(PersistentDescriptor descriptor, EntityInheritanceTree inheritanceTree)`
`protected void` | `indexSubclassDescriptors(PersistentDescriptor descriptor, EntityInheritanceTree inheritanceTree)`
`protected void` | `indexSuperclassProperties(PersistentDescriptor descriptor)` Adds superclass properties to the descriptor, applying proper overrides.

Methods inherited from class java.lang.Object
`clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Field Detail

### descriptorMap

    protected ClassDescriptorMap descriptorMap

Constructor Detail

### PersistentDescriptorFactory

    public PersistentDescriptorFactory(ClassDescriptorMap descriptorMap)

Method Detail

### getDescriptor

    public ClassDescriptor getDescriptor(String entityName)

  Description copied from interface: `ClassDescriptorFactory`
  Returns a ClassDescriptor instance for a given symbolic entity name. Returns null if this factory doesn't support this type of entity.

  Specified by:
    `getDescriptor` in interface `ClassDescriptorFactory`

### getDescriptor

    protected ClassDescriptor getDescriptor(ObjEntity entity,
                                            Class<?> entityClass)

### createDescriptor

    protected PersistentDescriptor createDescriptor()

### createAttributeProperty

    protected void createAttributeProperty(PersistentDescriptor descriptor,
                                           ObjAttribute attribute)

### createEmbeddedAttributeProperty

    protected void createEmbeddedAttributeProperty(PersistentDescriptor descriptor,
                                                   EmbeddedAttribute embeddedAttribute,
                                                   ObjAttribute attribute)

### createToOneProperty

    protected abstract void createToOneProperty(PersistentDescriptor descriptor,
                                                ObjRelationship relationship)

### createToManySetProperty

    protected abstract void createToManySetProperty(PersistentDescriptor descriptor,
                                                    ObjRelationship relationship)

### createToManyMapProperty

    protected abstract void createToManyMapProperty(PersistentDescriptor descriptor,
                                                    ObjRelationship relationship)

### createToManyListProperty

    protected abstract void createToManyListProperty(PersistentDescriptor descriptor,
                                                     ObjRelationship relationship)

### createToManyCollectionProperty

    protected abstract void createToManyCollectionProperty(PersistentDescriptor descriptor,
                                                           ObjRelationship relationship)

### indexSubclassDescriptors

    protected void indexSubclassDescriptors(PersistentDescriptor descriptor,
                                            EntityInheritanceTree inheritanceTree)

### indexRootDbEntities

    protected void indexRootDbEntities(PersistentDescriptor descriptor,
                                       EntityInheritanceTree inheritanceTree)

### indexQualifiers

    protected void indexQualifiers(PersistentDescriptor descriptor,
                                   EntityInheritanceTree inheritanceTree)

### indexSuperclassProperties

    protected void indexSuperclassProperties(PersistentDescriptor descriptor)

  Adds superclass properties to the descriptor, applying proper overrides.

### createAccessor

    protected Accessor createAccessor(PersistentDescriptor descriptor,
                                      String propertyName,
                                      Class<?> propertyType)
                               throws PropertyException

  Creates an accessor for the property.

  Throws:
    `PropertyException`

### createMapKeyAccessor

    protected Accessor createMapKeyAccessor(ObjRelationship relationship,
                                            ClassDescriptor targetDescriptor)

  Creates an accessor to read a map key for a given relationship.

### createEmbeddableAccessor

    protected Accessor createEmbeddableAccessor(EmbeddableDescriptor descriptor,
                                                String propertyName,
                                                Class<?> propertyType)

  Creates an accessor for the property of the embeddable class.

### createEmbeddableDescriptor

    protected EmbeddableDescriptor createEmbeddableDescriptor(EmbeddedAttribute embeddedAttribute)

  Creates a descriptor of the embedded property.

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