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## org.apache.cayenne.map
Class EntityInheritanceTree

    java.lang.Object
      org.apache.cayenne.map.EntityInheritanceTree

    public class EntityInheritanceTree

extends Object

A tree structure representing inheritance hierarchy of an ObjEntity and its subentities.

Since:
  1.1

Field Summary
`protected ObjEntity` | `entity`
`protected Expression` | `normalizedQualifier`
`protected Collection<EntityInheritanceTree>` | `subentities`

Constructor Summary
`EntityInheritanceTree(ObjEntity entity)`

Method Summary
`void` | `addChildNode(EntityInheritanceTree node)`
`Collection<ObjAttribute>` | `allAttributes()`
`Collection<ObjRelationship>` | `allRelationships()`
`Collection<ObjEntity>` | `allSubEntities()` Returns a collection containing this inheritance tree node entity and all its subentities.
`protected void` | `appendDeclaredAttributes(Collection<ObjAttribute> c)`
`protected void` | `appendDeclaredRelationships(Collection<ObjRelationship> c)`
`ObjEntity` | `entityMatchingRow(DataRow row)` Returns the deepest possible entity in the inheritance hierarchy that can be used to create objects from a given DataRow.
`Collection<EntityInheritanceTree>` | `getChildren()`
`int` | `getChildrenCount()`
`Expression` | `getDbQualifier()` Returns entity qualifier expressed as DB path qualifier or null if entity has no qualifier.
`ObjEntity` | `getEntity()`
`Expression` | `qualifierForEntityAndSubclasses()` Returns a qualifier Expression that matches root entity of this tree and all its subentities.

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

Field Detail

### entity

    protected ObjEntity entity

### subentities

    protected Collection<EntityInheritanceTree> subentities

### normalizedQualifier

    protected Expression normalizedQualifier

Constructor Detail

### EntityInheritanceTree

    public EntityInheritanceTree(ObjEntity entity)

Method Detail

### qualifierForEntityAndSubclasses

    public Expression qualifierForEntityAndSubclasses()

  Returns a qualifier Expression that matches root entity of this tree and all its subentities.

### entityMatchingRow

    public ObjEntity entityMatchingRow(DataRow row)

  Returns the deepest possible entity in the inheritance hierarchy that can be used to create objects from a given DataRow.

### getDbQualifier

    public Expression getDbQualifier()

  Returns entity qualifier expressed as DB path qualifier or null if entity has no qualifier.

  Since:
    3.0

### addChildNode

    public void addChildNode(EntityInheritanceTree node)

### getChildrenCount

    public int getChildrenCount()

### getChildren

    public Collection<EntityInheritanceTree> getChildren()

### getEntity

    public ObjEntity getEntity()

### allSubEntities

    public Collection<ObjEntity> allSubEntities()

  Returns a collection containing this inheritance tree node entity and all its subentities.

  Since:
    3.0

### allAttributes

    public Collection<ObjAttribute> allAttributes()

### allRelationships

    public Collection<ObjRelationship> allRelationships()

### appendDeclaredAttributes

    protected void appendDeclaredAttributes(Collection<ObjAttribute> c)

### appendDeclaredRelationships

    protected void appendDeclaredRelationships(Collection<ObjRelationship> c)

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