# Package org.eclipse.emf.cdo.common.model

package org.eclipse.emf.cdo.common.model
Common concepts for dealing with models and types.

Related Packages
Package
Description
org.eclipse.emf.cdo.common
Common concepts that are differently extended in clients and servers.
Class
Description
CDOClassifierRef
References an `EClassifier`.
CDOClassifierRef.Provider
Provides `classifier references`.
CDOClassInfo
An EMF `adapter` that encapsulates CDO specific information about an `EClass`.
CDOFeatureType
CDOModelConstants
Symbolic model constants commonly used in CDO.
CDOModelUtil
Various static helper methods for dealing with CDO meta models.
CDOPackageInfo
Describes a single `package` instance of the nested package tree strucure represented by the containing `package unit`.
CDOPackageRegistry
An EMF `package registry` that is used by CDO `repositories` and `sessions`.
CDOPackageRegistryPopulator
Populates a `target` package registry by asynchronously polling a `source` package registry for new `EPackage` registrations.
CDOPackageRegistryPopulator.Descriptor
A package `descriptor` that resolves `packages` from a `source` package registry.
CDOPackageTypeRegistry
A `singleton` registry for the `package unit types` of EMF `packages`.
CDOPackageTypeRegistry.CDOObjectMarker
A common marker interface for CDO (native) objects.
CDOPackageUnit
Represents a tree structure of nested `packages` that are registered with a `package registry` and that can only be serialized as a whole.
CDOPackageUnit.State
Describes the possible states a `package unit` may be in during its lifecycle.
CDOPackageUnit.Type
Describes the `instances` of `classes` of a `package unit`.
CDOType
Provides access to all CDO-supported data types.
CDOType.Handler
CDOType.Handler.Factory
CDOType.Handler.Registry
EMFPredicates
Predefined `predicates` to test for various `feature` types.
EMFUtil
Various static helper methods for dealing with EMF meta models.
EMFUtil.ExtResourceSet
An extension of `ResourceSetImpl` that allows demandLoading of resources and delegation of resource lookups, to be switched on/off as desired.