org.eclipse.emf.ecore.util
Class EcoreUtil.ExternalCrossReferencer

java.lang.Object
  |
  +--java.util.AbstractMap
        |
        +--java.util.HashMap
              |
              +--org.eclipse.emf.ecore.util.EcoreUtil.CrossReferencer
                    |
                    +--org.eclipse.emf.ecore.util.EcoreUtil.ExternalCrossReferencer

All Implemented Interfaces:

java.lang.Cloneable, java.util.Map, java.io.Serializable

Enclosing class:

EcoreUtil

public static class EcoreUtil.ExternalCrossReferencer

extends EcoreUtil.CrossReferencer

A cross referencer that finds all references that are not contained within the content trees.

See Also:

Serialized Form

Inner classes inherited from class java.util.Map

java.util.Map.Entry

Fields inherited from class org.eclipse.emf.ecore.util.EcoreUtil.CrossReferencer

emfObjects

Constructor Summary

protected	EcoreUtil.ExternalCrossReferencer(java.util.Collection emfObjects) Creates an instance for the given collection of objects.
protected	EcoreUtil.ExternalCrossReferencer(EObject eObject) Creates an instance for the given object.
protected	EcoreUtil.ExternalCrossReferencer(Resource resource) Creates an instance for the given resource.
protected	EcoreUtil.ExternalCrossReferencer(ResourceSet resourceSet) Creates an instance for the given resource set.

Method Summary

protected boolean	crossReference(EObject eObject, EReference eReference, EObject crossReferencedEObject) Return true if the specified eReference from eObject to crossReferencedEObject should be considiered a cross reference by this cross referencer.
static java.util.Map	find(java.util.Collection emfObjectsToSearch) Returns a map of all external cross references from the combined content trees of the specified collection of objects.
static java.util.Map	find(EObject eObject) Returns a map of all external cross references from the specified content tree.
static java.util.Map	find(Resource resource) Returns a map of all external cross references from the specified content tree.
static java.util.Map	find(ResourceSet resourceSet) Returns a map of all external cross references from the specified content tree.
protected java.util.Map	findExternalCrossReferences() Returns the map of external cross references for this cross referencer.

Methods inherited from class org.eclipse.emf.ecore.util.EcoreUtil.CrossReferencer

containment, crossReference, done, getCollection, handleCrossReference, newCollection, newContentsIterator, print, print, resolve, toString

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

EcoreUtil.ExternalCrossReferencer

protected EcoreUtil.ExternalCrossReferencer(java.util.Collection emfObjects)

Creates an instance for the given collection of objects.

Parameters:

emfObjects - the collection of objects to cross reference.

EcoreUtil.ExternalCrossReferencer

protected EcoreUtil.ExternalCrossReferencer(EObject eObject)

Creates an instance for the given object.

Parameters:

eObject - the object to cross reference.

EcoreUtil.ExternalCrossReferencer

protected EcoreUtil.ExternalCrossReferencer(Resource resource)

Creates an instance for the given resource.

Parameters:

resource - the resource to cross reference.

EcoreUtil.ExternalCrossReferencer

protected EcoreUtil.ExternalCrossReferencer(ResourceSet resourceSet)

Creates an instance for the given resource set.

Parameters:

resourceSet - the resource set to cross reference.

Method Detail

crossReference

protected boolean crossReference(EObject eObject,
                                 EReference eReference,
                                 EObject crossReferencedEObject)

Return true if the specified eReference from eObject to crossReferencedEObject should be considiered a cross reference by this cross referencer.

Overrides:

crossReference in class EcoreUtil.CrossReferencer

Parameters:

eObject - an object in the cross referencer's content tree.

eReference - a reference from the object.

crossReferencedEObject - the target of the specified reference.

Returns:

if the cross referencer should consider the specified reference a cross reference.

findExternalCrossReferences

protected java.util.Map findExternalCrossReferences()

Returns the map of external cross references for this cross referencer.

Returns:

a map of cross references.

find

public static java.util.Map find(EObject eObject)

Returns a map of all external cross references from the specified content tree.

Parameters:

eObject - an object whose content trees should be considered.

Returns:

a map of cross references.

find

public static java.util.Map find(Resource resource)

Returns a map of all external cross references from the specified content tree.

Parameters:

resource - a resource whose content tree should be considered.

Returns:

a map of cross references.

find

public static java.util.Map find(ResourceSet resourceSet)

Returns a map of all external cross references from the specified content tree.

Parameters:

resourceSet - a resourceSet whose content tree should be considered.

Returns:

a map of cross references.

find

public static java.util.Map find(java.util.Collection emfObjectsToSearch)

Returns a map of all external cross references from the combined content trees of the specified collection of objects.

Parameters:

emfObjectsToSearch - a collection of objects whose combined content trees should be considered.

Returns:

a map of cross references.