enriching the library functionality

refs 1565

org.fortiss.tooling.base/trunk/src/org/fortiss/tooling/base/library/ModelElementLibraryService.java

@@ -106,6 +106,12 @@ public class ModelElementLibraryService implements ILibraryService {
 		ILibraryService.INSTANCE.ensureWrappedElementIsUpToDate(ref);
 	}
 
+	/** {@inheritDoc} */
+	@Override
+	public void ensureChildrenLibraryReferenceAreUpToDate(EObject context) {
+		ILibraryService.INSTANCE.ensureChildrenLibraryReferenceAreUpToDate(context);
+	}
+
 	/** {@inheritDoc} */
 	@Override
 	public void addElementToLibrary(ILibraryPackage pack, EObject obj) {

org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/internal/LibraryService.java

@@ -17,6 +17,7 @@ $Id: PersistencyService.java 5274 2012-08-02 07:54:11Z mou $
 +--------------------------------------------------------------------------*/
 package org.fortiss.tooling.kernel.internal;
 
+import static org.fortiss.tooling.kernel.utils.EcoreUtils.getChildrenWithType;
 import static org.fortiss.tooling.kernel.utils.EcoreUtils.pickInstanceOf;
 import static org.fortiss.tooling.kernel.utils.KernelModelElementUtils.getParentElement;
 
@@ -216,6 +217,16 @@ public class LibraryService extends EObjectAwareServiceBase<ILibraryElementHandl
 		}
 	}
 
+	/** {@inheritDoc} */
+	@Override
+	public void ensureChildrenLibraryReferenceAreUpToDate(EObject context) {
+		EList<ILibraryElementReference> libReferences;
+		libReferences = getChildrenWithType(context, ILibraryElementReference.class);
+		for(ILibraryElementReference ref : libReferences) {
+			ensureWrappedElementIsUpToDate(ref);
+		}
+	}
+
 	/** {@inheritDoc} */
 	@Override
 	public void addElementToLibrary(final ILibraryPackage pack, final EObject namedElement) {

org.fortiss.tooling.kernel/trunk/src/org/fortiss/tooling/kernel/service/ILibraryService.java

@@ -70,6 +70,9 @@ public interface ILibraryService {
 	/** Ensures that the wrapped model element behind this reference is up to date. */
 	public void ensureWrappedElementIsUpToDate(final ILibraryElementReference ref);
 
+	/** Ensures that all children objects that reference library elements are up to date. */
+	public void ensureChildrenLibraryReferenceAreUpToDate(final EObject context);
+
 	/** Adds an element to the library in a given library package. */
 	public void addElementToLibrary(final ILibraryPackage pack, final EObject obj);
 }