Bug 40347 [misc] Renaming a project with an open editor fills log
I20030716+plugin-export 1) have a Java file open in the Java editor 2) rename the enclosing project -> exception in log but no stacktrace
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/CompilationUnitDocumentProvider.java
}
				
				DocumentAdapter a= null;
				try {
					a= (DocumentAdapter) c.getBuffer();
				} catch (ClassCastException x) {
					IStatus status= new Status(IStatus.ERROR, JavaUI.ID_PLUGIN, IJavaStatusConstants.TEMPLATE_IO_EXCEPTION, "Shared working copy has wrong buffer", x); 
					throw new CoreException(status);
				}
				
				_FileSynchronizer f= new _FileSynchronizer(input); 
				f.install();
				
				CompilationUnitInfo info= new CompilationUnitInfo(a.getDocument(), m, f, c);
				info.setModificationStamp(computeModificationStamp(input.getFile()));
				info.fStatus= a.getStatus();
				info.fEncoding= getPersistedEncoding(input);
				
				if (r instanceof IProblemRequestorExtension) {
					IProblemRequestorExtension extension= (IProblemRequestorExtension) r;
					extension.setIsActive(isHandlingTemporaryProblems());
				}
				m.addAnnotationModelListener(fGlobalAnnotationModelListener);
				
				return info;
				
			} catch (JavaModelException x) {
				throw new CoreException(x.getStatus());
			}
		} else {