Bug 11546 Progress bar gets cleared during project creation
IMPORTANT: Start a new empty workspace Start to create a Java project Enter "JUnit" as name Press "Finish" ==> Progress bar goes to right, then gets cleared and user has to wait without knowing what's going to happen.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/wizards/NewSourceFolderWizardPage.java
private void updateProjectStatus() {
		fCurrJProject= null;
		fIsProjectAsSourceFolder= false;
		
		String str= fProjectField.getText();
		if (str.length() == 0) {
			fProjectStatus.setError(NewWizardMessages.getString("NewSourceFolderWizardPage.error.EnterProjectName")); 
			return;
		}
		IPath path= new Path(str);
		if (path.segmentCount() != 1) {
			fProjectStatus.setError(NewWizardMessages.getString("NewSourceFolderWizardPage.error.InvalidProjectPath")); 
			return;
		}
		IProject project= fWorkspaceRoot.getProject(path.toString());
		if (!project.exists()) {
			fProjectStatus.setError(NewWizardMessages.getString("NewSourceFolderWizardPage.error.ProjectNotExists")); 
			return;
		}
		try {
			if (project.hasNature(JavaCore.NATURE_ID)) {
				fCurrJProject= JavaCore.create(project);
				fEntries= fCurrJProject.getRawClasspath();
				fOutputLocation= fCurrJProject.getOutputLocation();
				fProjectStatus.setOK();
				return;
			}
		} catch (CoreException e) {
			JavaPlugin.log(e);
			fCurrJProject= null;