Bug 125144 Clicking Show Project in Package Explorer results in exception
Clicking Show Project in Code model results in exception in DOS box === Steps to Reproduce: Create a Java project Open the Package Explorer Click the View menu Show - Projects. (This actually is a radio group menu item. It is by default selected, so clicking it again should have no effect) === Observed behaviour: Dos box: Unhandled event loop exception Reason: java.lang.NullPointerException See .log file (will be attached) === Expected behaviour: No exception === Reproducibility: yes
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/packageview/PackageExplorerPart.java
}
		    }
		}
        return false;
    }
    private Object getVisibleParent(Object object) {
    	
    	if (object == null)
    		return null;
    	if (!(object instanceof IJavaElement))
    	    return object;
    	IJavaElement element2= (IJavaElement) object;
    	switch (element2.getElementType()) {
    		case IJavaElement.IMPORT_DECLARATION:
    		case IJavaElement.PACKAGE_DECLARATION:
    		case IJavaElement.IMPORT_CONTAINER:
    		case IJavaElement.TYPE:
    		case IJavaElement.METHOD:
    		case IJavaElement.FIELD:
    		case IJavaElement.INITIALIZER:
    			
    			element2= (IJavaElement)element2.getOpenable();
    			break;
    		case IJavaElement.JAVA_MODEL:
    			element2= null;
    			break;
    	}
    	if (element2.getElementType() == IJavaElement.COMPILATION_UNIT) {
    		element2= JavaModelUtil.toOriginal((ICompilationUnit)element2);
    	}