Bug 108700 [typing] Automatically close parenthesis does not work when content assist popup is up
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/java/LazyJavaCompletionProposal.java
case CompletionProposal.FIELD_REF:
				return baseRelevance + 5;
			case CompletionProposal.LOCAL_VARIABLE_REF:
			case CompletionProposal.VARIABLE_DECLARATION:
				return baseRelevance + 6;
			default:
				return baseRelevance;
		}
	}
	
	public final String getSortString() {
		if (!fSortStringComputed)
			setSortString(computeSortString());
		return fSortString;
	}
	protected final void setSortString(String string) {
		fSortStringComputed= true;
		fSortString= string;
	}
	protected String computeSortString() {
		return getDisplayString();
	}
	protected final ITextViewer getTextViewer() {
		return fTextViewer;
	}
	protected final boolean isToggleEating() {
		return fToggleEating;
	}
}