Bug 19889 [assist] completion in throws clause or in javadoc @throws tag should propose only exception class
When I'm here: /** {@link Unsupp and ask for autocompletion, it comes up with a window listing a few types, among them java.lang.UnsupportedOperationException. When I'm here: /** @throws Unsupp or here: /** @exception Unsupp autocompletion has no idea what could possibly follow.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/javadoc/JavaDocCompletionEvaluator.java
}
				return pos1;
			}
		} catch (BadLocationException e) {
			e.printStackTrace();
		}
		return pos;
	}
		
	public JavaCompletionProposal[] computeProposals() throws JavaModelException {
		fLabelProvider= new JavaElementLabelProvider(JavaElementLabelProvider.SHOW_POST_QUALIFIED | JavaElementLabelProvider.SHOW_PARAMETERS);
		try {
			evalProposals();
			return (JavaCompletionProposal[]) fResult.toArray(new JavaCompletionProposal[fResult.size()]);
		} finally {
			fLabelProvider.dispose();
			fResult.clear();
		}
	}	
	
	private void evalProposals() throws JavaModelException {
		try {
			
			IRegion info= fDocument.getLineInformationOfOffset(fCurrentPos);
			int lineBeginPos= info.getOffset();
	
			int word1Begin= findCharBeforeWord(fDocument, lineBeginPos, fCurrentPos);
			if (word1Begin == fCurrentPos) {
				return;