Bug 51092 [reconciling] JavaMultiPassReconciler removes annotations
I20040130 + plug-in export Open a CU which has errors and warnings. Observe: the annotations in overview and annotation ruler are quickly visible and then get removed. This is caused by JavaMultiPassReconciler.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/text/JavaSourceViewerConfiguration.java
prefix.append('\t');				
			} else {    
			    for (int j= 0; j < i; j++)
			    	prefix.append(' ');
		    	
				if (i != tabWidth)
		    		prefix.append('\t');
			}
			
			vector.add(prefix.toString());
		}
		vector.add(""); 
		
		return (String[]) vector.toArray(new String[vector.size()]);
	}
	/*
	 * @see SourceViewerConfiguration#getTabWidth(ISourceViewer)
	 */
	public int getTabWidth(ISourceViewer sourceViewer) {
		return getPreferenceStore().getInt(PREFERENCE_TAB_WIDTH);
	}
	/*
	 * @see SourceViewerConfiguration#getAnnotationHover(ISourceViewer)
	 */
	public IAnnotationHover getAnnotationHover(ISourceViewer sourceViewer) {
		return new JavaAnnotationHover(JavaAnnotationHover.VERTICAL_RULER_HOVER);
	}
	/*
	 * @see SourceViewerConfiguration#getOverviewRulerAnnotationHover(ISourceViewer)
	 * @since 3.0