Bug 76363 NPE in AdvancedQuickAssistProcessor.getFullyCoveredNodes
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/correction/AdvancedQuickAssistProcessor.java
int stringPos= selectionPos - stringLiteral.getStartPosition() - 1; 
		
		if (stringPos == -1) {
			stringPos= 0;
			selectionLen--;
		}
		
		if (stringPos + selectionLen == stringValue.length() + 1) {
			selectionLen--;
		}
		 
		if ((selectionLen == 0) || (selectionLen == stringValue.length())) {
			return false;
		}
		
		if (resultingCollections == null) {
			return true;
		}
		
		String leftPart= stringValue.substring(0, stringPos);
		String centerPart= stringValue.substring(stringPos, stringPos + selectionLen);
		String rightPart= stringValue.substring(stringPos + selectionLen);
		
		AST ast= node.getAST();
		ASTRewrite rewrite= ASTRewrite.create(ast);
		
		StringLiteral leftLiteral= ast.newStringLiteral();
		leftLiteral.setLiteralValue(leftPart);
		StringLiteral centerLiteral= ast.newStringLiteral();
		centerLiteral.setLiteralValue(centerPart);