Fix 0-pointer on unset document
git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1775565 13f79535-47bb-0310-9956-ffa450edef68
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@ -134,7 +134,9 @@ public class DocumentNode
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List<Object> components = new ArrayList<Object>();
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components.add(getProperty());
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components.add(_document);
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if (_document != null) {
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components.add(_document);
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}
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return components.iterator();
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}
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