Hi,
it seems it has nothing to do width dom4j. In dom4j you can remove
element from its parent, for example:
element.getParent().remove(element);
Filip Jirsák
2009/8/3 Laurent Morissette <laurent.morisse...@gmail.com>:
> Hi All !
> I come to you today in hope that someone could find a solution to a show
> stopper issue that I have regarding removal of element
>
> Here is the code that is supposed to remove:
>
> <pre>
> //Snippet from BlogCategoryRepository
> /**
> * Removes a Category in a blog
> * @param t
> * @return
> * @throws com.mor.blogengine.exception.NoMatchesFoundException
> */
> public boolean remove(BlogCategory t) throws NoMatchesFoundException {
>
>
> IXmlFileManager<Element> xmlFileManagerImpl = null;
>
> try {
> xmlFileManagerImpl =
> XmlFileManagerImpl.getInstanceForDoc(XML_FILE,validate);
> } catch (Exception ex) {
> Logger.getLogger(BlogEntryRepository.class.getName())
> .log(Level.SEVERE, null, ex);
> }
>
> //the following uses XPATH 2.0 psychopath processor
> DefaultElement de = (DefaultElement)
> getElementsForCriteria(SearchCriteria.SINGLE,
> Integer.toString(t.getHashCode())).get(0);
> boolean isPresent=(de!=null);
> List<Element> lFoundList=new ArrayList<Element>();
> System.out.println("Is element present in XML? "+ isPresent);
> if (de == null) {
> throw new NoMatchesFoundException();
> }
>
> lFoundList.add(de);
>
>
> xmlFileManagerImpl.remove(lFoundList);
> xmlFileManagerImpl.saveChanges();
>
> return true;
> }
> </pre>
>
> This is the remove method I use in XmlFileManager:
>
> <pre>
> public boolean remove(List<Element> removeBatch) {
> System.out.println("in remove method of XmlFileManager.... ");
> boolean removed = false;
> for (Element defaultElement : removeBatch) {
> removed= mRootElement.remove(defaultElement);
>
>
>
> }
> saveChanges();
> return removed;
> }
> </pre>
>
> here is the log produced when running a remove test:
>
> <pre>
> getting an instance of XmlFileManager....
> init of XmlFileManager....
> 2009-08-02 19:21:53 com.mor.blogengine.xpath.SearchEngine getSingleElement
> INFO: Building XPath search Query
> XPATH2.0 Query is /Blog//catego...@hash=xs:double(56480685)]
> Is element present in XML? true
> in remove method of XmlFileManager....
> Saving...
>
> </pre>
>
>
>
> Whatever I do.. It does'nt seem to remove the element
>
>
> Well that's my issue.. I hope I was clear enough to make it understable....
> if not I can elaborate more :)
>
> Any ideas whats wrong ?
>
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>
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