Re: Importing nodes

Sorry send got pressed early.

On Tue, Aug 14, 2012 at 8:50 AM, Thomas DeWeese <[email protected]>wrote:

> This will work but will be roughly O(N^2) rather than O(N) because the
> native data structure for DOM is a linked list of children.
> So it is _much_ better to use something like:
>
> Element newParent = doc1.getElementById("group1")
> Node current = doc2Elements.getFirstChild();
> while (current != NULL) {
>    Node copyNode = doc1.importNode(current, true);
>    newParent.appendChild(copyNode);
>    current = current.getNextSibling();
> }
>
> On Mon, Aug 13, 2012 at 5:56 PM, jonathan wood <[email protected]
> > wrote:
>
>> for (int el = 0; el < numberOfNewElements; el++) {
>>     Node anElement = doc2Elements.item(el);
>>     Node copyNode = doc1.importNode(anElement, true);
>>  //   doc1Root.appendChild(copyNode);
>>     doc1.getElementById("group1").appendChild(copyNode);
>>
>> }
>>
>> On Mon, Aug 13, 2012 at 3:29 PM, fireball <[email protected]> wrote:
>>
>>> Let's say I have two documents:
>>>
>>> document 1:
>>> <svg
>>>   <g id="group1"
>>>      ...
>>>   </g>
>>> </svg>
>>>
>>> and
>>>
>>> document 2:
>>> <svg
>>>   <g id="group2"
>>>      ...
>>>   </g>
>>> </svg>
>>>
>>> If I want to import doc 2 into doc 1 I do something like this:
>>>
>>> Element doc1Root = doc1.getDocumentElement();
>>> Element doc2Root = doc2.getDocumentElement();
>>>
>>> NodeList doc2Elements = doc2Root.getChildNodes();
>>> int numberOfNewElements = doc2Elements.getLength();
>>> for (int el = 0; el < numberOfNewElements; el++) {
>>>     Node anElement = doc2Elements.item(el);
>>>     Node copyNode = doc1.importNode(anElement, true);
>>>     doc1Root.appendChild(copyNode);
>>> }
>>>
>>>
>>> This results in two groups within doc1:
>>> <svg
>>>   <g id="group1"
>>>      ...
>>>   </g>
>>>   <g id="group2"
>>>      ...
>>>   </g>
>>> </svg>
>>>
>>> Now my question is, how do we import this doc2 into group1 of doc1. I.e.
>>> something like:
>>> <svg
>>>   <g id="group1"
>>>      ...
>>>      <g id="group2"
>>>      ...
>>>      </g>
>>>   </g>
>>> </svg>
>>>
>>>
>>>
>>> --
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>>
>