Andrew Stitcher created PROTON-1984:
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             Summary: [c] pn_data_inspect has order n^2 running time
                 Key: PROTON-1984
                 URL: https://issues.apache.org/jira/browse/PROTON-1984
             Project: Qpid Proton
          Issue Type: Bug
          Components: proton-c
            Reporter: Andrew Stitcher


pni_node_index which is used in a couple of places to find out the index of a 
node inside a pn_data_t has a run time that is linear in the size of the level 
of the pn_data_t it is at.

pni_inspect_enter and pni_inspect_exit which are called for every node in the 
pn_data_t when traversing it using pn_data_inspect use pni_node_index. This 
means that the overall time complexity is n^2 in the size of any embedded 
compound data structure (array, list, map).

So for large compound data structures this can take an extremely long time.



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