Method copy

src/openms/source/DATASTRUCTURES/Param.cpp:761–820

  }

  Param Param::copy(const std::string& prefix, bool remove_prefix) const
  {
    ParamNode out("ROOT", "");

    ParamNode* node = root_.findParentOf(prefix);
    if (node == nullptr)
    {
      return Param();
    }
    //we have to copy this node only
    if (!prefix.empty() && prefix.back() == ':')
    {
      if (remove_prefix)
      {
        out = *node;
      }
      else
      {
        out.insert(*node, prefix.substr(0, prefix.size() - node->name.size() - 1));
      }
    }
    else //we have to copy all entries and nodes starting with the right suffix
    {
      std::string suffix = node->suffix(prefix);
      for (Param::ParamNode::NodeIterator it = node->nodes.begin(); it != node->nodes.end(); ++it)
      {
        if (it->name.compare(0, suffix.size(), suffix) == 0)
        {
          if (remove_prefix)
          {
            ParamNode tmp = *it;
            tmp.name = tmp.name.substr(suffix.size());
            out.insert(tmp);
          }
          else
          {
            out.insert(*it, prefix.substr(0, prefix.size() - suffix.size()));
          }
        }
      }
      for (Param::ParamNode::EntryIterator it = node->entries.begin(); it != node->entries.end(); ++it)
      {
        if (it->name.compare(0, suffix.size(), suffix) == 0)
        {
          if (remove_prefix)
          {
            ParamEntry tmp = *it;
            tmp.name = tmp.name.substr(suffix.size());
            out.insert(tmp);
          }
          else
          {
            out.insert(*it, prefix.substr(0, prefix.size() - suffix.size()));
          }
        }
      }
    }