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/***************************************************************************** |
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* |
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* Copyright 2010 Richard Hacker (lerichi at gmx dot net) |
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* |
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* This file is part of the pdserv library. |
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* |
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* The pdserv library is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Lesser General Public License as published |
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* by the Free Software Foundation, either version 3 of the License, or (at |
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* your option) any later version. |
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* |
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* The pdserv library is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public |
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* License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with the pdserv library. If not, see <http://www.gnu.org/licenses/>. |
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* |
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****************************************************************************/ |
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#ifndef DIRECTORYNODE_H |
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#define DIRECTORYNODE_H |
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#include <string> |
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#include <queue> |
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#include <map> |
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namespace PdServ { |
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class Session; |
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} |
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namespace MsrProto { |
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class Variable; |
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class XmlElement; |
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class DirectoryNode { |
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public: |
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DirectoryNode(DirectoryNode* parent = 0, |
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const std::string& name = std::string()); |
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virtual ~DirectoryNode(); |
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void list(PdServ::Session *, XmlElement& parent, |
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const std::string& path, size_t pos, bool hex, |
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bool derived) const; |
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std::string path() const; |
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void dump() const; |
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// Method on a parent to insert a node |
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void insert(DirectoryNode* node, const std::string& path); |
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// Method on a parent to insert a node at a specific position |
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void pathInsert(Variable* node, const std::string& path); |
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void traditionalPathInsert(Variable* node, |
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const std::string& path, |
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char& hidden, char& persistent); |
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DirectoryNode* create(const std::string& name); |
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const DirectoryNode* find(const std::string&, size_t pos) const; |
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protected: |
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virtual bool hasChildren(const Variable* parent) const; |
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size_t childCount() const { |
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return children.size(); |
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} |
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// Insert the last node as a leaf |
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virtual void insertLeaf(DirectoryNode* child); |
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// Method on parent to adopt a child |
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void adopt(DirectoryNode* child, const std::string& path); |
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// Method on a node to set the name and ancestory |
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void rename(const std::string* name, DirectoryNode* parent); |
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private: |
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DirectoryNode * parent; |
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const std::string* name; |
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typedef std::map<std::string, DirectoryNode*> ChildMap; |
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ChildMap children; |
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typedef std::queue<std::string> DirQ; |
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void insert(Variable* node, DirQ&); |
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bool isRoot() const; |
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static std::string split(const std::string& path, size_t& pos); |
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}; |
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} |
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#endif // DIRECTORYNODE_H |
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