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Node.hpp

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#ifndef IONFLUX_TOOLS_NODE
#define IONFLUX_TOOLS_NODE
/* ==========================================================================
 * Ionflux Tools
 * Copyright (c) 2004 Joern P. Meier
 * mail@ionflux.org
 * --------------------------------------------------------------------------
 * Node.hpp                    Tree data node.
 * ==========================================================================
 * 
 * This file is part of Ionflux Tools.
 * 
 * Ionflux Tools is free software; you can redistribute it and/or modify it 
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at  your option)
 * any later version.
 * 
 * Ionflux Tools is distributed in the hope that it will be useful, but 
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Ionflux Tools; if not, write to the Free Software Foundation, 
 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 * 
 * ========================================================================== */

#include <string>
#include <iostream>
#include <sstream>
#include <vector>
#include <map>
#include "ionflux/tools.hpp"
#include "ionflux/Reporter.hpp"
#include "ionflux/NodeDump.hpp"

namespace Ionflux
{

namespace Tools
{

class Node;
class NodeDump;
class Reporter;

struct NodeInfo
{
    Node *node;
    bool manage;
    
    // Constructor.
    NodeInfo() : node(0), manage(false) { }
};

class Node
{
    protected:
        Ionflux::Tools::Reporter *log;
        int nodeID;
        std::string nodeName;
        std::vector<NodeInfo> children;
        std::vector<std::string> nodeData;
        int dataType;
        Node *parent;
        int maxUID;
        int uidMode;
        bool autoCreate;
        int indexMode;
        std::map<std::string, Node*> nameIndex;
        std::vector<Node*> idIndex;
        bool managed;
        std::map<Node*, unsigned int> childNodeRef;
        
        virtual bool validateChildIndex(unsigned int childIndex);
        
        virtual bool validateDataIndex(unsigned int dataIndex);
        
        virtual unsigned int refChild(Node *childNode);
        
        virtual unsigned int unrefChild(Node *childNode);
        
        virtual unsigned int getRefCount(Node *childNode);
        
        virtual void addIndexEntry(Node *indexNode);
        
        virtual Node *getIndexEntry(const std::string &indexName);
        
        virtual void removeIndexEntry(const std::string &indexName);
        
        virtual Node *getIndexEntry(int indexID);
        
        virtual void removeIndexEntry(int indexID);
        
        virtual void removeIndexEntries(Node *indexNode);
        
    public:
        static const int NODE_ID_NOT_SET;
        static const int NODE_DATA_BLOB;
        static const int NODE_DATA_INT;
        static const int NODE_DATA_DOUBLE;
        static const int UID_MODE_NONE;
        static const int UID_MODE_NODE;
        static const int UID_MODE_TREE;
        static const int TRAVERSAL_INORDER;
        static const int TRAVERSAL_PREORDER;
        static const int TRAVERSAL_POSTORDER;
        static const unsigned int NODE_HEADER_SIZE;
        static const int INDEX_MODE_NONE;
        static const int INDEX_MODE_NODE;
        static const int INDEX_MODE_TREE;
        static const unsigned int MAX_ID_INDEX_SIZE;
        
        Node();
        
        Node(Node &sourceNode);
        
        Node(Node *initParent);
        
        Node(Node *initParent, int initID);
        
        Node(Node *initParent, int initID, const std::string &initName);
        
        Node(Node *initParent, int initID, const std::string &initName, 
            int initDataType);
        
        Node(Node *initParent, int initID, const std::string &initName, 
            int initDataType, bool initManaged);
        
        virtual ~Node();
        
        virtual void setID(int newID);
        
        virtual void setName(const std::string &newName);
        
        virtual void setParent(Node *newParent);
        
        virtual void setDataType(int newDataType);
        
        virtual int addData(const std::string &newData);
        
        virtual int addData(int newData);
        
        virtual int addData(double newData);
        
        virtual bool setBlob(unsigned int dataIndex, 
            const std::string &newData);
        
        virtual bool setData(unsigned int dataIndex, 
            const std::string &newData);
        
        virtual bool setData(unsigned int dataIndex, int newData);
        
        virtual bool setData(unsigned int dataIndex, unsigned int newData);
        
        virtual bool setData(unsigned int dataIndex, double newData);
        
        virtual bool setData(const std::string &newData);
        
        virtual bool setData(int newData);
        
        virtual bool setData(unsigned int newData);
        
        virtual bool setData(double newData);
        
        virtual std::string getData(unsigned int dataIndex);
        
        virtual std::string getBlob(unsigned int dataIndex);
        
        virtual int getInt(unsigned int dataIndex);
        
        virtual double getDouble(unsigned int dataIndex);
        
        virtual bool removeData(unsigned int dataIndex);
        
        virtual void clearData(bool recursive);
        
        virtual Node *addChild(int childID = NODE_ID_NOT_SET, 
            const std::string& childName = "");
        
        virtual void addChild(Node *newChild, bool newManage);
        
        virtual Node *findChild(int searchID, bool recursive = false);
        
        virtual Node *findChild(const std::string &searchName, 
            bool recursive = false);
        
        virtual Node *getChild(unsigned int childIndex);
        
        virtual unsigned int getNumChildren(bool recursive);
        
        virtual bool removeChild(unsigned int childIndex);
        
        virtual bool removeChild(Node *targetNode, bool recursive);
        
        virtual void removeAllChildren(bool recursive);
        
        virtual bool setChild(unsigned int childIndex, Node *newChild, 
            bool newManage);
        
        virtual void removeManagedChildren();
        
        virtual int getChildIndex(Node *targetNode);
        
        virtual unsigned int printDebugInfo(int targetLevel, int callingLevel, 
            int parentID, int childID);
        
        virtual unsigned int printDebugInfo(int targetLevel);
        
        virtual int getUID(bool treeUID);
        
        virtual void setUIDMode(int newUIDMode);
        
        virtual void setAutoCreate(bool newAutoCreate);
        
        virtual void setIndexMode(int newIndexMode);
        
        virtual void traverse(NodeDump *target, int order);
        
        virtual void serialize(std::string &target);
        
        virtual bool unpack(const std::string &serialized, 
            unsigned int blockStart, unsigned int blockSize);
        
        virtual void convertToNativeType();
        
        virtual void clearNameIndex();
        
        virtual void clearIDIndex();
        
        virtual void clearIndexes();
        
        virtual void copy(Ionflux::Tools::Node& target, 
            unsigned int maxDepth = 0, unsigned int currentDepth = 0);
        
        virtual Node &operator[](int searchID);
        
        virtual Node &operator[](const std::string &searchName);
        
        virtual std::string operator=(const std::string& newData);
        
        virtual int operator=(int newData);
        
        virtual double operator=(double newData);
        
        virtual Node &operator=(Node &sourceNode);
        
        virtual bool getAutoCreate();
         
        virtual int getUIDMode();
        
        virtual int getIndexMode();
        
        virtual int getID();
        
        virtual std::string getName();
        
        virtual int getDataType();
        
        virtual std::string getData();
        
        virtual std::string getBlob();
        
        virtual int getInt();
        
        virtual double getDouble();
        
        virtual unsigned int getNumData();
        
        virtual unsigned int getNumChildren();
        
        virtual Node *getParent();
        
        virtual std::string getPath();
        
        virtual void clear();
        
        virtual Node& merge(Node &sourceNode, bool replace = false, 
            unsigned int maxDepth = 0, unsigned int currentDepth = 0);
        
        bool combine(unsigned int from, unsigned int to, Node &target);
        
        std::string toConfig(const std::string& indent = "", 
            unsigned int level = 0);
        
        void setManaged(bool newManaged);
        
        bool isManaged();
        
        virtual Reporter &getLog();
};


}

}

#endif

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