Line data    Source code

       1             : /*
       2             :  * Copyright (c) 2013 Juniper Networks, Inc. All rights reserved.
       3             :  */
       4             : 
       5             : #ifndef __XML_BASE_H__
       6             : #define __XML_BASE_H__
       7             : 
       8             : #include "base/util.h"
       9             : 
      10             : class XmlBase {
      11             : 
      12             : public:
      13             :     // Set new xml doc. Null string means reset to new doc.
      14             :     // Resets previous doc
      15             :     virtual int LoadDoc(const std::string &doc) = 0;
      16             : 
      17             :     // returns bytes encoded. -1 for error.
      18             :     virtual int WriteDoc(uint8_t *buf)= 0;
      19             :     virtual int WriteRawDoc(uint8_t *buf) = 0;
      20             : 
      21             :     // prints the xml doc to ostream
      22             :     virtual void PrintDoc(std::ostream& os) const = 0;
      23             : 
      24             :     // Create child node and move node context to new node
      25             :     virtual int AddChildNode(const std::string &key, const std::string &value) = 0;
      26             : 
      27             :     // Create child node after node-name and move node context to new node
      28             :     virtual int AddChildNodeAfter(const std::string &node_name,
      29             :                                   const std::string &key, const std::string &value) = 0;
      30             : 
      31             :     // Create new node as sibling of node in context. Set context to new node
      32             :     virtual int AddNode(const std::string &key, const std::string &value) = 0;
      33             : 
      34             :     // Delete node
      35             :     virtual int DeleteNode(const std::string &key) = 0;
      36             : 
      37             :     // Find child node by key and set its value. Set context to new node.
      38             :     virtual int ModifyNode(const std::string &key, const std::string &value) = 0;
      39             : 
      40             :     // Add attriburte to current node context. Sets context to new attrib.
      41             :     virtual int AddAttribute(const std::string &key, const std::string &value) = 0;
      42             : 
      43             :     // Modify attriburte to current node context. Sets context to new attrib.
      44             :     virtual int ModifyAttribute(const std::string &key, const std::string &value) = 0;
      45             : 
      46             :     // Delete attribute, if exist, at current node context. Sets context to
      47             :     // next available attrib.
      48             :     virtual int DeleteAttribute(const std::string &key) = 0;
      49             : 
      50             :     // Return 'value' of given node 'name'. Set context to given node.
      51             :     virtual const char *ReadNode(const std::string &name) = 0;
      52             : 
      53             :     // Return 'value' of given node 'name'. Set context to given node.
      54             :     virtual const char *ReadNodeName(const std::string &name) = 0;
      55             : 
      56             :     // Return 'value' of given node.
      57             :     virtual const char *ReadNodeValue() = 0;
      58             : 
      59             :     // Moves node context to first child node.
      60             :     virtual const char *ReadChildNode() = 0;
      61             : 
      62             :     // Moves node context to first child node.
      63             :     virtual const char *ReadChildNodeName() = 0;
      64             : 
      65             :     // Get next sibling. Moves node context to next sibling
      66             :     virtual const char *ReadNextNode() = 0;
      67             : 
      68             :     // Get next sibling. Moves node context to next sibling
      69             :     virtual const char *ReadNextNodeName() = 0;
      70             : 
      71             :     // Moves node context to immediate parent
      72             :     virtual void RewindNode() = 0;
      73             : 
      74             :     virtual const char *ReadAttrib(const std::string &str) = 0;
      75             :     virtual const char *ReadFirstAttrib() = 0;
      76             :     virtual const char *ReadNextAttrib() = 0;
      77             :     virtual void RewindAttrib() = 0;
      78             : 
      79             :     // Get Parent node. Move node context to parent
      80             :     virtual const char *ReadParentName() = 0;
      81             : 
      82             :     virtual void RewindDoc() = 0;
      83             :     virtual void AppendDoc(const std::string &str, XmlBase *a_doc) = 0;
      84             : 
      85     4255812 :     virtual ~XmlBase() { }
      86     4255793 :     XmlBase() {}
      87             : };
      88             : 
      89             : struct XmppXmlImplFactory {
      90             : public:
      91             : 
      92             :     XmlBase *GetXmlImpl() ;
      93             :     void ReleaseXmlImpl(XmlBase *tmp);
      94             : 
      95             :     static XmppXmlImplFactory *Instance();
      96             : 
      97             : private:
      98             :     //singleton
      99         362 :     XmppXmlImplFactory() {  }
     100             :     static XmppXmlImplFactory *Inst_;
     101             : 
     102             :     DISALLOW_COPY_AND_ASSIGN(XmppXmlImplFactory);
     103             : };
     104             : 
     105             : #endif // __XML_BASE_H__