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/**
* @file llxmltree.h
* @author Aaron Yonas, Richard Nelson
* @brief LLXmlTree class definition
*
* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#ifndef LL_LLXMLTREE_H
#define LL_LLXMLTREE_H
#include <map>
#include <list>
#include "llstring.h"
#include "llxmlparser.h"
#include "string_table.h"
class LLColor4;
class LLColor4U;
class LLQuaternion;
class LLUUID;
class LLVector3;
class LLVector3d;
class LLXmlTreeNode;
class LLXmlTreeParser;
//////////////////////////////////////////////////////////////
// LLXmlTree
class LLXmlTree
{
friend class LLXmlTreeNode;
public:
LLXmlTree();
virtual ~LLXmlTree();
void cleanup();
virtual BOOL parseFile(const std::string &path, BOOL keep_contents = TRUE);
LLXmlTreeNode* getRoot() { return mRoot; }
void dump();
void dumpNode( LLXmlTreeNode* node, const LLString &prefix );
static LLStdStringHandle addAttributeString( const std::string& name)
{
return sAttributeKeys.addString( name );
}
public:
// global
static LLStdStringTable sAttributeKeys;
protected:
LLXmlTreeNode* mRoot;
// local
LLStdStringTable mNodeNames;
};
//////////////////////////////////////////////////////////////
// LLXmlTreeNode
class LLXmlTreeNode
{
friend class LLXmlTree;
friend class LLXmlTreeParser;
protected:
// Protected since nodes are only created and destroyed by friend classes and other LLXmlTreeNodes
LLXmlTreeNode( const std::string& name, LLXmlTreeNode* parent, LLXmlTree* tree );
public:
virtual ~LLXmlTreeNode();
const std::string& getName()
{
return mName;
}
BOOL hasName( const std::string& name )
{
return mName == name;
}
BOOL hasAttribute( const std::string& name );
// Fast versions use cannonical_name handlee to entru in LLXmlTree::sAttributeKeys string table
BOOL getFastAttributeBOOL( LLStdStringHandle cannonical_name, BOOL& value );
BOOL getFastAttributeU8( LLStdStringHandle cannonical_name, U8& value );
BOOL getFastAttributeS8( LLStdStringHandle cannonical_name, S8& value );
BOOL getFastAttributeU16( LLStdStringHandle cannonical_name, U16& value );
BOOL getFastAttributeS16( LLStdStringHandle cannonical_name, S16& value );
BOOL getFastAttributeU32( LLStdStringHandle cannonical_name, U32& value );
BOOL getFastAttributeS32( LLStdStringHandle cannonical_name, S32& value );
BOOL getFastAttributeF32( LLStdStringHandle cannonical_name, F32& value );
BOOL getFastAttributeF64( LLStdStringHandle cannonical_name, F64& value );
BOOL getFastAttributeColor( LLStdStringHandle cannonical_name, LLColor4& value );
BOOL getFastAttributeColor4( LLStdStringHandle cannonical_name, LLColor4& value );
BOOL getFastAttributeColor4U( LLStdStringHandle cannonical_name, LLColor4U& value );
BOOL getFastAttributeVector3( LLStdStringHandle cannonical_name, LLVector3& value );
BOOL getFastAttributeVector3d( LLStdStringHandle cannonical_name, LLVector3d& value );
BOOL getFastAttributeQuat( LLStdStringHandle cannonical_name, LLQuaternion& value );
BOOL getFastAttributeUUID( LLStdStringHandle cannonical_name, LLUUID& value );
BOOL getFastAttributeString( LLStdStringHandle cannonical_name, LLString& value );
// Normal versions find 'name' in LLXmlTree::sAttributeKeys then call fast versions
virtual BOOL getAttributeBOOL( const std::string& name, BOOL& value );
virtual BOOL getAttributeU8( const std::string& name, U8& value );
virtual BOOL getAttributeS8( const std::string& name, S8& value );
virtual BOOL getAttributeU16( const std::string& name, U16& value );
virtual BOOL getAttributeS16( const std::string& name, S16& value );
virtual BOOL getAttributeU32( const std::string& name, U32& value );
virtual BOOL getAttributeS32( const std::string& name, S32& value );
virtual BOOL getAttributeF32( const std::string& name, F32& value );
virtual BOOL getAttributeF64( const std::string& name, F64& value );
virtual BOOL getAttributeColor( const std::string& name, LLColor4& value );
virtual BOOL getAttributeColor4( const std::string& name, LLColor4& value );
virtual BOOL getAttributeColor4U( const std::string& name, LLColor4U& value );
virtual BOOL getAttributeVector3( const std::string& name, LLVector3& value );
virtual BOOL getAttributeVector3d( const std::string& name, LLVector3d& value );
virtual BOOL getAttributeQuat( const std::string& name, LLQuaternion& value );
virtual BOOL getAttributeUUID( const std::string& name, LLUUID& value );
virtual BOOL getAttributeString( const std::string& name, LLString& value );
const LLString& getContents()
{
return mContents;
}
LLString getTextContents();
LLXmlTreeNode* getParent() { return mParent; }
LLXmlTreeNode* getFirstChild();
LLXmlTreeNode* getNextChild();
S32 getChildCount() { return (S32)mChildList.size(); }
LLXmlTreeNode* getChildByName( const std::string& name ); // returns first child with name, NULL if none
LLXmlTreeNode* getNextNamedChild(); // returns next child with name, NULL if none
protected:
const LLString* getAttribute( LLStdStringHandle name)
{
attribute_map_t::iterator iter = mAttributes.find(name);
return (iter == mAttributes.end()) ? 0 : iter->second;
}
private:
void addAttribute( const std::string& name, const std::string& value );
void appendContents( const std::string& str );
void addChild( LLXmlTreeNode* child );
void dump( const LLString& prefix );
protected:
typedef std::map<LLStdStringHandle, const LLString*> attribute_map_t;
attribute_map_t mAttributes;
private:
LLString mName;
LLString mContents;
typedef std::list<class LLXmlTreeNode *> child_list_t;
child_list_t mChildList;
child_list_t::iterator mChildListIter;
typedef std::multimap<LLStdStringHandle, LLXmlTreeNode *> child_map_t;
child_map_t mChildMap; // for fast name lookups
child_map_t::iterator mChildMapIter;
child_map_t::iterator mChildMapEndIter;
LLXmlTreeNode* mParent;
LLXmlTree* mTree;
};
//////////////////////////////////////////////////////////////
// LLXmlTreeParser
class LLXmlTreeParser : public LLXmlParser
{
public:
LLXmlTreeParser(LLXmlTree* tree);
virtual ~LLXmlTreeParser();
BOOL parseFile(const std::string &path, LLXmlTreeNode** root, BOOL keep_contents );
protected:
const std::string& tabs();
// Overrides from LLXmlParser
virtual void startElement(const char *name, const char **attributes);
virtual void endElement(const char *name);
virtual void characterData(const char *s, int len);
virtual void processingInstruction(const char *target, const char *data);
virtual void comment(const char *data);
virtual void startCdataSection();
virtual void endCdataSection();
virtual void defaultData(const char *s, int len);
virtual void unparsedEntityDecl(
const char* entity_name,
const char* base,
const char* system_id,
const char* public_id,
const char* notation_name);
//template method pattern
virtual LLXmlTreeNode* CreateXmlTreeNode(const std::string& name, LLXmlTreeNode* parent);
protected:
LLXmlTree* mTree;
LLXmlTreeNode* mRoot;
LLXmlTreeNode* mCurrent;
BOOL mDump; // Dump parse tree to llinfos as it is read.
BOOL mKeepContents;
};
#endif // LL_LLXMLTREE_H
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