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// $Id$
// ============================================================================
//
// = LIBRARY
//
// = FILENAME
// Node.h
//
// = AUTHOR
// Michael Kircher
//
// = DESCRIPTION
// This file descibes the various node types for analysing
// an CORBA::Any. It is no memory allocated, that means
// The values are not really contained by the nodes, but the
// nodes refer to the values via pointers.
//
// ============================================================================
#include "tao/corba.h"
#include "ace/Containers.h"
#include "NodeVisitor.h"
#if !defined (NODE_H)
#define NODE_H
// base class for nodes
class Node {
public:
virtual ~Node () {}
virtual void Accept (NodeVisitor *NodeVisitor) = 0;
virtual unsigned int getRecursionLevel () = 0;
protected:
Node () {}
};
// Node to store information about a Struct
class StructNode : public Node {
public:
StructNode (const char *Name_ptr,
unsigned int recursion_level);
~StructNode ();
// accpet a visitor
void Accept (NodeVisitor *nodeVisitor);
// add a new child
int addChild (Node *node);
// retrieve the nth Child starting at 0
Node *getChild (unsigned int n);
// get the number of children
unsigned int getChildNumber ();
// get the name of the struct
const char *getName ();
// get recursion level
unsigned int getRecursionLevel ();
private:
ACE_Unbounded_Queue<Node *> *queue_ptr_;
ACE_Unbounded_Queue_Iterator<Node *> *queue_iterator_ptr_;
unsigned int queue_position_;
const char *Name_ptr_;
unsigned int recursion_level_;
};
// Node to store information about a Double
class DoubleNode : public Node {
public:
DoubleNode (CORBA::Double *Double_ptr,
const char *Name_ptr,
unsigned int recursion_level);
~DoubleNode () {}
// accpet a visitor
void Accept (NodeVisitor *nodeVisitor);
// get the name of the double node
const char *getName ();
// get the value
CORBA::Double getValue ();
// get recursion level
unsigned int getRecursionLevel ();
private:
CORBA::Double *Double_ptr_;
const char *Name_ptr_;
unsigned int recursion_level_;
};
// Node to store information about a Long
class LongNode : public Node {
public:
LongNode (CORBA::Long *Long_ptr,
const char *Name_ptr,
unsigned int recursion_level);
~LongNode () {}
// accpet a visitor
void Accept (NodeVisitor *nodeVisitor);
//get the name of the long node
const char *getName ();
// get the value
CORBA::Long getValue ();
// get recursion level
unsigned int getRecursionLevel ();
private:
CORBA::Long *Long_ptr_;
const char *Name_ptr_;
unsigned int recursion_level_;
};
// Node to store information about a ULong
class ULongNode : public Node {
public:
ULongNode (CORBA::ULong *Long_ptr,
const char *Name_ptr,
unsigned int recursion_level);
~ULongNode () {}
// accpet a visitor
void Accept (NodeVisitor *nodeVisitor);
// get the name of the ulong node
const char *getName ();
// get the value
CORBA::ULong getValue ();
// get recursion level
unsigned int getRecursionLevel ();
private:
CORBA::ULong *ULong_ptr_;
const char *Name_ptr_;
unsigned int recursion_level_;
};
// Node to store information about a String
class StringNode : public Node {
public:
StringNode (CORBA::String_var String_var,
const char *Name_ptr,
unsigned int recursion_level);
~StringNode () {}
// accpet a visitor
void Accept (NodeVisitor *nodeVisitor);
// get the name
const char *getName ();
// get the value
CORBA::String_var getValue ();
// get recursion level
unsigned int getRecursionLevel ();
private:
CORBA::String_var String_var_;
const char *Name_ptr_;
unsigned int recursion_level_;
};
#endif // NODE_H
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