X-Git-Url: https://git.creatis.insa-lyon.fr/pubgit/?a=blobdiff_plain;f=kernel%2Fsrc%2FbbtkComplexBlackBox.cxx;h=f692435687233e6a03f5e17e4d707929ef96f449;hb=551b02f0819a98e9595a81570b1d1174f398f34d;hp=dbd76efd197b83a0a697152a58ce75743c09934e;hpb=c2a4b1893412e50a3d9abff221938a2d16c4a7cb;p=bbtk.git

diff --git a/kernel/src/bbtkComplexBlackBox.cxx b/kernel/src/bbtkComplexBlackBox.cxx
index dbd76ef..f692435 100644
--- a/kernel/src/bbtkComplexBlackBox.cxx
+++ b/kernel/src/bbtkComplexBlackBox.cxx
@@ -3,8 +3,8 @@
 Program:   bbtk
 Module:    $RCSfile: bbtkComplexBlackBox.cxx,v $
 Language:  C++
-Date:      $Date: 2008/04/09 11:16:57 $
-Version:   $Revision: 1.9 $
+Date:      $Date: 2008/04/24 11:49:59 $
+Version:   $Revision: 1.19 $
                                                                                 
 Copyright (c) CREATIS (Centre de Recherche et d'Applications en Traitement de
 l'Image). All rights reserved. See Doc/License.txt or
@@ -29,19 +29,37 @@ PURPOSE.  See the above copyright notices for more information.
 namespace bbtk
 {
 
+  //==========================================================================
+  /// Creates a new complex black box
+  ComplexBlackBox::Pointer ComplexBlackBox::New(const std::string& name,
+						ComplexBlackBoxDescriptor::Pointer desc)
+  {
+    bbtkDebugMessage("object",1,"##> ComplexBlackBox::New('"<<name<<"','"<<
+		     desc->GetTypeName()<<"')" <<bbtkendl);
+    ComplexBlackBox::Pointer p = 
+      MakeBlackBoxPointer(new ComplexBlackBox(name,desc));
+    bbtkDebugMessage("object",2,"<## ComplexBlackBox::New('"<<name<<"','"<<
+		     desc->GetTypeName()<<"')" <<bbtkendl);
+    return p;
+  }
+  //==========================================================================
 
   //=======================================================================
   /// Usefull constructor 
   ComplexBlackBox::ComplexBlackBox(const std::string &name,
-				   ComplexBlackBoxDescriptor* desc)
-    : BlackBox(name),
-      mDescriptor(desc)
+				   ComplexBlackBoxDescriptor::Pointer desc)
+    : 
+    BlackBox(name),
+    mLockedDescriptor(desc),
+    mDescriptor(desc)
   {
-    bbtkDebugMessageInc("Kernel",9,
-    			"ComplexBlackBox::ComplexBlackBox(\""
-			<<name<<"\")"<<std::endl);
+    bbtkDebugMessage("object",3,
+		     "##> ComplexBlackBox::ComplexBlackBox(\""
+		     <<name<<"\")"<<std::endl);
     bbAllocateConnectors();
-    bbtkDebugDecTab("Kernel",9);
+    bbtkDebugMessage("object",3,
+		     "<## ComplexBlackBox::ComplexBlackBox(\""
+		     <<name<<"\")"<<std::endl);
   }
   //=======================================================================
 
@@ -50,50 +68,56 @@ namespace bbtk
   ComplexBlackBox::ComplexBlackBox(ComplexBlackBox& from, 
 				   const std::string &name)
     : BlackBox(from,name),
+      // The locked descriptor is copied from the unlocked one 
+      // to make the box a non-prototype !!
+      mLockedDescriptor(from.mDescriptor),
       mDescriptor(from.mDescriptor),
      mExecutionList(from.mExecutionList)    
   {
-    bbtkDebugMessageInc("Kernel",9,
-    			"ComplexBlackBox::ComplexBlackBox(\""
+    bbtkDebugMessage("object",3,
+    			"##> ComplexBlackBox::ComplexBlackBox(\""
 			<<from.bbGetName()<<"\",\""
 			<<name<<"\")"<<std::endl);
+    bbtkDebugMessage("object",4,"  * Cloning Black Boxes"<<std::endl);
+
+    // We have to make the shared_ptr on this because it is used 
+    // in bbUnsafeAddBlackBox !
+    MakeBlackBoxPointer(this,true);
 
-    bbtkDebugMessageInc("Kernel",9,"* Cloning Black Boxes"<<std::endl);
     BlackBoxMapType::const_iterator i;
     for ( i = from.mBlackBoxMap.begin(); i != from.mBlackBoxMap.end(); ++i ) 
       {
-	bbtkDebugMessageInc("Kernel",9,"* Cloning \""<<i->first<<"\""<<std::endl);
-	BlackBox* B = i->second->bbClone(i->second->bbGetName());
+	bbtkDebugMessageInc("object",5,"    * Cloning \""<<i->first<<"\""<<std::endl);
+	BlackBox::Pointer B = i->second->bbClone(i->second->bbGetName());
 	bbUnsafeAddBlackBox(B);
-	
-	bbtkDebugDecTab("Kernel",9);
       }
-    bbtkDebugDecTab("Kernel",9);
    
-    bbtkDebugMessageInc("Kernel",9,"* Cloning Connections"<<std::endl);
+    bbtkDebugMessage("object",4,"  * Cloning Connections"<<std::endl);
     ConnectionListType::const_iterator j;
     for ( j = from.mConnectionList.begin(); j != from.mConnectionList.end(); ++j ) 
       {
-	bbtkDebugMessageInc("Kernel",9,"* Cloning \""<<
-			    (*j)->GetFullName()<<"\""<<std::endl);
+	bbtkDebugMessage("object",5,"    * Cloning \""<<
+			 (*j)->GetFullName()<<"\""<<std::endl);
+
+	BlackBox::Pointer bbfrom = bbGetBlackBox( (*j)->GetOriginalBlackBoxFrom()->bbGetName() );
+	BlackBox::Pointer bbto = bbGetBlackBox( (*j)->GetOriginalBlackBoxTo()->bbGetName() );
 
-	BlackBox* bbfrom = bbGetBlackBox( (*j)->GetOriginalBlackBoxFrom()->bbGetName() );
-	BlackBox* bbto = bbGetBlackBox( (*j)->GetOriginalBlackBoxTo()->bbGetName() );
-	Connection* c = mDescriptor->GetFactory()-> 
+	Connection::Pointer c = mDescriptor.lock()->GetFactory()-> 
 	  NewConnection( bbfrom, 
 			 (*j)->GetOriginalBlackBoxFromOutput(), 
 			 bbto, 
 			 (*j)->GetOriginalBlackBoxToInput() );
 	
-
+	//c->Check();
 	bbAddConnection(c);
 
-	bbtkDebugDecTab("Kernel",9);
       }
-    bbtkDebugDecTab("Kernel",9);
 
     bbAllocateConnectors();
-    bbtkDebugDecTab("Kernel",9);    
+    bbtkDebugMessage("object",3,
+    			"<## ComplexBlackBox::ComplexBlackBox(\""
+			<<from.bbGetName()<<"\",\""
+			<<name<<"\")"<<std::endl);
   }
   //=======================================================================
 
@@ -101,39 +125,26 @@ namespace bbtk
   ///  Destructor
   ComplexBlackBox::~ComplexBlackBox()
   {
-    bbtkDebugMessageInc("Kernel",1,
-			"ComplexBlackBox::~ComplexBlackBox() ["
-			<<bbGetFullName()<<"]"<<std::endl);
-    
-    bbtkDebugMessageInc("Kernel",1,"* Delete Connections"<<std::endl);
-    ConnectionListType::iterator j;
-    for ( j = mConnectionList.begin(); j != mConnectionList.end(); ++j ) 
-      {
-	bbtkDebugMessageInc("Kernel",1,"* Delete \""<<
-			    (*j)->GetFullName()<<"\""<<std::endl);
-	delete *j;
-	bbtkDebugDecTab("Kernel",9);
-      }
-    bbtkDebugDecTab("Kernel",9);
-
-    
-    bbtkDebugMessageInc("Kernel",1,"* Delete Black Boxes"<<std::endl);
-    BlackBoxMapType::iterator i;
-    for ( i = mBlackBoxMap.begin(); i != mBlackBoxMap.end(); ++i ) 
-      {
-	bbtkDebugMessageInc("Kernel",1,"* Delete \""<<i->first<<"\""<<std::endl);
-	i->second->bbDelete();
-	bbtkDebugDecTab("Kernel",1);
-      }
-    bbtkDebugDecTab("Kernel",1);
-    
-    bbtkDebugMessage("Kernel",1,"EO ComplexBlackBox::~ComplexBlackBox  ["
-    		     <<bbGetFullName()<<"]"<<std::endl);
-    
+    bbtkDebugMessage("object",3,
+		     "==> ComplexBlackBox::~ComplexBlackBox() ["
+		     <<bbGetName()<<"]"<<std::endl);
+
+    bbtkDebugMessage("object",4,
+		     " -> Releasing connections"<<std::endl);
+    mConnectionList.clear();
+    bbtkDebugMessage("object",4,
+		     " -> Releasing boxes"<<std::endl);
+    mBlackBoxMap.clear();
+
+    //    Clear();
     this->bbDesallocateConnectors();
-    bbtkDebugDecTab("Kernel",1);   
+
+    bbtkDebugMessage("object",3,
+		     "<== ComplexBlackBox::~ComplexBlackBox() ["
+		     <<bbGetName()<<"]"<<std::endl);
   } 
   //=======================================================================
+ 
 
   //=========================================================================
   /// Allocates the i/o connectors of the black box
@@ -143,7 +154,7 @@ namespace bbtk
 			"ComplexBlackBox::bbAllocateConnectors() ["
 			<<bbGetFullName()<<"]"
 			<<std::endl);	
-
+    
     // Input connectors
     const BlackBoxDescriptor::InputDescriptorMapType& imap 
       = bbGetDescriptor()->GetInputDescriptorMap(); 
@@ -161,7 +172,6 @@ namespace bbtk
 	  ->bbGetInputConnectorMap()[ d->GetInput() ];
 	
 	bbGetInputConnectorMap()[i->second->GetName()] = c;
-//new BlackBoxInputConnector();
       }									
 
     // Output connectors
@@ -181,8 +191,8 @@ namespace bbtk
 	  ->bbGetOutputConnectorMap()[ d->GetOutput() ];
 
 	bbGetOutputConnectorMap()[o->second->GetName()] = c;
-	//new BlackBoxOutputConnector();
       }
+    
     bbtkDebugDecTab("Kernel",8);  
   }
   //=========================================================================
@@ -209,18 +219,14 @@ namespace bbtk
   //=========================================================================
 
   //=======================================================================
-  BlackBox* ComplexBlackBox::bbClone(const std::string& name)
+  BlackBox::Pointer ComplexBlackBox::bbClone(const std::string& name)
   {
     bbtkDebugMessageInc("Kernel",9,
 			"ComplexBlackBox::bbClone(\""<<name<<"\") ["
 			<<bbGetFullName()<<"]"<<std::endl);
     
     ComplexBlackBox* CBB = new ComplexBlackBox(*this,name);
-    bbGetDescriptor()->Reference();	       
-
-    bbtkDebugDecTab("Kernel",9);   
-
-    return CBB;
+    return MakeBlackBoxPointer(CBB);
   }
   //=======================================================================
 
@@ -229,8 +235,8 @@ namespace bbtk
   /// Executes the box so that its outputs are up-to-date on exit
   void ComplexBlackBox::bbExecute(bool force)
   {
-    bbtkDebugMessageInc("Process",1,
-			"ComplexBlackBox::bbExecute() ["
+    bbtkDebugMessageInc("process",2,
+			"=> ComplexBlackBox::bbExecute() ["
 			<<bbGetFullName()<<"]"<<std::endl);
 
 
@@ -244,13 +250,13 @@ namespace bbtk
 	     i!=mExecutionList.end();
 	     ++i) 
 	  {
-	    bbtkDebugMessage("Process",2," -> Executing '"<<*i<<"'"<<std::endl);
+	    bbtkDebugMessage("process",3," -> Executing '"<<*i<<"'"<<std::endl);
 	    mBlackBoxMap[*i]->bbExecute(force);
 	  }
       }
     else 
       {
-	std::map<std::string, BlackBox*>::iterator i;
+	std::map<std::string, BlackBox::Pointer>::iterator i;
 	for (i=mBlackBoxMap.begin(); i!=mBlackBoxMap.end(); ++i)
 	  {
 	    i->second->bbExecute(force);
@@ -259,8 +265,6 @@ namespace bbtk
 
     Wx::EndBusyCursor();
     
-
-    bbtkDebugDecTab("Process",1);
     
   }
   //==================================================================
@@ -268,15 +272,17 @@ namespace bbtk
   //==================================================================
   void ComplexBlackBox::bbSetModifiedStatus(BlackBoxInputConnector* c)
   {
-    bbtkDebugMessage("Process",3,
-			"ComplexBlackBox::bbSetModifiedStatus("
+    bbtkDebugMessage("modified",1,
+			"==> ComplexBlackBox::bbSetModifiedStatus("
 		     <<c<<") ["<<bbGetFullName()<<"]"<<std::endl);
 
     c->GetBlackBox()->bbSetModifiedStatus(c);
 
-    bbtkDebugMessage("Process",3,
-		     "EO ComplexBlackBox::bbSetModifiedStatus("
+    /*
+    bbtkDebugMessage("modified",1,
+		     "<== ComplexBlackBox::bbSetModifiedStatus("
 		     <<c<<") ["<<bbGetFullName()<<"]"<<std::endl);
+    */
   }
   //==================================================================
 
@@ -296,25 +302,27 @@ namespace bbtk
   //==================================================================
 
   //==================================================================
-  IOStatus ComplexBlackBox::bbBackwardUpdate(Connection* caller)
+  IOStatus ComplexBlackBox::bbBackwardUpdate(Connection::Pointer caller)
   {
-    bbtkDebugMessageInc("Process",1,
-			"ComplexBlackBox::bbBackwardUpdate("
+    bbtkDebugMessageInc("process",3,
+			"==> ComplexBlackBox::bbBackwardUpdate("
 			<<(caller?caller->GetFullName():"0")<<") ["
 			<<bbGetFullName()<<"]"<<std::endl);
-    bbtkInternalError("ComplexBlackBox::bbBackwardUpdate should never be called !");
-    /*
+    //    bbtkInternalError("ComplexBlackBox::bbBackwardUpdate should never be called !");
+    
     if (caller==0)
       {
 	bbtkInternalError("ComplexBlackBox::bbBackwardUpdate called with caller=0");
       }
 
-    if (bbGetExecuting()) 
-      {
-	bbtkWarning(bbGetFullName()<<" : Cyclic execution stopped");
-	return UPTODATE;
-      }
-    bbSetExecuting(true);
+    /*
+    std::cout << "CBB BUP : "<<caller->GetBlackBoxFrom()->bbGetFullName()
+	      <<"."<<caller->GetBlackBoxFromOutput()<<"----"
+	      <<caller->GetOriginalBlackBoxFrom()->bbGetFullName()
+	      <<"."<<caller->GetOriginalBlackBoxFromOutput()<<std::endl;
+    */
+      
+
 
     IOStatus s = UPTODATE;
     const BlackBoxDescriptor::OutputDescriptorMapType& omap 
@@ -327,9 +335,9 @@ namespace bbtk
 	ComplexBlackBoxOutputDescriptor* d = 
 	  (ComplexBlackBoxOutputDescriptor*)i->second;
 	// Get the internal box 
-	BlackBox* b = bbUnsafeGetBlackBox ( d->GetTarget() );
+	BlackBox::Pointer b = bbUnsafeGetBlackBox ( d->GetTarget() );
 	// Calls BackwardUpdate on it
-	bbtkDebugMessageInc("Process",2,"Internal box connected to output : "<<d->GetTarget()<<std::endl);
+	bbtkDebugMessageInc("process",4,"Internal box connected to output : "<<d->GetTarget()<<std::endl);
 	// Because internal box can also be a complex box we have to 
 	// temporarily change the connection BlackBoxFromOutput to the 
 	// mapped one
@@ -350,19 +358,14 @@ namespace bbtk
 	// ??? STATUS OF CBBs ???
 	// ??? Here it is only the final status of the boxes connected to the output 
 	if (s1==MODIFIED) s=MODIFIED;
-	bbtkDebugDecTab("Process",2);
       }
     else 
       {
 	bbtkError("Connection '"<<caller->GetFullName()<<"' does not point to a valid output of the complex box !");
       }
-    bbtkDebugDecTab("Process",1);
-
-    bbSetExecuting(false);
 
     return s;
-    */
-    return UPTODATE;
+    
   }
   //==================================================================
 
@@ -468,24 +471,31 @@ namespace bbtk
   /// Connects the input <name> to the connection c
   void ComplexBlackBox::bbConnectInput( const std::string& name, Connection* c)
   {
-    bbtkDebugMessageInc("Kernel",7,
-			"ComplexBlackBox::bbConnectInput(\""
-			<<name<<"\","<<c<<") ["
-			<<bbGetFullName()<<"]"
-			<<std::endl);       
-
+    bbtkDebugMessage("connection",2,
+		     "==> ComplexBlackBox::bbConnectInput(\""
+		     <<name<<"\","<<c->GetFullName()<<") ["
+		     <<bbGetFullName()<<"]"
+		     <<std::endl);       
+    
    ComplexBlackBoxInputDescriptor* d = (ComplexBlackBoxInputDescriptor*)
       bbGetDescriptor()->GetInputDescriptor(name);
 
-   BlackBox* t = bbGetBlackBox(d->GetTarget());
+
+   BlackBox::Pointer t = bbGetBlackBox(d->GetTarget());
+
+   bbtkDebugMessage("connection",2," - Target = "<<d->GetTarget()<<" = "<<t->bbGetFullName()<<std::endl);
+
    c->SetBlackBoxTo(t);
    c->SetBlackBoxToInput(d->GetInput());
-   t->bbConnectInput(d->GetInput(),c);
 
-   bbtkMessage("Debug",1,"ComplexBlackBox["<<bbGetFullName()<<"]::bbConnectInput : "
-	       <<c->GetFullName()<<std::endl);
+   bbtkDebugMessage("connection",2," - New conn = "<<c->GetFullName()<<std::endl);
+   t->bbConnectInput(d->GetInput(),c);
 
-    bbtkDebugDecTab("Kernel",7);
+   bbtkDebugMessage("connection",2,
+		     "<== ComplexBlackBox::bbConnectInput(\""
+		     <<name<<"\","<<c->GetFullName()<<") ["
+		     <<bbGetFullName()<<"]"
+		     <<std::endl);       
   }
   //=========================================================================
 
@@ -494,30 +504,36 @@ namespace bbtk
   /// Connects the output <name> to the connection c
   void ComplexBlackBox::bbConnectOutput( const std::string& name, Connection* c)
   {
-    bbtkDebugMessageInc("Kernel",7,
-			"ComplexBlackBox::bbConnectOutput(\""
-			<<name<<"\","<<c<<") ["
-			<<bbGetFullName()<<"]"<<std::endl);       
+    bbtkDebugMessage("connection",2,
+		     "==> ComplexBlackBox::bbConnectOutput(\""
+		     <<name<<"\","<<c->GetFullName()<<") ["
+		     <<bbGetFullName()<<"]"<<std::endl);       
 
    ComplexBlackBoxOutputDescriptor* d = (ComplexBlackBoxOutputDescriptor*)
       bbGetDescriptor()->GetOutputDescriptor(name);
 
-   BlackBox* t = bbGetBlackBox(d->GetTarget());
+   BlackBox::Pointer t = bbGetBlackBox(d->GetTarget());
+ 
+  bbtkDebugMessage("connection",2," - Target = "<<d->GetTarget()<<" = "<<t->bbGetFullName()<<std::endl);
+
    c->SetBlackBoxFrom(t);
    c->SetBlackBoxFromOutput(d->GetOutput());
+
+   bbtkDebugMessage("connection",2," - New conn = "<<c->GetFullName()<<std::endl);
+
    t->bbConnectOutput(d->GetOutput(),c);
   
-   bbtkMessage("Debug",1,"ComplexBlackBox["<<bbGetFullName()<<"]::bbConnectOutput : "
-	       <<c->GetFullName()<<std::endl);
-
-    bbtkDebugDecTab("Kernel",7);
+    bbtkDebugMessage("connection",2,
+		     "<== ComplexBlackBox::bbConnectOutput(\""
+		     <<name<<"\","<<c->GetFullName()<<") ["
+		     <<bbGetFullName()<<"]"<<std::endl);       
   }
   //=========================================================================
 
 
   //==================================================================
   /// Adds the black box to the complex box
-  void ComplexBlackBox::bbAddBlackBox( BlackBox* b)
+  void ComplexBlackBox::bbAddBlackBox( BlackBox::Pointer b)
   {
     bbtkDebugMessageInc("Kernel",7,
 			"ComplexBlackBox::AddBlackBox(\""<<b->bbGetName()
@@ -529,7 +545,7 @@ namespace bbtk
 	bbtkError("a black box called \""<<b->bbGetName()
 		  <<"\" already exists");
       }
-    b->bbSetParent(this);
+    b->bbSetParent(GetThisPointer<ComplexBlackBox>());
     mBlackBoxMap[b->bbGetName()] = b;
 
     bbtkDebugDecTab("Kernel",7);
@@ -538,14 +554,14 @@ namespace bbtk
 
   //==================================================================
   /// Adds the black box to the complex box (unsafe)
-  void ComplexBlackBox::bbUnsafeAddBlackBox( BlackBox* b)
+  void ComplexBlackBox::bbUnsafeAddBlackBox( BlackBox::Pointer b)
   {
     bbtkDebugMessageInc("Kernel",7,
 			"ComplexBlackBox::UnsafeAddBlackBox(\""<<b->bbGetName()
 			<<"\") ["
 			<<bbGetFullName()<<"]"<<std::endl);  
     
-    b->bbSetParent(this);
+    b->bbSetParent(GetThisPointer<ComplexBlackBox>());
     mBlackBoxMap[b->bbGetName()] = b;
 
     bbtkDebugDecTab("Kernel",7);
@@ -554,13 +570,39 @@ namespace bbtk
 
   //==================================================================
   /// Removes the black box from the complex box
-  void ComplexBlackBox::bbRemoveBlackBox( const std::string& name )
+  void ComplexBlackBox::bbRemoveBlackBox( const std::string& name, 
+					  bool remove_connections )
   {
     bbtkDebugMessageInc("Kernel",7,
 			"ComplexBlackBox::RemoveBlackBox(\""<<name<<"\") ["
 			<<bbGetFullName()<<"]"<<std::endl);  
 
-    bbtkError("ComplexBlackBox::RemoveBlackBox not implemented");
+    BlackBoxMapType::iterator i = mBlackBoxMap.find(name);
+    if ( i == mBlackBoxMap.end() ) 
+      {
+	bbtkError("the black box \""<<name<<"\" does not exist");
+      }
+    BlackBox::WeakPointer p = i->second;
+    
+    if (remove_connections)
+      {
+	ConnectionListType::const_iterator j;
+	for ( j = mConnectionList.begin(); 
+	      j != mConnectionList.end(); ++j ) 
+	  {
+	    (*j)->Check();
+	  }
+      }
+    if (p.use_count()!=1) 
+      {
+	bbtkError("the black box \""<<name<<"\" is still connected");
+      }
+    
+    mBlackBoxMap.erase(i);
+    
+
+    // Unload orphan dl packages 
+    Package::UnLoadReleasedDynamicallyLoadedPackages();
 
     bbtkDebugDecTab("Kernel",7);
   }
@@ -568,7 +610,7 @@ namespace bbtk
 
   //==================================================================
   /// Adds the connection to the complex box
-  void ComplexBlackBox::bbAddConnection( Connection* c)
+  void ComplexBlackBox::bbAddConnection( Connection::Pointer c)
   {
     bbtkDebugMessageInc("Kernel",7,
 			"ComplexBlackBox::AddConnection(\""<<"..."<<"\") ["
@@ -583,7 +625,7 @@ namespace bbtk
 
   //==================================================================
   /// Returns the black box with name <name>
-  BlackBox* ComplexBlackBox::bbGetBlackBox( const std::string& name )
+  BlackBox::Pointer ComplexBlackBox::bbGetBlackBox( const std::string& name )
   {
     bbtkDebugMessageInc("Kernel",9,
 			"ComplexBlackBox::GetBlackBox(\""<<name<<"\") ["
@@ -603,7 +645,7 @@ namespace bbtk
   //==================================================================
   /// Returns the black box with name <name> : does not throw an exception 
   /// if it does not exist but return a null pointer
-  BlackBox* ComplexBlackBox::bbUnsafeGetBlackBox( const std::string& name )
+  BlackBox::Pointer ComplexBlackBox::bbUnsafeGetBlackBox( const std::string& name )
   {
     bbtkDebugMessageInc("Kernel",9,
 			"ComplexBlackBox::UnsafeGetBlackBox(\""<<name<<"\") ["
@@ -614,7 +656,7 @@ namespace bbtk
     if ( i == mBlackBoxMap.end() ) 
       {
 	bbtkDebugDecTab("Kernel",9);
-	return 0;
+	return BlackBox::Pointer();
       }
 
     bbtkDebugDecTab("Kernel",9);
@@ -658,9 +700,9 @@ namespace bbtk
 
 
   //=========================================================================
-  BlackBox *ComplexBlackBox::bbFindBlackBox(const std::string &blackboxname)
+  BlackBox::Pointer ComplexBlackBox::bbFindBlackBox(const std::string &blackboxname)
   {
-    BlackBox *blackbox=NULL;
+    BlackBox::Pointer blackbox;
     std::string subname="";
     std::string restname="";
     std::string delimiters(">");
@@ -679,11 +721,7 @@ namespace bbtk
     }
 
     BlackBoxMapType::iterator i = mBlackBoxMap.find(subname);
-    if ( i == mBlackBoxMap.end() ) 
-    {
-	   blackbox = NULL;
-    } 
-    else 
+    if ( i != mBlackBoxMap.end() ) 
     {
        blackbox = i->second;
        if (restname!="")
@@ -737,7 +775,9 @@ namespace bbtk
     fprintf(ff,"rankdir=LR%s\n",";");
     fprintf(ff,"node [shape=record]%s\n",";");
 
-    this->bbWriteDotFileBlackBox(ff,this,detail,level,
+    this->bbWriteDotFileBlackBox(ff,
+				 GetThisPointer<ComplexBlackBox>(),
+				 detail,level,
 				 instanceOrtype,
 				 relative_link );
 
@@ -778,14 +818,14 @@ namespace bbtk
   //=========================================================================
   /// Write Graphviz-dot description in file 
   void ComplexBlackBox::bbWriteDotFileBlackBox(FILE *ff,
-					       BlackBox *parentblackbox, 
+					       BlackBox::Pointer parentblackbox, 
 					       int detail, int level,
 					       bool instanceOrtype,
 					       bool relative_link )   
   {
     std::string tmp1;
     std::string valueStr("");
-    Package *package = this->bbGetDescriptor()->GetPackage(); 
+    Package::Pointer package = this->bbGetDescriptor()->GetPackage(); 
 
     if (package!=NULL)
     {
@@ -809,7 +849,7 @@ namespace bbtk
     }
 
     std::string boxname="["+bbGetTypeName()+"]";
-    if (this!=parentblackbox)
+    if (GetThisPointer<ComplexBlackBox>()!=parentblackbox)
     {
        if (detail==0)
 	    {
@@ -916,7 +956,9 @@ namespace bbtk
       {
 	if (level>-1)
 	  {
-	    j->second->bbWriteDotFileBlackBox(ff,parentblackbox,detail,
+	    j->second->bbWriteDotFileBlackBox(ff,
+					      parentblackbox,
+					      detail,
 					      level-1,
 					      instanceOrtype,
 					      relative_link);
@@ -943,7 +985,7 @@ namespace bbtk
 		fprintf(ff,":%s",cbbid->GetName().c_str() );
 	      }
 	    fprintf(ff,"->" );
-	    BlackBox *bb = bbGetBlackBox( cbbid->GetTarget() ); 
+	    BlackBox::Pointer bb = bbGetBlackBox( cbbid->GetTarget() ); 
 	    bb->bbWriteDotInputOutputName(ff,true,detail,level);
 	    if (detail==1)
 	      {
@@ -964,7 +1006,7 @@ namespace bbtk
 	  {
 	    ComplexBlackBoxOutputDescriptor *cbbod = (ComplexBlackBoxOutputDescriptor*)yy->second;
 	    fprintf(ff,"  ");
-	    BlackBox *bb = bbGetBlackBox( cbbod->GetTarget() ); 
+	    BlackBox::Pointer bb = bbGetBlackBox( cbbod->GetTarget() ); 
 	    bb->bbWriteDotInputOutputName(ff,false,detail,level);
 	    if (detail==1)
 	      {
@@ -984,7 +1026,7 @@ namespace bbtk
 
 
 	// Relation from the out side of this ComplexBlackBox with its Inputs
-    if (this!=parentblackbox) {
+    if (GetThisPointer<ComplexBlackBox>()!=parentblackbox) {
       for ( ii = bbGetInputConnectorMap().begin(); 
 	    ii != bbGetInputConnectorMap().end(); ++ii ) 
 	{
@@ -992,19 +1034,19 @@ namespace bbtk
 	    {
 	      Connection* con = ii->second->GetConnection();
 	      if (con!=NULL){
-		BlackBox *a=con->GetBlackBoxFrom();
-		BlackBox *b=con->GetBlackBoxTo();
+		BlackBox::Pointer a=con->GetOriginalBlackBoxFrom();
+		BlackBox::Pointer b=con->GetOriginalBlackBoxTo();
 		fprintf(ff,"  ");
 		a->bbWriteDotInputOutputName(ff,false,detail,level);
 		if (detail==1)
 		  {
-		    fprintf(ff,":%s",con->GetBlackBoxFromOutput().c_str());
+		    fprintf(ff,":%s",con->GetOriginalBlackBoxFromOutput().c_str());
 		  }
 		fprintf(ff,"->");
 		b->bbWriteDotInputOutputName(ff,true,detail,level);
 		if (detail==1)
 		  {
-		    fprintf(ff,":%s",con->GetBlackBoxToInput().c_str());
+		    fprintf(ff,":%s",con->GetOriginalBlackBoxToInput().c_str());
 		  }
 		fprintf(ff,"%s\n",";");
 	      } // if con
@@ -1038,7 +1080,7 @@ namespace bbtk
   //=======================================================================
   void ComplexBlackBox::Check(bool recursive)
   {
-     bbtkMessage("Debug",1,"**** Checking Complex Black Box "<<(void*)this
+     bbtkMessage("debug",1,"**** Checking Complex Black Box "<<(void*)this
 		 <<" ["<<bbGetFullName()<<"]"<<std::endl);
      
      BlackBoxMapType::const_iterator i;
@@ -1052,10 +1094,79 @@ namespace bbtk
        {
 	 (*j)->Check();
        }
-     bbtkMessage("Debug",1,"**** Checking Complex Black Box "<<(void*)this
+     bbtkMessage("debug",1,"**** Checking Complex Black Box "<<(void*)this
 		 <<" ["<<bbGetFullName()<<"] ... OK"<<std::endl);
   
   }
   //=======================================================================
 
+  //=========================================================================
+  /// Returns the name with the name of the parent prepended if any
+  std::string ComplexBlackBox::bbGetNameWithParent() const
+  {
+    if (!IsAPrototype()) return BlackBox::bbGetNameWithParent();
+    if (bbGetDescriptor()) 
+      {
+	return bbGetDescriptor()->GetFullTypeName() + ":" + bbGetName();
+      }
+    else 
+      {
+	return std::string(":") + bbGetName();
+      }
+  } 
+  //=========================================================================
+
+  //==========================================================================
+  std::string ComplexBlackBox::GetObjectName() const
+  {
+    return std::string("ComplexBlackBox '")+bbGetNameWithParent()
+      +std::string("'");
+  }
+  //==========================================================================
+  
+  //==========================================================================
+  std::string ComplexBlackBox::GetObjectInfo() const 
+  {
+    std::stringstream i;
+    i << "  - "<<mBlackBoxMap.size() << " boxes / "
+      <<mConnectionList.size() << " connections" << std::endl;
+    return i.str();
+  }
+  //==========================================================================
+
+  //==========================================================================
+  size_t  ComplexBlackBox::GetObjectSize() const 
+  {
+    size_t s = Superclass::GetObjectSize();
+    s += ComplexBlackBox::GetObjectInternalSize();
+    return s;
+  }
+  //==========================================================================
+  //==========================================================================
+  size_t  ComplexBlackBox::GetObjectInternalSize() const 
+  {
+    size_t s = sizeof(ComplexBlackBox);
+    return s;
+  }
+  //==========================================================================
+  //==========================================================================
+  size_t  ComplexBlackBox::GetObjectRecursiveSize() const 
+  {
+    size_t s = Superclass::GetObjectRecursiveSize();
+    s += ComplexBlackBox::GetObjectInternalSize();
+    BlackBoxMapType::const_iterator i;
+    for ( i = mBlackBoxMap.begin(); i != mBlackBoxMap.end(); ++i ) 
+      {
+	s += i->second->GetObjectRecursiveSize();
+      }
+    ConnectionListType::const_iterator j;
+    for ( j = mConnectionList.begin(); 
+	  j != mConnectionList.end(); ++j ) 
+      {
+	s += (*j)->GetObjectRecursiveSize();
+      }
+    return s;
+  }
+  //==========================================================================
+
 }