23514: EDF 16031 - SMESH freezes

Optimize loading a study with multiple mesh groups

diff --git a/src/HDFPersist/HDFgroup.cc b/src/HDFPersist/HDFgroup.cc
index 28876397594d6cf9c73e1e32105275ff2f023f80..c609828f7b2aef239bf9a01fdd64854daeacc0be 100644 (file)
--- a/src/HDFPersist/HDFgroup.cc
+++ b/src/HDFPersist/HDFgroup.cc
@@ -31,9 +31,9 @@
 
 herr_t group_attr(hid_t loc_id, const char *attr_name, void *operator_data)
 {
-   *(char**)operator_data = new char[strlen(attr_name)+1];
-   strcpy(*(char**)operator_data, attr_name);
-   return 1;
+  *(char**)operator_data = new char[strlen(attr_name)+1];
+  strcpy(*(char**)operator_data, attr_name);
+  return 1;
 }
 
 HDFgroup::HDFgroup(const char *name, HDFcontainerObject *father)
@@ -104,17 +104,31 @@ int HDFgroup::ExistInternalObject(const char *object_name)
 
   n = this->nInternalObjects(); 
   for (i=0;i<n;i++) 
+  {
+    this->InternalObjectIndentify(i,name);
+    if (!strcmp(name,object_name))
     {
-      this->InternalObjectIndentify(i,name);
-      if (!strcmp(name,object_name))
-       {
-         ret = 1;
-         break;
-       }
-    }  
+      ret = 1;
+      break;
+    }
+  }  
   return ret;
 }
 
+void HDFgroup::GetAllObjects(std::vector< std::string > & object_names )
+{
+  int n,i;
+  char name[HDF_NAME_MAX_LEN+1];
+
+  n = this->nInternalObjects();
+  object_names.reserve( object_names.size() + n );
+  for (i=0;i<n;i++)
+  {
+    this->InternalObjectIndentify(i,name);
+    object_names.push_back( name );
+  }
+}
+
 hdf_object_type HDFgroup::InternalObjectType(char *object_name)
 {
   hdf_object_type type;
@@ -145,10 +159,10 @@ void HDFgroup::FileUnMount()
   hdf_err ret;
 
   if ((ret = HDFfileUmount(_fid,_name)) < 0)
-        throw HDFexception("Can't unmount the file");
+    throw HDFexception("Can't unmount the file");
 
   if ((ret = HDFfileClose(_mid)) < 0)
-        throw HDFexception("Can't unmount the file");
+    throw HDFexception("Can't unmount the file");
 
   _mid = -1;
 }

diff --git a/src/HDFPersist/HDFgroup.hxx b/src/HDFPersist/HDFgroup.hxx
index 6f6a42a010ffe508d71cb3fb5297f781a30052f4..18cbb437b8b1830d2c34ae5fcc9c0e50f6b8c24c 100644 (file)
--- a/src/HDFPersist/HDFgroup.hxx
+++ b/src/HDFPersist/HDFgroup.hxx
@@ -31,14 +31,17 @@
 #include "HDFcontainerObject.hxx"
 #include "HDFexport.hxx"
 
+#include <vector>
+#include <string>
+
 class HDFPERSIST_EXPORT HDFgroup : public HDFcontainerObject
 {
-private :
+ private :
   HDFcontainerObject *_father;
   hdf_idt _fid;
   hdf_idt _mid;
   char* _attribute;
-public :
+ public :
   HDFgroup(const char *name, HDFcontainerObject *father);
 
   void CreateOnDisk();
@@ -49,12 +52,13 @@ public :
   void FileUnMount();
 
   HDFcontainerObject *GetFather();
-  hdf_object_type GetObjectType();
+  hdf_object_type     GetObjectType();
 
-  int nInternalObjects();
+  int  nInternalObjects();
   void InternalObjectIndentify(int rank, char *object_name);
-  int ExistInternalObject(const char *object_name);
+  int  ExistInternalObject(const char *object_name);
   hdf_object_type InternalObjectType(char *object_name);
+  void GetAllObjects( std::vector< std::string > & object_names );
 
   int nAttributes();
   char* GetAttributeName(unsigned idx);