diff options
Diffstat (limited to 'c++/src/H5Object.h')
| -rw-r--r-- | c++/src/H5Object.h | 68 |
1 files changed, 63 insertions, 5 deletions
diff --git a/c++/src/H5Object.h b/c++/src/H5Object.h index 193e5d1..c39de3a 100644 --- a/c++/src/H5Object.h +++ b/c++/src/H5Object.h @@ -17,8 +17,8 @@ #ifndef __H5Object_H #define __H5Object_H -#include "H5Location.h" -#include "H5Classes.h" // constains forward class declarations +//#include "H5Location.h" +//#include "H5Classes.h" // constains forward class declarations // H5Object is a baseclass. It has these subclasses: // Group, DataSet, and DataType. @@ -38,6 +38,21 @@ namespace H5 { #endif +class H5_DLLCPP H5Object; + +// Define the operator function pointer for H5Aiterate(). +typedef void (*attr_operator_t)( H5Object& loc/*in*/, + const H5std_string attr_name/*in*/, + void *operator_data/*in,out*/); + +// User data for attribute iteration +class UserData4Aiterate { + public: + attr_operator_t op; + void* opData; + H5Object* location; +}; + /*! \class H5Object \brief Class H5Object is a bridge between H5Location and DataSet, DataType, and Group. @@ -46,6 +61,45 @@ namespace H5 { */ class H5_DLLCPP H5Object : public H5Location { public: +// Rearranging classes (HDFFV-9920) moved H5A wrappers back into H5Object. +// That way, C functions that takes attribute id can be in +// H5Location and those that cannot take attribute id can be in H5Object. + + // Creates an attribute for the specified object + // PropList is currently not used, so always be default. + Attribute createAttribute( const char* name, const DataType& type, const DataSpace& space, const PropList& create_plist = PropList::DEFAULT ) const; + Attribute createAttribute( const H5std_string& name, const DataType& type, const DataSpace& space, const PropList& create_plist = PropList::DEFAULT ) const; + + // Given its name, opens the attribute that belongs to an object at + // this location. + Attribute openAttribute( const char* name ) const; + Attribute openAttribute( const H5std_string& name ) const; + + // Given its index, opens the attribute that belongs to an object at + // this location. + Attribute openAttribute( const unsigned int idx ) const; + + // Iterate user's function over the attributes of this object. + int iterateAttrs(attr_operator_t user_op, unsigned* idx = NULL, void* op_data = NULL); + + // Determines the number of attributes belong to this object. + int getNumAttrs() const; + + // Checks whether the named attribute exists for this object. + bool attrExists(const char* name) const; + bool attrExists(const H5std_string& name) const; + + // Renames the named attribute to a new name. + void renameAttr(const char* oldname, const char* newname) const; + void renameAttr(const H5std_string& oldname, const H5std_string& newname) const; + + // Removes the named attribute from this object. + void removeAttr(const char* name) const; + void removeAttr(const H5std_string& name) const; + + // Returns an identifier. + virtual hid_t getId() const = 0; + #ifndef DOXYGEN_SHOULD_SKIP_THIS // Gets the name of this HDF5 object, i.e., Group, DataSet, or // DataType. These should have const but are retiring anyway. @@ -53,9 +107,6 @@ class H5_DLLCPP H5Object : public H5Location { ssize_t getObjName(H5std_string& obj_name, size_t len = 0) const; H5std_string getObjName() const; - // Noop destructor. - virtual ~H5Object(); - protected: // Default constructor H5Object(); @@ -73,6 +124,13 @@ class H5_DLLCPP H5Object : public H5Location { // Copy constructor: makes copy of an H5Object object. // H5Object(const H5Object& original); + // Sets the identifier of this object to a new value. - this one + // doesn't increment reference count + virtual void p_setId(const hid_t new_id) = 0; + + // Noop destructor. + virtual ~H5Object(); + #endif // DOXYGEN_SHOULD_SKIP_THIS }; /* end class H5Object */ |