diff options
Diffstat (limited to 'c++/src/H5IdComponent.cpp')
| -rw-r--r-- | c++/src/H5IdComponent.cpp | 408 |
1 files changed, 204 insertions, 204 deletions
diff --git a/c++/src/H5IdComponent.cpp b/c++/src/H5IdComponent.cpp index ae60c5e..574b28a 100644 --- a/c++/src/H5IdComponent.cpp +++ b/c++/src/H5IdComponent.cpp @@ -15,7 +15,7 @@ #include <string> -#include "H5private.h" // for HDmemset +#include "H5private.h" // for HDmemset #include "H5Include.h" #include "H5Exception.h" #include "H5Library.h" @@ -34,21 +34,21 @@ bool IdComponent::H5cppinit = false; bool IdComponent::H5dontAtexit_called = false; //-------------------------------------------------------------------------- -// Function: IdComponent::incRefCount -///\brief Increment reference counter for a given id. -// Programmer Binh-Minh Ribler - May 2005 +// Function: IdComponent::incRefCount +///\brief Increment reference counter for a given id. +// Programmer Binh-Minh Ribler - May 2005 //-------------------------------------------------------------------------- void IdComponent::incRefCount(const hid_t obj_id) const { if (p_valid_id(obj_id)) - if (H5Iinc_ref(obj_id) < 0) - throw IdComponentException(inMemFunc("incRefCount"), "incrementing object ref count failed"); + if (H5Iinc_ref(obj_id) < 0) + throw IdComponentException(inMemFunc("incRefCount"), "incrementing object ref count failed"); } //-------------------------------------------------------------------------- -// Function: IdComponent::incRefCount -///\brief Increment reference counter for the id of this object. -// Programmer Binh-Minh Ribler - 2000 +// Function: IdComponent::incRefCount +///\brief Increment reference counter for the id of this object. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- void IdComponent::incRefCount() const { @@ -56,31 +56,31 @@ void IdComponent::incRefCount() const } //-------------------------------------------------------------------------- -// Function: IdComponent::decRefCount -///\brief Decrement reference counter for a given id. -// Programmer Binh-Minh Ribler - May 2005 +// Function: IdComponent::decRefCount +///\brief Decrement reference counter for a given id. +// Programmer Binh-Minh Ribler - May 2005 // Modification: -// Added the check for ref counter to give a little more info -// on why H5Idec_ref fails in some cases - BMR 5/19/2005 +// Added the check for ref counter to give a little more info +// on why H5Idec_ref fails in some cases - BMR 5/19/2005 //-------------------------------------------------------------------------- void IdComponent::decRefCount(const hid_t obj_id) const { if (p_valid_id(obj_id)) - if (H5Idec_ref(obj_id) < 0) - { - if (H5Iget_ref(obj_id) <= 0) - throw IdComponentException(inMemFunc("decRefCount"), - "object ref count is 0 or negative"); - else - throw IdComponentException(inMemFunc("decRefCount"), - "decrementing object ref count failed"); - } + if (H5Idec_ref(obj_id) < 0) + { + if (H5Iget_ref(obj_id) <= 0) + throw IdComponentException(inMemFunc("decRefCount"), + "object ref count is 0 or negative"); + else + throw IdComponentException(inMemFunc("decRefCount"), + "decrementing object ref count failed"); + } } //-------------------------------------------------------------------------- -// Function: IdComponent::decRefCount -///\brief Decrement reference counter for the id of this object. -// Programmer Binh-Minh Ribler - 2000 +// Function: IdComponent::decRefCount +///\brief Decrement reference counter for the id of this object. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- void IdComponent::decRefCount() const { @@ -88,28 +88,28 @@ void IdComponent::decRefCount() const } //-------------------------------------------------------------------------- -// Function: IdComponent::getCounter -///\brief Returns the reference counter for a given id. -///\return Reference count -// Programmer Binh-Minh Ribler - May 2005 +// Function: IdComponent::getCounter +///\brief Returns the reference counter for a given id. +///\return Reference count +// Programmer Binh-Minh Ribler - May 2005 //-------------------------------------------------------------------------- int IdComponent::getCounter(const hid_t obj_id) const { int counter = 0; if (p_valid_id(obj_id)) { - counter = H5Iget_ref(obj_id); - if (counter < 0) - throw IdComponentException(inMemFunc("incRefCount"), "getting object ref count failed - negative"); + counter = H5Iget_ref(obj_id); + if (counter < 0) + throw IdComponentException(inMemFunc("incRefCount"), "getting object ref count failed - negative"); } return (counter); } //-------------------------------------------------------------------------- -// Function: IdComponent::getCounter -///\brief Returns the reference counter for the id of this object. -///\return Reference count -// Programmer Binh-Minh Ribler - 2000 +// Function: IdComponent::getCounter +///\brief Returns the reference counter for the id of this object. +///\return Reference count +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- int IdComponent::getCounter() const { @@ -117,43 +117,43 @@ int IdComponent::getCounter() const } //-------------------------------------------------------------------------- -// Function: getHDFObjType (static) -///\brief Given an id, returns the type of the object. -///\return a valid HDF object type, which may be one of the following: -/// \li \c H5I_FILE -/// \li \c H5I_GROUP -/// \li \c H5I_DATATYPE -/// \li \c H5I_DATASPACE -/// \li \c H5I_DATASET -/// \li \c H5I_ATTR -/// \li or \c H5I_BADID, if no valid type can be determined or the -/// input object id is invalid. +// Function: getHDFObjType (static) +///\brief Given an id, returns the type of the object. +///\return a valid HDF object type, which may be one of the following: +/// \li \c H5I_FILE +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li or \c H5I_BADID, if no valid type can be determined or the +/// input object id is invalid. // Programmer Binh-Minh Ribler - Jul, 2005 //-------------------------------------------------------------------------- H5I_type_t IdComponent::getHDFObjType(const hid_t obj_id) { if (obj_id <= 0) - return H5I_BADID; // invalid + return H5I_BADID; // invalid H5I_type_t id_type = H5Iget_type(obj_id); if (id_type <= H5I_BADID || id_type >= H5I_NTYPES) - return H5I_BADID; // invalid + return H5I_BADID; // invalid else - return id_type; // valid type + return id_type; // valid type } //-------------------------------------------------------------------------- -// Function: getHDFObjType -///\brief Returns the type of the object. It is an overloaded function -/// of the above function. -///\return a valid HDF object type, which may be one of the following: -/// \li \c H5I_FILE -/// \li \c H5I_GROUP -/// \li \c H5I_DATATYPE -/// \li \c H5I_DATASPACE -/// \li \c H5I_DATASET -/// \li \c H5I_ATTR -/// \li or \c H5I_BADID, if no valid type can be determined or the -/// input object id is invalid. +// Function: getHDFObjType +///\brief Returns the type of the object. It is an overloaded function +/// of the above function. +///\return a valid HDF object type, which may be one of the following: +/// \li \c H5I_FILE +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li or \c H5I_BADID, if no valid type can be determined or the +/// input object id is invalid. // Programmer Binh-Minh Ribler - Mar, 2014 //-------------------------------------------------------------------------- H5I_type_t IdComponent::getHDFObjType() const @@ -162,25 +162,25 @@ H5I_type_t IdComponent::getHDFObjType() const } //-------------------------------------------------------------------------- -// Function: getNumMembers (static) -///\brief Returns the number of members of the given type. -///\return Number of members +// Function: getNumMembers (static) +///\brief Returns the number of members of the given type. +///\return Number of members ///\Description -/// If there is no member of the given type, getNumMembers will -/// return 0. Valid types are: -/// \li \c H5I_FILE (= 1) -/// \li \c H5I_GROUP -/// \li \c H5I_DATATYPE -/// \li \c H5I_DATASPACE -/// \li \c H5I_DATASET -/// \li \c H5I_ATTR -/// \li \c H5I_REFERENCE -/// \li \c H5I_VFL -/// \li \c H5I_GENPROP_CLS -/// \li \c H5I_GENPROP_LST -/// \li \c H5I_ERROR_CLASS -/// \li \c H5I_ERROR_MSG -/// \li \c H5I_ERROR_STACK +/// If there is no member of the given type, getNumMembers will +/// return 0. Valid types are: +/// \li \c H5I_FILE (= 1) +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li \c H5I_REFERENCE +/// \li \c H5I_VFL +/// \li \c H5I_GENPROP_CLS +/// \li \c H5I_GENPROP_LST +/// \li \c H5I_ERROR_CLASS +/// \li \c H5I_ERROR_MSG +/// \li \c H5I_ERROR_STACK // Programmer Binh-Minh Ribler - Feb, 2017 //-------------------------------------------------------------------------- hsize_t IdComponent::getNumMembers(H5I_type_t type) @@ -188,31 +188,31 @@ hsize_t IdComponent::getNumMembers(H5I_type_t type) hsize_t nmembers = 0; herr_t ret_value = H5Inmembers(type, &nmembers); if (ret_value < 0) - throw IdComponentException("getNumMembers", "H5Inmembers failed"); + throw IdComponentException("getNumMembers", "H5Inmembers failed"); else - return(nmembers); + return(nmembers); } //-------------------------------------------------------------------------- -// Function: typeExists (static) -///\brief Queries if a given type is currently registered with the -/// library. -///\return true if the given type exists, and false, otherwise. +// Function: typeExists (static) +///\brief Queries if a given type is currently registered with the +/// library. +///\return true if the given type exists, and false, otherwise. ///\Description -/// Valid types are: -/// \li \c H5I_FILE (= 1) -/// \li \c H5I_GROUP -/// \li \c H5I_DATATYPE -/// \li \c H5I_DATASPACE -/// \li \c H5I_DATASET -/// \li \c H5I_ATTR -/// \li \c H5I_REFERENCE -/// \li \c H5I_VFL -/// \li \c H5I_GENPROP_CLS -/// \li \c H5I_GENPROP_LST -/// \li \c H5I_ERROR_CLASS -/// \li \c H5I_ERROR_MSG -/// \li \c H5I_ERROR_STACK +/// Valid types are: +/// \li \c H5I_FILE (= 1) +/// \li \c H5I_GROUP +/// \li \c H5I_DATATYPE +/// \li \c H5I_DATASPACE +/// \li \c H5I_DATASET +/// \li \c H5I_ATTR +/// \li \c H5I_REFERENCE +/// \li \c H5I_VFL +/// \li \c H5I_GENPROP_CLS +/// \li \c H5I_GENPROP_LST +/// \li \c H5I_ERROR_CLASS +/// \li \c H5I_ERROR_MSG +/// \li \c H5I_ERROR_STACK // Programmer Binh-Minh Ribler - Feb, 2017 //-------------------------------------------------------------------------- bool IdComponent::typeExists(H5I_type_t type) @@ -220,82 +220,82 @@ bool IdComponent::typeExists(H5I_type_t type) // Call C function htri_t ret_value = H5Itype_exists(type); if (ret_value > 0) - return true; + return true; else if (ret_value == 0) - return false; + return false; else // Raise exception when H5Itype_exists returns a negative value - throw IdComponentException("typeExists", "H5Itype_exists failed"); + throw IdComponentException("typeExists", "H5Itype_exists failed"); } //-------------------------------------------------------------------------- -// Function: IdComponent::operator= -///\brief Assignment operator. -///\param rhs - IN: Reference to the existing object -///\return Reference to IdComponent instance -///\exception H5::IdComponentException when attempt to close the HDF5 -/// object fails +// Function: IdComponent::operator= +///\brief Assignment operator. +///\param rhs - IN: Reference to the existing object +///\return Reference to IdComponent instance +///\exception H5::IdComponentException when attempt to close the HDF5 +/// object fails // Description -// First, close the current valid id of this object. Then -// copy the id from rhs to this object, and increment the -// reference counter of the id to indicate that another object -// is referencing that id. +// First, close the current valid id of this object. Then +// copy the id from rhs to this object, and increment the +// reference counter of the id to indicate that another object +// is referencing that id. // Modification -// 2010/5/9 - BMR -// Removed close() and incRefCount() because setId/p_setId takes -// care of close() and setId takes care incRefCount(). -// Programmer Binh-Minh Ribler - 2000 +// 2010/5/9 - BMR +// Removed close() and incRefCount() because setId/p_setId takes +// care of close() and setId takes care incRefCount(). +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- -IdComponent& IdComponent::operator=( const IdComponent& rhs ) +IdComponent& IdComponent::operator=(const IdComponent& rhs) { if (this != &rhs) { - // handling references to this id - try { - setId(rhs.getId()); - // Note: a = b, so there are two objects with the same hdf5 id - // that's why incRefCount is needed, and it is called by setId - } - catch (Exception& close_error) { - throw FileIException(inMemFunc("operator="), close_error.getDetailMsg()); - } + // handling references to this id + try { + setId(rhs.getId()); + // Note: a = b, so there are two objects with the same hdf5 id + // that's why incRefCount is needed, and it is called by setId + } + catch (Exception& close_error) { + throw FileIException(inMemFunc("operator="), close_error.getDetailMsg()); + } } return *this; } //-------------------------------------------------------------------------- -// Function: IdComponent::setId -///\brief Sets the identifier of this object to a new value. -///\param new_id - IN: New identifier to be set to -///\exception H5::IdComponentException when the attempt to close the HDF5 -/// object fails +// Function: IdComponent::setId +///\brief Sets the identifier of this object to a new value. +///\param new_id - IN: New identifier to be set to +///\exception H5::IdComponentException when the attempt to close the HDF5 +/// object fails // Description: -// p_setId ensures that the current valid id of this object is -// properly closed before resetting the object's id to the new id. -// Programmer Binh-Minh Ribler - 2000 +// p_setId ensures that the current valid id of this object is +// properly closed before resetting the object's id to the new id. +// Programmer Binh-Minh Ribler - 2000 // Modification -// 2008/7/23 - BMR -// Changed all subclasses' setId to p_setId and put back setId -// here. p_setId is used in the library where the id provided -// by a C API passed on to user's application in the form of a -// C++ API object, which will be destroyed properly, and so -// p_setId does not call incRefCount. On the other hand, the -// public version setId is used by other applications, in which -// the id passed to setId is that of another C++ API object, so -// setId must call incRefCount. +// 2008/7/23 - BMR +// Changed all subclasses' setId to p_setId and put back setId +// here. p_setId is used in the library where the id provided +// by a C API passed on to user's application in the form of a +// C++ API object, which will be destroyed properly, and so +// p_setId does not call incRefCount. On the other hand, the +// public version setId is used by other applications, in which +// the id passed to setId is that of another C++ API object, so +// setId must call incRefCount. //-------------------------------------------------------------------------- void IdComponent::setId(const hid_t new_id) { - // set to new_id - p_setId(new_id); + // set to new_id + p_setId(new_id); - // increment the reference counter of the new id - incRefCount(); + // increment the reference counter of the new id + incRefCount(); } //-------------------------------------------------------------------------- -// Function: IdComponent destructor -///\brief Noop destructor. -// Programmer Binh-Minh Ribler - 2000 +// Function: IdComponent destructor +///\brief Noop destructor. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- IdComponent::~IdComponent() {} @@ -306,29 +306,29 @@ IdComponent::~IdComponent() {} #ifndef DOXYGEN_SHOULD_SKIP_THIS //-------------------------------------------------------------------------- -// Function: IdComponent::inMemFunc -///\brief Makes and returns string "<class-name>::<func_name>" -///\param func_name - Name of the function where failure occurs +// Function: IdComponent::inMemFunc +///\brief Makes and returns string "<class-name>::<func_name>" +///\param func_name - Name of the function where failure occurs // Description -/// Concatenates the class name of this object with the -/// passed-in function name to create a string that indicates -/// where the failure occurs. The class-name is provided by -/// fromClass(). This string will be used by a base class when -/// an exception is thrown. -// Programmer Binh-Minh Ribler - Aug 6, 2005 +/// Concatenates the class name of this object with the +/// passed-in function name to create a string that indicates +/// where the failure occurs. The class-name is provided by +/// fromClass(). This string will be used by a base class when +/// an exception is thrown. +// Programmer Binh-Minh Ribler - Aug 6, 2005 //-------------------------------------------------------------------------- H5std_string IdComponent::inMemFunc(const char* func_name) const { - H5std_string full_name = func_name; - full_name.insert(0, "::"); - full_name.insert(0, fromClass()); - return (full_name); + H5std_string full_name = func_name; + full_name.insert(0, "::"); + full_name.insert(0, fromClass()); + return (full_name); } //-------------------------------------------------------------------------- -// Function: IdComponent default constructor - private -///\brief Default constructor. -// Programmer Binh-Minh Ribler - 2000 +// Function: IdComponent default constructor - private +///\brief Default constructor. +// Programmer Binh-Minh Ribler - 2000 //-------------------------------------------------------------------------- IdComponent::IdComponent() { @@ -342,45 +342,45 @@ IdComponent::IdComponent() } //-------------------------------------------------------------------------- -// Function: IdComponent::p_get_file_name (protected) -// Purpose: Gets the name of the file, in which this object belongs. -// Exception: H5::IdComponentException +// Function: IdComponent::p_get_file_name (protected) +// Purpose Gets the name of the file, in which this object belongs. +// Exception: H5::IdComponentException // Description: -// This function is protected so that the user applications can -// only have access to its code via allowable classes, namely, -// Attribute and H5Location subclasses. -// Programmer Binh-Minh Ribler - Jul, 2004 +// This function is protected so that the user applications can +// only have access to its code via allowable classes, namely, +// Attribute and H5Location subclasses. +// Programmer Binh-Minh Ribler - Jul, 2004 //-------------------------------------------------------------------------- H5std_string IdComponent::p_get_file_name() const { - hid_t temp_id = getId(); + hid_t temp_id = getId(); - // Preliminary call to H5Fget_name to get the length of the file name - ssize_t name_size = H5Fget_name(temp_id, NULL, 0); + // Preliminary call to H5Fget_name to get the length of the file name + ssize_t name_size = H5Fget_name(temp_id, NULL, 0); - // If H5Aget_name returns a negative value, raise an exception, - if( name_size < 0 ) - { - throw IdComponentException("", "H5Fget_name failed"); - } + // If H5Aget_name returns a negative value, raise an exception, + if (name_size < 0) + { + throw IdComponentException("", "H5Fget_name failed"); + } - // Call H5Fget_name again to get the actual file name - char* name_C = new char[name_size+1]; // temporary C-string for C API - HDmemset(name_C, 0, name_size+1); // clear buffer + // Call H5Fget_name again to get the actual file name + char* name_C = new char[name_size+1]; // temporary C-string for C API + HDmemset(name_C, 0, name_size+1); // clear buffer - name_size = H5Fget_name(temp_id, name_C, name_size+1); + name_size = H5Fget_name(temp_id, name_C, name_size+1); - // Check for failure again - if( name_size < 0 ) - { + // Check for failure again + if (name_size < 0) + { delete []name_C; - throw IdComponentException("", "H5Fget_name failed"); - } + throw IdComponentException("", "H5Fget_name failed"); + } - // Convert the C file name and return - H5std_string file_name(name_C); - delete []name_C; - return(file_name); + // Convert the C file name and return + H5std_string file_name(name_C); + delete []name_C; + return(file_name); } // @@ -388,22 +388,22 @@ H5std_string IdComponent::p_get_file_name() const // //-------------------------------------------------------------------------- -// Function: p_valid_id -// Purpose: Verifies that the given id is a valid id so it can be passed -// into an H5I C function. -// Return true if id is valid, false, otherwise -// Programmer Binh-Minh Ribler - May, 2005 +// Function: p_valid_id +// Purpose Verifies that the given id is a valid id so it can be passed +// into an H5I C function. +// Return true if id is valid, false, otherwise +// Programmer Binh-Minh Ribler - May, 2005 //-------------------------------------------------------------------------- bool IdComponent::p_valid_id(const hid_t obj_id) { if (obj_id <= 0) - return false; + return false; H5I_type_t id_type = H5Iget_type(obj_id); if (id_type <= H5I_BADID || id_type >= H5I_NTYPES) - return false; + return false; else - return true; + return true; } // Notes about IdComponent::id |