23 #include "openPMD/IO/AbstractIOHandler.hpp" 24 #include "openPMD/IO/IOTask.hpp" 25 #include "openPMD/auxiliary/DerefDynamicCast.hpp" 43 std::future<void> flush()
45 using namespace auxiliary;
47 while (!(*m_handler).m_work.empty())
49 IOTask &i = (*m_handler).m_work.front();
73 case O::CREATE_DATASET:
79 case O::EXTEND_DATASET:
109 case O::OPEN_DATASET:
127 case O::DELETE_DATASET:
139 case O::WRITE_DATASET:
151 case O::READ_DATASET:
157 case O::GET_BUFFER_VIEW:
175 case O::LIST_DATASETS:
193 case O::AVAILABLE_CHUNKS:
199 case O::KEEP_SYNCHRONOUS:
215 std::cerr <<
"[AbstractIOHandlerImpl] IO Task " 216 << internal::operationAsString(i.operation)
217 <<
" failed with exception. Clearing IO queue and " 218 "passing on the exception." 220 while (!m_handler->m_work.empty())
222 m_handler->m_work.pop();
226 (*m_handler).m_work.pop();
228 return std::future<void>();
490 parameters.out->backendManagedBuffer =
false;
virtual void deregister(Writable *, Parameter< Operation::DEREGISTER > const ¶m)=0
Notify the backend that the Writable has been / will be deallocated.
virtual void deleteAttribute(Writable *, Parameter< Operation::DELETE_ATT > const &)=0
Delete an existing attribute.
Definition: IOTask.hpp:611
virtual void writeAttribute(Writable *, Parameter< Operation::WRITE_ATT > const &)=0
Create a single attribute and fill the value, possibly overwriting an existing attribute.
virtual void checkFile(Writable *, Parameter< Operation::CHECK_FILE > &)=0
Check if the file specified by the parameter is already present on disk.
Self-contained description of a single IO operation.
Definition: IOTask.hpp:695
Definition: IOTask.hpp:203
virtual void openFile(Writable *, Parameter< Operation::OPEN_FILE > &)=0
Open an existing file assuming it conforms to openPMD.
virtual void deleteDataset(Writable *, Parameter< Operation::DELETE_DATASET > const &)=0
Delete an existing dataset.
virtual void createDataset(Writable *, Parameter< Operation::CREATE_DATASET > const &)=0
Create a new dataset of given type, extent and storage properties.
Definition: IOTask.hpp:673
Definition: IOTask.hpp:294
Definition: IOTask.hpp:407
virtual void listPaths(Writable *, Parameter< Operation::LIST_PATHS > &)=0
List all paths/sub-groups inside a group, non-recursively.
std::shared_ptr< AdvanceStatus > status
output parameter
Definition: IOTask.hpp:629
Definition: IOTask.hpp:148
virtual void advance(Writable *, Parameter< Operation::ADVANCE > ¶meters)
Advance the file/stream that this writable belongs to.
Definition: AbstractIOHandlerImpl.hpp:264
virtual void createFile(Writable *, Parameter< Operation::CREATE_FILE > const &)=0
Create a new file in physical storage, possibly overriding an existing file.
virtual void extendDataset(Writable *, Parameter< Operation::EXTEND_DATASET > const &)=0
Increase the extent of an existing dataset.
there is no stream, it will never be over
Definition: IOTask.hpp:175
Definition: IOTask.hpp:220
Definition: IOTask.hpp:522
Interface for communicating between logical and physically persistent data.
Definition: AbstractIOHandler.hpp:179
virtual void deleteFile(Writable *, Parameter< Operation::DELETE_FILE > const &)=0
Delete an existing file from physical storage.
Public definitions of openPMD-api.
Layer to mirror structure of logical data and persistent data in file.
Definition: Writable.hpp:64
Definition: IOTask.hpp:258
virtual void readDataset(Writable *, Parameter< Operation::READ_DATASET > &)=0
Read a chunk of data from an existing dataset.
virtual void listAttributes(Writable *, Parameter< Operation::LIST_ATTS > &)=0
List all attributes associated with an object.
Definition: IOTask.hpp:449
Typesafe description of all required arguments for a specified Operation.
Definition: IOTask.hpp:120
virtual void openDataset(Writable *, Parameter< Operation::OPEN_DATASET > &)=0
Open an existing dataset and determine its datatype and extent.
Definition: IOTask.hpp:654
virtual void closeFile(Writable *, Parameter< Operation::CLOSE_FILE > const &)=0
Close the file corresponding with the writable and release file handles.
Definition: IOTask.hpp:591
virtual void closePath(Writable *, Parameter< Operation::CLOSE_PATH > const &)
Close an openPMD group.
Definition: AbstractIOHandlerImpl.hpp:281
virtual void getBufferView(Writable *, Parameter< Operation::GET_BUFFER_VIEW > ¶meters)
Get a view into a dataset buffer that can be filled by a user.
Definition: AbstractIOHandlerImpl.hpp:487
virtual void deletePath(Writable *, Parameter< Operation::DELETE_PATH > const &)=0
Delete all objects within an existing path.
Definition: IOTask.hpp:128
Definition: IOTask.hpp:634
void keepSynchronous(Writable *, Parameter< Operation::KEEP_SYNCHRONOUS > param)
Treat the current Writable as equivalent to that in the parameter object.
Definition: AbstractIOHandlerImpl.cpp:27
Definition: IOTask.hpp:471
virtual void writeDataset(Writable *, Parameter< Operation::WRITE_DATASET > &)=0
Write a chunk of data into an existing dataset.
virtual void listDatasets(Writable *, Parameter< Operation::LIST_DATASETS > &)=0
List all datasets inside a group, non-recursively.
Definition: IOTask.hpp:386
Definition: IOTask.hpp:239
virtual void availableChunks(Writable *, Parameter< Operation::AVAILABLE_CHUNKS > &)=0
Report chunks that are available for loading from the dataset represented by this writable...
Definition: AbstractIOHandlerImpl.hpp:35
Definition: IOTask.hpp:541
Definition: IOTask.hpp:333
virtual void createPath(Writable *, Parameter< Operation::CREATE_PATH > const &)=0
Create all necessary groups for a path, possibly recursively.
Definition: IOTask.hpp:491
virtual void readAttribute(Writable *, Parameter< Operation::READ_ATT > &)=0
Read the value of an existing attribute.
Definition: IOTask.hpp:569
Definition: IOTask.hpp:367
Definition: IOTask.hpp:275
Definition: IOTask.hpp:426
virtual void openPath(Writable *, Parameter< Operation::OPEN_PATH > const &)=0
Open all contained groups in a path, possibly recursively.
Definition: IOTask.hpp:313