BcastStateBin reads a file in written by StateInBin on node 0 and broadcasts it to all nodes so state can be simultaneously restored on all nodes. More...
#include <mstate.h>
Inheritance diagram for sc::BcastStateInBin:
Collaboration diagram for sc::BcastStateInBin:
Public Member Functions | |
| BcastStateInBin (const Ref< KeyVal > &) | |
| Create the BcastStateRecv using the default MessageGrp. | |
| BcastStateInBin (const Ref< MessageGrp > &, const char *filename) | |
| Create the BcastStateRecv. | |
| virtual int | open (const char *name) |
| virtual void | close () |
| void | seek (int loc) |
| Set the current position in the file. More... | |
| int | seekable () |
| Return non-zero if seek does anything sensible. More... | |
| int | tell () |
| Return the current position in the file. | |
| int | use_directory () |
| Returns true of this object uses a directory. | |
 Public Member Functions inherited from sc::MsgStateBufRecv | |
| MsgStateBufRecv (const Ref< MessageGrp > &) | |
| MsgStateBufRecv can be initialized with a MessageGrp. | |
| MsgStateBufRecv () | |
| Use the default MessageGrp. | |
| void | set_buffer_size (int) |
| The buffer size of statein and stateout objects that communicate with each other must match. | |
| Public Member Functions inherited from sc::StateIn | |
| virtual void | get_header () |
| Read in the header information. More... | |
| virtual int | version (const ClassDesc *) |
| Returns the version of the ClassDesc in the persistent object or -1 if info on the ClassDesc doesn't exist. | |
| virtual int | getstring (char *&) |
| This restores strings saved with StateOut::putstring. | |
| virtual int | get (std::string &) |
| This restores a std::string object. | |
| virtual int | get (char &r, const char *keyword=0) |
| These restore data saved with StateOut's put. members. | |
| virtual int | get (unsigned int &r, const char *keyword=0) |
| virtual int | get (int &r, const char *keyword=0) |
| virtual int | get (bool &r, const char *keyword=0) |
| virtual int | get (float &r, const char *keyword=0) |
| virtual int | get (double &r, const char *keyword=0) |
| virtual int | get (char *&) |
| These restore data saved with StateOut's put. More... | |
| virtual int | get (unsigned int *&) |
| virtual int | get (int *&) |
| virtual int | get (float *&) |
| virtual int | get (double *&) |
| virtual int | get_array_char (char *p, int size) |
| These restore data saved with StateOut's put. More... | |
| virtual int | get_array_uint (unsigned int *p, int size) |
| virtual int | get_array_int (int *p, int size) |
| virtual int | get_array_float (float *p, int size) |
| virtual int | get_array_double (double *p, int size) |
| template<class T > | |
| int | get (typename std::vector< T > &v) |
| Read an STL vector of data. | |
| int | node_to_node () const |
| True if this is a node to node save/restore. More... | |
| int | has_directory () const |
| virtual void | list_objects (std::ostream &=ExEnv::out0()) |
| List all the objects to the stream. More... | |
| void | set_override (const Ref< KeyVal > &kv) |
| Give this StateIn a KeyVal object that is used to override values. | |
| const Ref< KeyVal > & | override () const |
| Return the KeyVal used to override values. | |
| Public Member Functions inherited from sc::DescribedClass | |
| DescribedClass (const DescribedClass &) | |
| DescribedClass & | operator= (const DescribedClass &) |
| ClassDesc * | class_desc () const throw () |
| This returns the unique pointer to the ClassDesc corresponding to the given type_info object. More... | |
| const char * | class_name () const |
| Return the name of the object's exact type. | |
| int | class_version () const |
| Return the version of the class. | |
| virtual void | print (std::ostream &=ExEnv::out0()) const |
| Print the object. | |
| Public Member Functions inherited from sc::RefCount | |
| int | lock_ptr () const |
| Lock this object. | |
| int | unlock_ptr () const |
| Unlock this object. | |
| void | use_locks (bool inVal) |
| start and stop using locks on this object | |
| refcount_t | nreference () const |
| Return the reference count. | |
| refcount_t | reference () |
| Increment the reference count and return the new count. | |
| refcount_t | dereference () |
| Decrement the reference count and return the new count. | |
| int | managed () const |
| void | unmanage () |
| Turn off the reference counting mechanism for this object. More... | |
| int | managed () const |
| Return 1 if the object is managed. Otherwise return 0. | |
| Public Member Functions inherited from sc::Identity | |
| Identifier | identifier () |
| Return the Identifier for this argument. More... | |
Protected Member Functions | |
| void | next_buffer () |
| Specializations must implement next_buffer(). | |
| int | get_array_void (void *, int) |
| Protected Member Functions inherited from sc::StateIn | |
| int | push_key (const char *key) |
| void | pop_key (int n) |
| const char * | key () |
| void | get_directory () |
| int | directory_location () const |
| void | find_and_get_directory () |
| virtual int | getobject (Ref< SavableState > &) |
| This is used to restore an object. More... | |
| virtual int | dir_getobject (Ref< SavableState > &, const char *name) |
| This restores objects that are listed in the directory. | |
| virtual void | haveobject (int, const Ref< SavableState > &) |
| When storage has been allocated during object restoration, this routine is called with the object reference number and the pointer to the new storage so getpointer can find the data if it is referenced again. | |
| virtual void | nextobject (int) |
| A call to nextobject followed by havepointer(int) is equiv to havepointer(int,void**);. | |
| virtual void | haveobject (const Ref< SavableState > &) |
| void | have_classdesc () |
| int | need_classdesc () |
| virtual int | get (const ClassDesc **) |
| This restores ClassDesc's. More... | |
| Protected Member Functions inherited from sc::RefCount | |
| RefCount (const RefCount &) | |
| RefCount & | operator= (const RefCount &) |
Protected Attributes | |
| int | opened_ |
| int | file_position_ |
| std::streambuf * | buf_ |
| Protected Attributes inherited from sc::MsgStateBufRecv | |
| Ref< MessageGrp > | grp |
| int | nbuf |
| int | ibuf |
| int | bufsize |
| char * | buffer |
| char * | send_buffer |
| int | nheader |
| int * | nbuf_buffer |
| Protected Attributes inherited from sc::StateIn | |
| Ref< KeyVal > | override_ |
| TranslateDataIn * | translate_ |
| std::map< int, StateInData > | ps_ |
| int | expected_object_num_ |
| std::map< ClassDescP, int > | classidmap_ |
| std::map< int, StateClassData > | classdatamap_ |
| int | nextclassid_ |
| int | node_to_node_ |
| int | version_ |
| int | date_ |
| char | userid_ [9] |
| char | format_ |
Detailed Description
BcastStateBin reads a file in written by StateInBin on node 0 and broadcasts it to all nodes so state can be simultaneously restored on all nodes.
Member Function Documentation
◆ seek()
|
virtual |
Set the current position in the file.
The default implementation does nothing.
Reimplemented from sc::StateIn.
◆ seekable()
|
virtual |
Return non-zero if seek does anything sensible.
The default implementation returns 0.
Reimplemented from sc::StateIn.
The documentation for this class was generated from the following file: