File indexing completed on 2024-04-06 12:31:53
0001 #include "Utilities/StorageFactory/test/Test.h"
0002 #include "Utilities/StorageFactory/interface/Storage.h"
0003 #include "FWCore/Utilities/interface/Exception.h"
0004
0005 int main(int argc, char **argv) try {
0006 initTest();
0007
0008 if (argc != 2) {
0009 std::cerr << "usage: " << argv[0] << " FILE\n";
0010 return EXIT_FAILURE;
0011 }
0012
0013 using namespace edm::storage;
0014 IOOffset size = -1;
0015 bool exists = StorageFactory::get()->check(argv[1], &size);
0016
0017 std::cout << "exists = " << exists << ", size = " << size << "\n";
0018 if (!exists)
0019 return EXIT_SUCCESS;
0020
0021 static const int SIZE = 1048576;
0022 auto s = StorageFactory::get()->open(argv[1]);
0023 char *buf = (char *)malloc(SIZE);
0024 IOSize n;
0025
0026 while ((n = s->read(buf, SIZE)))
0027 std::cout.write(buf, n);
0028
0029 s->close();
0030 free(buf);
0031
0032 std::cerr << StorageAccount::summaryText(true) << std::endl;
0033 return EXIT_SUCCESS;
0034 } catch (cms::Exception const &e) {
0035 std::cerr << e.explainSelf() << std::endl;
0036 return EXIT_FAILURE;
0037 } catch (std::exception const &e) {
0038 std::cerr << e.what() << std::endl;
0039 return EXIT_FAILURE;
0040 }
