LSST Applications  21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
IdFactory.cc
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1 #include <memory>
2 #include "boost/format.hpp"
3 
4 #include "lsst/pex/exceptions.h"
6 
7 namespace lsst {
8 namespace afw {
9 namespace table {
10 
11 namespace {
12 
13 class SimpleIdFactory : public IdFactory {
14 public:
15  RecordId operator()() override { return ++_current; }
16 
17  void notify(RecordId id) override { _current = id; }
18 
19  std::shared_ptr<IdFactory> clone() const override { return std::make_shared<SimpleIdFactory>(*this); }
20 
21  SimpleIdFactory() {}
22 
23 private:
24  RecordId _current{0};
25 };
26 
27 class SourceIdFactory : public IdFactory {
28 public:
29  RecordId operator()() override {
30  if (++_lower & _upperMask) {
31  --_lower;
32  throw LSST_EXCEPT(pex::exceptions::LengthError,
33  (boost::format("Next ID '%s' is too large for the number of reserved bits") %
34  (_lower + 1))
35  .str());
36  }
37  return _upper | _lower;
38  }
39 
40  void notify(RecordId id) override {
41  RecordId newLower = id & (~_upper); // chop off the exact exposure ID
42  if (newLower & _upperMask) {
43  throw LSST_EXCEPT(
44  pex::exceptions::InvalidParameterError,
45  (boost::format("Explicit ID '%s' does not have the correct form.") % newLower).str());
46  }
47  _lower = newLower;
48  }
49 
50  std::shared_ptr<IdFactory> clone() const override { return std::make_shared<SourceIdFactory>(*this); }
51 
52  SourceIdFactory(RecordId expId, int reserved)
53  : _upper(expId << reserved),
54  _upperMask(std::numeric_limits<RecordId>::max() << reserved),
55  _lower(0) {
56  if (_upper >> reserved != expId) {
57  throw LSST_EXCEPT(pex::exceptions::InvalidParameterError,
58  (boost::format("Exposure ID '%s' is too large.") % expId).str());
59  }
60  }
61 
62 private:
63  RecordId const _upper;
64  RecordId const _upperMask;
65  RecordId _lower;
66 };
67 
68 } // namespace
69 
70 std::shared_ptr<IdFactory> IdFactory::makeSimple() { return std::make_shared<SimpleIdFactory>(); }
71 
73  return std::make_shared<SourceIdFactory>(expId, reserved);
74 }
75 } // namespace table
76 } // namespace afw
77 } // namespace lsst
int max
table::Key< int > id
Definition: Detector.cc:162
#define LSST_EXCEPT(type,...)
Create an exception with a given type.
Definition: Exception.h:48
static std::shared_ptr< IdFactory > makeSimple()
Return a simple IdFactory that simply counts from 1.
Definition: IdFactory.cc:70
static std::shared_ptr< IdFactory > makeSource(RecordId expId, int reserved)
Return an IdFactory that includes another, fixed ID in the higher-order bits.
Definition: IdFactory.cc:72
std::int64_t RecordId
Type used for unique IDs for records.
Definition: misc.h:21
def format(config, name=None, writeSourceLine=True, prefix="", verbose=False)
Definition: history.py:174
A base class for image defects.
STL namespace.