ExceptionActions.cc

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#include "FWCore/Framework/interface/ExceptionActions.h"
#include "FWCore/Utilities/interface/DebugMacros.h"
#include "FWCore/Utilities/interface/Algorithms.h"
 
#include <vector>
#include <iostream>
 
namespace edm {
  namespace exception_actions {
    namespace {
      struct ActionNames {
        ActionNames() : table_(LastCode + 1) {
          table_[IgnoreCompletely] = "IgnoreCompletely";
          table_[Rethrow] = "Rethrow";
          table_[SkipEvent] = "SkipEvent";
          table_[FailPath] = "FailPath";
        }
 
        typedef std::vector<char const*> Table;
        Table table_;
      };
    }  // namespace
 
    char const* actionName(ActionCodes code) {
      static ActionNames tab;
      return static_cast<unsigned int>(code) < tab.table_.size() ? tab.table_[code] : "UnknownAction";
    }
  }  // namespace exception_actions
 
  ExceptionToActionTable::ExceptionToActionTable() : map_() { addDefaults(); }
 
  namespace {
    inline void install(exception_actions::ActionCodes code,
                        ExceptionToActionTable::ActionMap& out,
                        ParameterSet const& pset) {
      typedef std::vector<std::string> vstring;
 
      // we cannot have parameters in the main process section so look
      // for an untracked (optional) ParameterSet called "options" for
      // now.  Notice that all exceptions (most actally) throw
      // edm::Exception with the configuration category.  This
      // category should probably be more specific or a derived
      // exception type should be used so the catch can be more
      // specific.
 
      //    cerr << pset.toString() << std::endl;
 
      ParameterSet const& opts = pset.getUntrackedParameterSet("options");
      //cerr << "looking for " << actionName(code) << std::endl;
      for (auto const& v : opts.getUntrackedParameter<std::vector<std::string>>(actionName(code))) {
        out[v] = code;
      }
    }
  }  // namespace
 
  ExceptionToActionTable::ExceptionToActionTable(ParameterSet const& pset) : map_() {
    addDefaults();
 
    install(exception_actions::SkipEvent, map_, pset);
    install(exception_actions::Rethrow, map_, pset);
    install(exception_actions::IgnoreCompletely, map_, pset);
    install(exception_actions::FailPath, map_, pset);
  }
 
  void ExceptionToActionTable::addDefaults() {
    // populate defaults that are not 'Rethrow'
    // (There are none as of CMSSW_3_4_X.)
    // 'Rethrow' is the default default.
    if (2 <= debugit()) {
      ActionMap::const_iterator ib(map_.begin()), ie(map_.end());
      for (; ib != ie; ++ib) {
        std::cerr << ib->first << ',' << ib->second << '\n';
      }
      std::cerr << std::endl;
    }
  }
 
  ExceptionToActionTable::~ExceptionToActionTable() {}
 
  void ExceptionToActionTable::add(std::string const& category, exception_actions::ActionCodes code) {
    map_[category] = code;
  }
 
  exception_actions::ActionCodes ExceptionToActionTable::find(std::string const& category) const {
    ActionMap::const_iterator i(map_.find(category));
    return i != map_.end() ? i->second : exception_actions::Rethrow;
  }
 
}  // namespace edm