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[13_0_X] Update GlobalAlgBlkUnpacker to throw error in the case of headers received in the wrong order #41402

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Apr 26, 2023
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[13_0_X] Update GlobalAlgBlkUnpacker to throw error in the case of headers received in the wrong order #41402

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7 changes: 7 additions & 0 deletions EventFilter/L1TRawToDigi/plugins/implementations_stage2/GlobalAlgBlkUnpacker.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -46,6 +46,13 @@ namespace l1t {
GlobalAlgBlk talg = GlobalAlgBlk();
res_->push_back(bx, talg);
}
//If this is not the first block, but the vector is empty, something has gone wrong (corrupted data)
else if (res_->isEmpty(bx))
throw cms::Exception("InvalidGlobalAlgBlkBxCollection")
<< "The GlobalAlgBlk unpacker result vector is empty, but is not receiving the first expected header "
"ID! This may be due to corrupted, or poorly formatted events.\n"
<< "uGTBoard: " << uGTBoard << "\nBX: " << bx << "\nFirst expected block: " << initialBlkID
<< "\nReceived block: " << block.header().getID();

//fetch
GlobalAlgBlk alg = res_->at(bx, 0);
Expand Down