SERVER-27938 Rename all OperationContext variables to opCtx

This commit is an automated rename of all whole word instances of txn,
_txn, and txnPtr to opCtx, _opCtx, and opCtxPtr, respectively in all
.cpp and .h files in src/mongo.

7 files changed, 13 insertions, 12 deletions

diff --git a/src/mongo/db/ftdc/collector.cpp b/src/mongo/db/ftdc/collector.cpp
index 611f12dff5a..4441f2ef126 100644
--- a/src/mongo/db/ftdc/collector.cpp
+++ b/src/mongo/db/ftdc/collector.cpp
@@ -65,8 +65,8 @@ std::tuple<BSONObj, Date_t> FTDCCollectorCollection::collect(Client* client) {
     // All collectors should be ok seeing the inconsistent states in the middle of replication
     // batches. This is desirable because we want to be able to collect data in the middle of
     // batches that are taking a long time.
-    auto txn = client->makeOperationContext();
-    txn->lockState()->setShouldConflictWithSecondaryBatchApplication(false);
+    auto opCtx = client->makeOperationContext();
+    opCtx->lockState()->setShouldConflictWithSecondaryBatchApplication(false);
 
     for (auto& collector : _collectors) {
         BSONObjBuilder subObjBuilder(builder.subobjStart(collector->name()));
@@ -84,8 +84,8 @@ std::tuple<BSONObj, Date_t> FTDCCollectorCollection::collect(Client* client) {
         subObjBuilder.appendDate(kFTDCCollectStartField, now);
 
         {
-            ScopedTransaction st(txn.get(), MODE_IS);
-            collector->collect(txn.get(), subObjBuilder);
+            ScopedTransaction st(opCtx.get(), MODE_IS);
+            collector->collect(opCtx.get(), subObjBuilder);
         }
 
         end = client->getServiceContext()->getPreciseClockSource()->now();
diff --git a/src/mongo/db/ftdc/collector.h b/src/mongo/db/ftdc/collector.h
index fd9efb199e2..90c81bda747 100644
--- a/src/mongo/db/ftdc/collector.h
+++ b/src/mongo/db/ftdc/collector.h
@@ -66,7 +66,7 @@ public:
      * If a collector fails to collect data, it should update builder with the result of the
      * failure.
      */
-    virtual void collect(OperationContext* txn, BSONObjBuilder& builder) = 0;
+    virtual void collect(OperationContext* opCtx, BSONObjBuilder& builder) = 0;
 
 protected:
     FTDCCollectorInterface() = default;
diff --git a/src/mongo/db/ftdc/controller_test.cpp b/src/mongo/db/ftdc/controller_test.cpp
index 365f06580cd..ba545b3ad04 100644
--- a/src/mongo/db/ftdc/controller_test.cpp
+++ b/src/mongo/db/ftdc/controller_test.cpp
@@ -56,7 +56,7 @@ public:
         ASSERT_TRUE(_state == State::kStarted);
     }
 
-    void collect(OperationContext* txn, BSONObjBuilder& builder) final {
+    void collect(OperationContext* opCtx, BSONObjBuilder& builder) final {
         _state = State::kStarted;
         ++_counter;
 
diff --git a/src/mongo/db/ftdc/ftdc_commands.cpp b/src/mongo/db/ftdc/ftdc_commands.cpp
index e9205b1b5ab..e50f5d9cf71 100644
--- a/src/mongo/db/ftdc/ftdc_commands.cpp
+++ b/src/mongo/db/ftdc/ftdc_commands.cpp
@@ -88,7 +88,7 @@ public:
         return Status::OK();
     }
 
-    bool run(OperationContext* txn,
+    bool run(OperationContext* opCtx,
              const std::string& db,
              BSONObj& cmdObj,
              int options,
@@ -96,7 +96,8 @@ public:
              BSONObjBuilder& result) override {
 
         result.append(
-            "data", FTDCController::get(txn->getServiceContext())->getMostRecentPeriodicDocument());
+            "data",
+            FTDCController::get(opCtx->getServiceContext())->getMostRecentPeriodicDocument());
 
         return true;
     }
diff --git a/src/mongo/db/ftdc/ftdc_mongod.cpp b/src/mongo/db/ftdc/ftdc_mongod.cpp
index 60c1c46c9e4..e80fd8a20b9 100644
--- a/src/mongo/db/ftdc/ftdc_mongod.cpp
+++ b/src/mongo/db/ftdc/ftdc_mongod.cpp
@@ -256,10 +256,10 @@ public:
         invariant(_command);
     }
 
-    void collect(OperationContext* txn, BSONObjBuilder& builder) override {
+    void collect(OperationContext* opCtx, BSONObjBuilder& builder) override {
         std::string errmsg;
 
-        bool ret = _command->run(txn, _ns, _cmdObj, 0, errmsg, builder);
+        bool ret = _command->run(opCtx, _ns, _cmdObj, 0, errmsg, builder);
 
         // Some commands return errmsgs when they return false (collstats)
         // Some commands return bson objs when they return false (replGetStatus)
diff --git a/src/mongo/db/ftdc/ftdc_system_stats_linux.cpp b/src/mongo/db/ftdc/ftdc_system_stats_linux.cpp
index 9c93718c171..316afde8170 100644
--- a/src/mongo/db/ftdc/ftdc_system_stats_linux.cpp
+++ b/src/mongo/db/ftdc/ftdc_system_stats_linux.cpp
@@ -77,7 +77,7 @@ public:
         }
     }
 
-    void collect(OperationContext* txn, BSONObjBuilder& builder) override {
+    void collect(OperationContext* opCtx, BSONObjBuilder& builder) override {
         {
             BSONObjBuilder subObjBuilder(builder.subobjStart("cpu"_sd));
 
diff --git a/src/mongo/db/ftdc/ftdc_system_stats_windows.cpp b/src/mongo/db/ftdc/ftdc_system_stats_windows.cpp
index 87f1d8503be..be6086d8743 100644
--- a/src/mongo/db/ftdc/ftdc_system_stats_windows.cpp
+++ b/src/mongo/db/ftdc/ftdc_system_stats_windows.cpp
@@ -101,7 +101,7 @@ public:
     WindowsSystemMetricsCollector(std::unique_ptr<PerfCounterCollector> collector)
         : _collector(std::move(collector)) {}
 
-    void collect(OperationContext* txn, BSONObjBuilder& builder) override {
+    void collect(OperationContext* opCtx, BSONObjBuilder& builder) override {
         processStatusErrors(_collector->collect(&builder), &builder);
     }