[close #774] Add TwoPhaseCommitter new Constructor contains executorService(#774) (#775)

* add TwoPhaseCommitter new Constructor contains executorService(#774)

Signed-off-by: b.tian <b.tian@trip.com>

* [close #671] remove shadowing of netty && grpc (#781)

Signed-off-by: b.tian <b.tian@trip.com>

* [close #782] bump grpc to 1.60.0 (#783)

Signed-off-by: b.tian <b.tian@trip.com>

* [close #774]remove redundant code

---------

Signed-off-by: b.tian <b.tian@trip.com>
Co-authored-by: b.tian <b.tian@trip.com>
Co-authored-by: iosmanthus <dengliming@pingcap.com>
Co-authored-by: shi yuhang <52435083+shiyuhang0@users.noreply.github.com>

Author: 4 people

src/main/java/org/tikv/txn/TwoPhaseCommitter.java

@@ -88,6 +88,11 @@ public TwoPhaseCommitter(TiSession session, long startTime) {
   }
 
   public TwoPhaseCommitter(TiSession session, long startTime, long lockTTL) {
+    this(session, startTime, lockTTL, createExecutorService(WRITE_BUFFER_SIZE));
+  }
+
+  public TwoPhaseCommitter(
+      TiSession session, long startTime, long lockTTL, ExecutorService executorService) {
     this(
         session,
         startTime,
@@ -98,7 +103,7 @@ public TwoPhaseCommitter(TiSession session, long startTime, long lockTTL) {
         1,
         true,
         3,
-        createExecutorService(WRITE_BUFFER_SIZE));
+        executorService);
   }
 
   TwoPhaseCommitter(