Fix a couple of minor, internal-only coding issues found by async work

Author: gmfeinberg

driver/src/main/java/oracle/nosql/driver/ops/Request.java

@@ -593,20 +593,22 @@ public String getOboToken() {
     /**
      * @hidden
      * Copy internal fields to another Request object.
+     * Use direct member assignment to avoid value checks that only apply
+     * to user-based assignments.
      * @param other the Request object to copy to.
      */
     public void copyTo(Request other) {
-        other.setTimeoutInternal(this.timeoutMs);
-        other.setCheckRequestSize(this.checkRequestSize);
-        other.setCompartmentInternal(this.compartment);
-        other.setTableNameInternal(this.tableName);
-        other.setNamespaceInternal(this.namespace);
-        other.setStartNanos(this.startNanos);
-        other.setRetryStats(this.retryStats);
-        other.setReadRateLimiter(this.readRateLimiter);
-        other.setWriteRateLimiter(this.writeRateLimiter);
-        other.setRateLimitDelayedMs(this.rateLimitDelayedMs);
-        other.setPreferThrottling(this.preferThrottling);
-        other.setDRLOptIn(this.drlOptIn);
+        other.timeoutMs = this.timeoutMs;
+        other.checkRequestSize = this.checkRequestSize;
+        other.compartment = this.compartment;
+        other.tableName = this.tableName;
+        other.namespace = this.namespace;
+        other.startNanos = this.startNanos;
+        other.retryStats = this.retryStats;
+        other.readRateLimiter = this.readRateLimiter;
+        other.writeRateLimiter = this.writeRateLimiter;
+        other.rateLimitDelayedMs = this.rateLimitDelayedMs;
+        other.preferThrottling = this.preferThrottling;
+        other.drlOptIn = this.drlOptIn;
     }
 }

driver/src/main/java/oracle/nosql/driver/query/ReceiveIter.java

@@ -533,20 +533,18 @@ private boolean checkDuplicate(
 
     private BinaryValue createBinaryPrimKey(MapValue result) {
 
-        final ByteOutputStream bos =
-            NettyByteOutputStream.createNettyByteOutputStream();
-        try {
+        try (ByteOutputStream bos =
+             NettyByteOutputStream.createNettyByteOutputStream()) {
             for (int i = 0; i < thePrimKeyFields.length; ++i) {
                 FieldValue fval = result.get(thePrimKeyFields[i]);
                 writeValue(bos, fval, i);
             }
+            return new BinaryValue(bos.array());
         } catch (IOException e) {
             throw new QueryStateException(
                 "Failed to create binary prim key due to IOException:\n" +
                 e.getMessage());
         }
-
-        return new BinaryValue(bos.array());
     }
 
     private void writeValue(ByteOutputStream out, FieldValue val, int i)
@@ -737,7 +735,7 @@ void fetch() {
             }
 
             if (theRCB.getTraceLevel() >= 1) {
-                theRCB.trace("RemoteScanner : executing remote batch " + 
+                theRCB.trace("RemoteScanner : executing remote batch " +
                              origRequest.getBatchCounter() + ". spid = " +
                              theShardOrPartId);
                 if (theVirtualScan != null) {