style(bigtable): clean up remaining fully qualified com.google references

Author: jinseopkim0

java-bigtable/google-cloud-bigtable/src/main/java/com/google/cloud/bigtable/admin/v2/BigtableTableAdminClientV2.java

@@ -15,9 +15,11 @@
  */
 package com.google.cloud.bigtable.admin.v2;
 
+import com.google.api.core.ApiClock;
 import com.google.api.core.ApiFunction;
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
+import com.google.api.gax.grpc.GrpcCallContext;
 import com.google.api.gax.grpc.GrpcCallSettings;
 import com.google.api.gax.grpc.GrpcCallableFactory;
 import com.google.api.gax.grpc.ProtoOperationTransformers.MetadataTransformer;
@@ -26,6 +28,7 @@
 import com.google.api.gax.longrunning.OperationTimedPollAlgorithm;
 import com.google.api.gax.retrying.RetrySettings;
 import com.google.api.gax.rpc.ApiExceptions;
+import com.google.api.gax.rpc.ClientContext;
 import com.google.api.gax.rpc.OperationCallSettings;
 import com.google.api.gax.rpc.OperationCallable;
 import com.google.api.gax.rpc.UnaryCallSettings;
@@ -132,7 +135,7 @@ protected BigtableTableAdminClientV2(
   private static AwaitConsistencyCallableV2 createAwaitConsistencyCallable(
       GrpcBigtableTableAdminStub stub,
       BigtableTableAdminStubSettings settings,
-      com.google.api.core.ApiClock clock,
+      ApiClock clock,
       ScheduledExecutorService executor) {
     // TODO(igorbernstein2): expose polling settings
     RetrySettings pollingSettings =
@@ -195,8 +198,8 @@ public Void parse(InputStream stream) {
     final MetadataTransformer<OptimizeRestoredTableMetadata> protoMetadataTransformer =
         MetadataTransformer.create(OptimizeRestoredTableMetadata.class);
 
-    final ResponseTransformer<com.google.protobuf.Empty> protoResponseTransformer =
-        ResponseTransformer.create(com.google.protobuf.Empty.class);
+    final ResponseTransformer<Empty> protoResponseTransformer =
+        ResponseTransformer.create(Empty.class);
 
     OperationCallSettings<Void, Empty, OptimizeRestoredTableMetadata> operationCallSettings =
         OperationCallSettings.<Void, Empty, OptimizeRestoredTableMetadata>newBuilder()
@@ -229,11 +232,11 @@ public Empty apply(OperationSnapshot input) {
     // already encapsulates the fully-configured default call context (including channels,
     // credentials,
     // and headers) for executing the polling RPCs.
-    com.google.api.gax.rpc.ClientContext clientContext =
-        com.google.api.gax.rpc.ClientContext.newBuilder()
+    ClientContext clientContext =
+        ClientContext.newBuilder()
             .setClock(settings.getStubSettings().getClock())
             .setExecutor(backgroundExecutor)
-            .setDefaultCallContext(com.google.api.gax.grpc.GrpcCallContext.createDefault())
+            .setDefaultCallContext(GrpcCallContext.createDefault())
             .build();
 
     return GrpcCallableFactory.createOperationCallable(

java-bigtable/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/BigtableTableAdminClientV2Test.java

@@ -19,6 +19,7 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
+import com.google.api.gax.core.NoCredentialsProvider;
 import com.google.api.gax.longrunning.OperationFuture;
 import com.google.api.gax.rpc.OperationCallable;
 import com.google.bigtable.admin.v2.OptimizeRestoredTableMetadata;
@@ -174,7 +175,7 @@ public void testAwaitOptimizeRestoredTable_NoOp() throws Exception {
   public void testCreateClientWithSettings() throws Exception {
     BaseBigtableTableAdminSettings settings =
         BaseBigtableTableAdminSettings.newBuilder()
-            .setCredentialsProvider(com.google.api.gax.core.NoCredentialsProvider.create())
+            .setCredentialsProvider(NoCredentialsProvider.create())
             .setEndpoint("localhost:8080")
             .build();
     try (BigtableTableAdminClientV2 settingsClient = BigtableTableAdminClientV2.create(settings)) {

java-bigtable/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/admin/v2/stub/AwaitConsistencyCallableV2Test.java

@@ -19,6 +19,7 @@
 
 import com.google.api.core.ApiFuture;
 import com.google.api.core.ApiFutures;
+import com.google.api.core.NanoClock;
 import com.google.api.gax.retrying.PollException;
 import com.google.api.gax.retrying.RetrySettings;
 import com.google.api.gax.rpc.ApiCallContext;
@@ -87,7 +88,7 @@ public void setUp() {
         AwaitConsistencyCallableV2.create(
             mockGenerateConsistencyTokenCallable,
             mockCheckConsistencyCallable,
-            com.google.api.core.NanoClock.getDefaultClock(),
+            NanoClock.getDefaultClock(),
             java.util.concurrent.Executors.newSingleThreadScheduledExecutor(),
             retrySettings);
   }