fix: linting

Author: rajatbhatta

samples/snippets/src/main/java/com/example/spanner/CreateInstanceConfigSample.java

@@ -44,23 +44,18 @@ static void createInstanceConfig() {
   static void createInstanceConfig(
       String projectId, String baseInstanceConfig, String instanceConfigId) {
     try (Spanner spanner =
-        SpannerOptions.newBuilder()
-            .setProjectId(projectId)
-            .build()
-            .getService()) {
+        SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
       final InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();
       final InstanceConfig baseConfig = instanceAdminClient.getInstanceConfig(baseInstanceConfig);
-      List<ReplicaInfo> readOnlyReplicas = ImmutableList.of(baseConfig.getOptionalReplicas().get(0));
-
+      List<ReplicaInfo> readOnlyReplicas =
+          ImmutableList.of(baseConfig.getOptionalReplicas().get(0));
       InstanceConfigInfo instanceConfigInfo =
           InstanceConfig.newBuilder(InstanceConfigId.of(projectId, instanceConfigId), baseConfig)
               .setDisplayName(instanceConfigId)
               .addReadOnlyReplicas(readOnlyReplicas)
               .build();
-
       final OperationFuture<InstanceConfig, CreateInstanceConfigMetadata> operation =
           instanceAdminClient.createInstanceConfig(instanceConfigInfo);
-
       try {
         System.out.printf("Waiting for create operation on %s to complete...\n", instanceConfigId);
         InstanceConfig instanceConfig = operation.get(5, TimeUnit.MINUTES);

samples/snippets/src/main/java/com/example/spanner/DeleteInstanceConfigSample.java

@@ -32,12 +32,8 @@ static void deleteInstanceConfig() {
 
   static void deleteInstanceConfig(String projectId, String instanceConfigId) {
     try (Spanner spanner =
-        SpannerOptions.newBuilder()
-            .setProjectId(projectId)
-            .build()
-            .getService()) {
+        SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
       final InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();
-
       try {
         System.out.printf("Waiting for delete operation on %s to complete...\n", instanceConfigId);
         instanceAdminClient.deleteInstanceConfig(instanceConfigId);

samples/snippets/src/main/java/com/example/spanner/ListInstanceConfigOperationsSample.java

@@ -34,28 +34,25 @@ static void listInstanceConfigOperations() {
 
   static void listInstanceConfigOperations(String projectId) {
     try (Spanner spanner =
-        SpannerOptions.newBuilder()
-            .setProjectId(projectId)
-            .build()
-            .getService()) {
+        SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
       final InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();
 
       try {
         System.out.printf(
             "Waiting for listing instance config operations on project %s to complete...\n",
             projectId);
         final Iterable<Operation> instanceConfigOperations =
-            instanceAdminClient.listInstanceConfigOperations(
-                Options.filter(
-                    "(metadata.@type=type.googleapis.com/google.spanner.admin.instance.v1.CreateInstanceConfigMetadata)"))
+            instanceAdminClient
+                .listInstanceConfigOperations(
+                    Options.filter(
+                        "(metadata.@type=type.googleapis.com/google.spanner.admin.instance.v1.CreateInstanceConfigMetadata)"))
                 .iterateAll();
         for (Operation operation : instanceConfigOperations) {
           CreateInstanceConfigMetadata metadata =
               operation.getMetadata().unpack(CreateInstanceConfigMetadata.class);
           System.out.printf(
               "List instance config operation on %s is %d%% completed.\n",
-              metadata.getInstanceConfig().getName(),
-              metadata.getProgress().getProgressPercent());
+              metadata.getInstanceConfig().getName(), metadata.getProgress().getProgressPercent());
         }
       } catch (InvalidProtocolBufferException e) {
         System.out.printf(

samples/snippets/src/main/java/com/example/spanner/UpdateInstanceConfigSample.java

@@ -41,23 +41,17 @@ static void updateInstanceConfig() {
 
   static void updateInstanceConfig(String projectId, String instanceConfigId) {
     try (Spanner spanner =
-        SpannerOptions.newBuilder()
-            .setProjectId(projectId)
-            .build()
-            .getService()) {
+        SpannerOptions.newBuilder().setProjectId(projectId).build().getService()) {
       final InstanceAdminClient instanceAdminClient = spanner.getInstanceAdminClient();
-
       InstanceConfigInfo instanceConfigInfo =
           InstanceConfig.newBuilder(InstanceConfigId.of(projectId, instanceConfigId))
               .setDisplayName("updated custom instance config")
               .addLabel("updated", "true")
               .build();
-
       final OperationFuture<InstanceConfig, UpdateInstanceConfigMetadata> operation =
           instanceAdminClient.updateInstanceConfig(
               instanceConfigInfo,
               ImmutableList.of(InstanceConfigField.DISPLAY_NAME, InstanceConfigField.LABELS));
-
       try {
         System.out.printf("Waiting for update operation on %s to complete...\n", instanceConfigId);
         InstanceConfig instanceConfig = operation.get(5, TimeUnit.MINUTES);