lint fix

Author: ldetmer

auth/src/test/java/com/google/cloud/auth/samples/AuthExampleIT.java

@@ -20,9 +20,9 @@
 import static org.junit.Assert.assertTrue;
 
 import com.google.api.apikeys.v2.Key;
+import com.google.api.gax.rpc.InvalidArgumentException;
 import com.google.cloud.ServiceOptions;
 import io.grpc.StatusRuntimeException;
-import com.google.api.gax.rpc.InvalidArgumentException;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.PrintStream;
@@ -66,15 +66,12 @@ public void testAuthExplicitNoPath() throws IOException {
   @Test
   public void testAuthApiKey() throws IOException, IllegalStateException {
     String projectId = ServiceOptions.getDefaultProjectId();
-    java.util.Random random = new java.util.Random();
-    String keyDisplayName = "Test API Key " + random.nextInt();
+    String keyDisplayName = "Test API Key";
     String service = "language.googleapis.com";
     String method = "google.cloud.language.v2.LanguageService.AnalyzeSentiment";
     Key apiKey = null;
     try {
       apiKey = AuthTestUtils.createTestApiKey(projectId, keyDisplayName, service, method);
-      assertNotNull(apiKey);
-      System.out.println("key string " + apiKey.getKeyString());
       String output = authenticateUsingApiKeyWithRetry(apiKey.getKeyString());
       assertTrue(output.contains("magnitude:"));
     } finally {
@@ -92,7 +89,7 @@ static String authenticateUsingApiKeyWithRetry(String apiKey) throws IOException
     for (int i = 0; i < retries; i++) {
       try {
         return ApiKeyAuthExample.authenticateUsingApiKey(apiKey);
-      } catch (StatusRuntimeException | InvalidArgumentException e ) {
+      } catch (StatusRuntimeException | InvalidArgumentException e) {
         if (e.getMessage().contains("API key expired")) {
           System.out.println("API key not yet active, retrying...");
           try {