chore: follow error prone suggestion (non-nullable return value)

diegomarquezp · diegomarquezp · commit e841b5440ddc · 2025-12-16T20:08:45.000Z
diff --git a/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/data/v2/stub/changestream/ReadChangeStreamMergingAcceptanceTest.java b/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/data/v2/stub/changestream/ReadChangeStreamMergingAcceptanceTest.java
@@ -285,14 +285,14 @@ public void test() throws Exception {
 
   private static boolean expectsError(ReadChangeStreamTest testCase) {
     List<ReadChangeStreamTest.Result> results = testCase.getResultsList();
-    return results != null && !results.isEmpty() && results.get(results.size() - 1).getError();
+    return !results.isEmpty() && !results.isEmpty() && results.get(results.size() - 1).getError();
   }
 
   private static List<ReadChangeStreamTest.Result> getNonExceptionResults(
       ReadChangeStreamTest testCase) {
     List<ReadChangeStreamTest.Result> results = testCase.getResultsList();
     List<ReadChangeStreamTest.Result> response = new ArrayList<>();
-    if (results != null) {
+    if (!results.isEmpty()) {
       for (ReadChangeStreamTest.Result result : results) {
         if (!result.getError()) {
           response.add(result);
diff --git a/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/data/v2/stub/readrows/ReadRowsMergingAcceptanceTest.java b/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/data/v2/stub/readrows/ReadRowsMergingAcceptanceTest.java
@@ -142,14 +142,14 @@ public void test() throws Exception {
 
   private static boolean expectsError(ReadRowsTest rrt) {
     List<ReadRowsTest.Result> results = rrt.getResultsList();
-    return results != null && !results.isEmpty() && results.get(results.size() - 1).getError();
+    return !results.isEmpty() && !results.isEmpty() && results.get(results.size() - 1).getError();
   }
 
   private static List<ReadRowsTest.Result> getNonExceptionResults(ReadRowsTest rrt) {
     List<ReadRowsTest.Result> results = rrt.getResultsList();
 
     List<ReadRowsTest.Result> response = new ArrayList<>();
-    if (results != null) {
+    if (!results.isEmpty()) {
       for (ReadRowsTest.Result result : results) {
         if (!result.getError()) {
           response.add(result);
