Revert "chore: generate libraries at Wed Sep 10 03:15:28 UTC 2025"

This reverts commit 5be5ef0.

Author: lqiu96

google-cloud-bigquerystorage/src/main/java/com/google/cloud/bigquery/storage/v1/AppendFormats.java

@@ -0,0 +1,83 @@
+/*
+ * Copyright 2025 Google LLC
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.google.cloud.bigquery.storage.v1;
+
+import com.google.auto.value.AutoValue;
+import javax.annotation.Nullable;
+
+/** Adapter class for data formats used in the AppendRows. */
+final class AppendFormats {
+  /** Enum for the data format used in the AppendRows. */
+  enum DataFormat {
+    UNKNOWN,
+    PROTO,
+    ARROW
+  }
+
+  /** Container class for the schema used in the AppendRows request. */
+  @AutoValue
+  abstract static class AppendRowsSchema {
+    abstract DataFormat format();
+
+    @Nullable
+    abstract ProtoSchema protoSchema();
+
+    @Nullable
+    abstract ArrowSchema arrowSchema();
+
+    static AppendRowsSchema of(ProtoSchema protoSchema) {
+      return new AutoValue_AppendFormats_AppendRowsSchema(
+          DataFormat.PROTO, protoSchema, /* arrowSchema= */ null);
+    }
+
+    static AppendRowsSchema of(ArrowSchema arrowSchema) {
+      return new AutoValue_AppendFormats_AppendRowsSchema(
+          DataFormat.ARROW, /* protoSchema= */ null, arrowSchema);
+    }
+  }
+
+  /** Container class for the data used in the AppendRows request. */
+  @AutoValue
+  abstract static class AppendRowsData {
+    abstract DataFormat format();
+
+    @Nullable
+    abstract ProtoRows protoRows();
+
+    @Nullable
+    abstract ArrowRecordBatch arrowRecordBatch();
+
+    // Row count for arrowRecordBatch. It is defaulted to -1 of not set.
+    abstract long recordBatchRowCount();
+
+    static AppendRowsData of(ProtoRows protoRows) {
+      return new AutoValue_AppendFormats_AppendRowsData(
+          DataFormat.PROTO, protoRows, /* arrowRecordBatch= */ null, /* recordBatchRowCount= */ -1);
+    }
+
+    static AppendRowsData of(ArrowRecordBatch arrowRecordBatch) {
+      return new AutoValue_AppendFormats_AppendRowsData(
+          DataFormat.ARROW, /* protoRows= */ null, arrowRecordBatch, /* recordBatchRowCount= */ -1);
+    }
+
+    static AppendRowsData of(ArrowRecordBatch arrowRecordBatch, long recordBatchRowCount) {
+      return new AutoValue_AppendFormats_AppendRowsData(
+          DataFormat.ARROW, /* protoRows= */ null, arrowRecordBatch, recordBatchRowCount);
+    }
+  }
+
+  private AppendFormats() {}
+}