1 files changed, 17 insertions, 1 deletions
diff --git a/src/php/lib/Grpc/AbstractCall.php b/src/php/lib/Grpc/AbstractCall.php
index 35057224f8..3fdaf2e487 100644
--- a/src/php/lib/Grpc/AbstractCall.php
+++ b/src/php/lib/Grpc/AbstractCall.php
@@ -92,4 +92,20 @@ abstract class AbstractCall {
     }
     return call_user_func($this->deserialize, $value);
   }
-}
-\ No newline at end of file
+
+  /**
+   * Get the list of Grpc Write Flags
+   * @param array $options an array of options
+   * @return The list of Grpc Write Flags contained in the input
+   */
+  protected static function getGrpcWriteFlags($options) {
+    $grpc_write_flags = [];
+    foreach ([WRITE_BUFFER_HINT,
+              WRITE_NO_COMPRESS] as $flag) {
+      if (in_array($flag, $options)) {
+        $grpc_write_flags[] = $flag;
+      }
+    }
+    return $grpc_write_flags;
+  }
+}