1 files changed, 17 insertions, 3 deletions

diff --git a/src/google/protobuf/util/internal/default_value_objectwriter.h b/src/google/protobuf/util/internal/default_value_objectwriter.h
index 02cf827a..6e71f9c8 100644
--- a/src/google/protobuf/util/internal/default_value_objectwriter.h
+++ b/src/google/protobuf/util/internal/default_value_objectwriter.h
@@ -128,6 +128,12 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
     preserve_proto_field_names_ = value;
   }
 
+  // If set to true, enums are rendered as ints from output when default values
+  // are written.
+  void set_print_enums_as_ints(bool value) {
+    use_ints_for_enums_ = value;
+  }
+
  protected:
   enum NodeKind {
     PRIMITIVE = 0,
@@ -147,7 +153,7 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
     Node(const string& name, const google::protobuf::Type* type, NodeKind kind,
          const DataPiece& data, bool is_placeholder,
          const std::vector<string>& path, bool suppress_empty_list,
-         bool preserve_proto_field_names,
+         bool preserve_proto_field_names, bool use_ints_for_enums,
          FieldScrubCallBack* field_scrub_callback);
     virtual ~Node() {
       for (int i = 0; i < children_.size(); ++i) {
@@ -230,6 +236,9 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
     // Whether to preserve original proto field names
     bool preserve_proto_field_names_;
 
+    // Whether to always print enums as ints
+    bool use_ints_for_enums_;
+
     // Pointer to function for determining whether a field needs to be scrubbed
     // or not. This callback is owned by the creator of this node.
     FieldScrubCallBack* field_scrub_callback_;
@@ -253,11 +262,12 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
                               const std::vector<string>& path,
                               bool suppress_empty_list,
                               bool preserve_proto_field_names,
+                              bool use_ints_for_enums,
                               FieldScrubCallBack* field_scrub_callback);
 
   // Creates a DataPiece containing the default value of the type of the field.
   static DataPiece CreateDefaultDataPieceForField(
-      const google::protobuf::Field& field, const TypeInfo* typeinfo);
+      const google::protobuf::Field& field, const TypeInfo* typeinfo, bool use_ints_for_enums);
 
  protected:
   // Returns a pointer to current Node in tree.
@@ -279,7 +289,8 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
   // there is no default. For proto3, where we cannot specify an explicit
   // default, a zero value will always be returned.
   static DataPiece FindEnumDefault(const google::protobuf::Field& field,
-                                   const TypeInfo* typeinfo);
+                                   const TypeInfo* typeinfo,
+                                   bool use_ints_for_enums);
 
   // Type information for all the types used in the descriptor. Used to find
   // google::protobuf::Type of nested messages/enums.
@@ -304,6 +315,9 @@ class LIBPROTOBUF_EXPORT DefaultValueObjectWriter : public ObjectWriter {
   // Whether to preserve original proto field names
   bool preserve_proto_field_names_;
 
+  // Whether to always print enums as ints
+  bool use_ints_for_enums_;
+
   // Unique Pointer to function for determining whether a field needs to be
   // scrubbed or not.
   FieldScrubCallBackPtr field_scrub_callback_;