From cc5a1bfede7f5b691760ae3efe271961e466cedb Mon Sep 17 00:00:00 2001
From: Feng Xiao <xfxyjwf@gmail.com>
Date: Tue, 25 Aug 2015 16:50:53 -0700
Subject: Make the PARSER @Deprecated public.

(cherry-picking an intenral change).
---
 src/google/protobuf/compiler/java/java_helpers.h  | 6 ++++++
 src/google/protobuf/compiler/java/java_message.cc | 7 +++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/google/protobuf/compiler/java/java_helpers.h b/src/google/protobuf/compiler/java/java_helpers.h
index 7eef86a7..5392d6d7 100644
--- a/src/google/protobuf/compiler/java/java_helpers.h
+++ b/src/google/protobuf/compiler/java/java_helpers.h
@@ -310,6 +310,12 @@ inline bool SupportFieldPresence(const FileDescriptor* descriptor) {
   return descriptor->syntax() != FileDescriptor::SYNTAX_PROTO3;
 }
 
+// Whether generate classes expose public PARSER instances.
+inline bool ExposePublicParser(const FileDescriptor* descriptor) {
+  // TODO(liujisi): Mark the PARSER private in 3.1.x releases.
+  return descriptor->syntax() == FileDescriptor::SYNTAX_PROTO2;
+}
+
 // Whether unknown enum values are kept (i.e., not stored in UnknownFieldSet
 // but in the message and can be queried using additional getters that return
 // ints.
diff --git a/src/google/protobuf/compiler/java/java_message.cc b/src/google/protobuf/compiler/java/java_message.cc
index 80d6e9ad..19ba0707 100644
--- a/src/google/protobuf/compiler/java/java_message.cc
+++ b/src/google/protobuf/compiler/java/java_message.cc
@@ -1248,8 +1248,11 @@ GenerateParsingConstructor(io::Printer* printer) {
 // ===================================================================
 void ImmutableMessageGenerator::GenerateParser(io::Printer* printer) {
   printer->Print(
-      "private static final com.google.protobuf.Parser<$classname$> PARSER =\n"
-      "    new com.google.protobuf.AbstractParser<$classname$>() {\n",
+      "$visibility$ static final com.google.protobuf.Parser<$classname$>\n"
+      "    PARSER = new com.google.protobuf.AbstractParser<$classname$>() {\n",
+      "visibility",
+      ExposePublicParser(descriptor_->file()) ? "@java.lang.Deprecated public"
+                                              : "private",
       "classname", descriptor_->name());
   printer->Indent();
   printer->Print(
-- 
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