From 84f6954ca91e7dbe57e4c972f9ac260361beaa49 Mon Sep 17 00:00:00 2001
From: Feng Xiao <xfxyjwf@gmail.com>
Date: Wed, 29 Mar 2017 16:03:53 -0700
Subject: Fix Java build.

---
 java/util/src/main/java/com/google/protobuf/util/JsonFormat.java     | 5 +++--
 java/util/src/test/java/com/google/protobuf/util/JsonFormatTest.java | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

(limited to 'java/util')

diff --git a/java/util/src/main/java/com/google/protobuf/util/JsonFormat.java b/java/util/src/main/java/com/google/protobuf/util/JsonFormat.java
index 5e0f5fe3..37fa194a 100644
--- a/java/util/src/main/java/com/google/protobuf/util/JsonFormat.java
+++ b/java/util/src/main/java/com/google/protobuf/util/JsonFormat.java
@@ -104,7 +104,8 @@ public class JsonFormat {
    */
   public static Printer printer() {
     return new Printer(
-        TypeRegistry.getEmptyTypeRegistry(), false, Collections.emptySet(), false, false);
+        TypeRegistry.getEmptyTypeRegistry(), false, Collections.<FieldDescriptor>emptySet(),
+        false, false);
   }
 
   /**
@@ -167,7 +168,7 @@ public class JsonFormat {
       return new Printer(
           registry,
           true,
-          Collections.emptySet(),
+          Collections.<FieldDescriptor>emptySet(),
           preservingProtoFieldNames,
           omittingInsignificantWhitespace);
     }
diff --git a/java/util/src/test/java/com/google/protobuf/util/JsonFormatTest.java b/java/util/src/test/java/com/google/protobuf/util/JsonFormatTest.java
index 6943093f..695176ed 100644
--- a/java/util/src/test/java/com/google/protobuf/util/JsonFormatTest.java
+++ b/java/util/src/test/java/com/google/protobuf/util/JsonFormatTest.java
@@ -1319,7 +1319,7 @@ public class JsonFormatTest extends TestCase {
     }
 
     try {
-      JsonFormat.printer().includingDefaultValueFields(Collections.emptySet());
+      JsonFormat.printer().includingDefaultValueFields(Collections.<FieldDescriptor>emptySet());
       fail("IllegalArgumentException is expected.");
     } catch (IllegalArgumentException e) {
       // Expected.
-- 
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