1 files changed, 22 insertions, 4 deletions
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 c9a28c9e..76f3437a 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
@@ -32,6 +32,7 @@ package com.google.protobuf.util;
 
 import com.google.common.io.BaseEncoding;
 import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
 import com.google.gson.JsonArray;
 import com.google.gson.JsonElement;
 import com.google.gson.JsonNull;
@@ -433,7 +434,7 @@ public class JsonFormat {
     private final Gson gson;
 
     private static class GsonHolder {
-      private static final Gson DEFAULT_GSON = new Gson();
+      private static final Gson DEFAULT_GSON = new GsonBuilder().disableHtmlEscaping().create();
     }
 
     PrinterImpl(
@@ -1065,6 +1066,15 @@ public class JsonFormat {
           parser.mergeStruct(json, builder);
         }
       });
+      // Special-case ListValue.
+      parsers.put(ListValue.getDescriptor().getFullName(),
+          new WellKnownTypeParser() {
+        @Override
+        public void merge(ParserImpl parser, JsonElement json,
+            Message.Builder builder) throws InvalidProtocolBufferException {
+          parser.mergeListValue(json, builder);
+        }
+      });
       // Special-case Value.
       parsers.put(Value.getDescriptor().getFullName(),
           new WellKnownTypeParser() {
@@ -1212,6 +1222,16 @@ public class JsonFormat {
       }
       mergeMapField(field, json, builder);
     }
+
+    private void mergeListValue(JsonElement json, Message.Builder builder)
+        throws InvalidProtocolBufferException {
+      Descriptor descriptor = builder.getDescriptorForType();
+      FieldDescriptor field = descriptor.findFieldByName("values");
+      if (field == null) {
+        throw new InvalidProtocolBufferException("Invalid ListValue type.");
+      }
+      mergeRepeatedField(field, json, builder);
+    }
     
     private void mergeValue(JsonElement json, Message.Builder builder)
         throws InvalidProtocolBufferException {
@@ -1236,9 +1256,7 @@ public class JsonFormat {
       } else if (json instanceof JsonArray) {
         FieldDescriptor field = type.findFieldByName("list_value");
         Message.Builder listBuilder = builder.newBuilderForField(field);
-        FieldDescriptor listField =
-            listBuilder.getDescriptorForType().findFieldByName("values");
-        mergeRepeatedField(listField, json, listBuilder);
+        merge(json, listBuilder);
         builder.setField(field, listBuilder.build());
       } else {
         throw new IllegalStateException("Unexpected json data: " + json);