THRIFT-1856: different comments generated
Patch: Jake Farrell

Fix different comments being generated on OSX vs Linux/Windows.
diff --git a/compiler/cpp/src/generate/t_java_generator.cc b/compiler/cpp/src/generate/t_java_generator.cc
index 78b4c9c..005cba4 100644
--- a/compiler/cpp/src/generate/t_java_generator.cc
+++ b/compiler/cpp/src/generate/t_java_generator.cc
@@ -3337,8 +3337,9 @@
       result += " = new " + type_name(ttype, false, true) + "()";;
     }
   }
+  result += ";";
   if (comment) {
-    result += "; // ";
+    result += " // ";
     if (tfield->get_req() == t_field::T_OPTIONAL) {
       result += "optional";
     } else {