From cb0fdba7b8d1f762f8262f2b3266d1fe8c16ed53 Mon Sep 17 00:00:00 2001
From: Amer Banet <anxtfux@gmail.com>
Date: Fri, 16 Dec 2016 19:51:16 +0100
Subject: [PATCH] Fixed code generator. Added missing union type initialization
 when using lists in unions.

---
 compiler/src/main/cpp/capnpc-java.c++ | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/compiler/src/main/cpp/capnpc-java.c++ b/compiler/src/main/cpp/capnpc-java.c++
index c9c3595..1f3e9af 100644
--- a/compiler/src/main/cpp/capnpc-java.c++
+++ b/compiler/src/main/cpp/capnpc-java.c++
@@ -1177,6 +1177,7 @@ private:
           spaces(indent), "  }\n",
 
           spaces(indent), "  public final ", builderType, " init", titleCase, "(int size) {\n",
+          unionDiscrim.set,
           spaces(indent), "    return _initPointerField(", factory, ", ", offset, ", size);\n",
           spaces(indent), "  }\n"),
       };
@@ -1273,11 +1274,13 @@ private:
                   "> ")),
                "void set", titleCase,
                "(org.capnproto.SetPointerBuilder<", builderType, ", ", readerType, "> factory, ", readerType, " value) {\n",
+               unionDiscrim.set,
                spaces(indent), "    _setPointerField(factory, ", offset, ", value);\n",
                spaces(indent), "  }\n"
                ) :
              kj::strTree(
                spaces(indent), "  public final void set", titleCase, "(", readerType, " value) {\n",
+               unionDiscrim.set,
                spaces(indent), "    _setPointerField(", listFactory, ", ", offset, ", value);\n",
                spaces(indent), "  }\n"
                )
@@ -1295,12 +1298,14 @@ private:
                   "> ")),
                builderType,
                " init", titleCase, "( org.capnproto.ListFactory<", builderType, ", ", readerType, "> factory, int size) {\n",
+               unionDiscrim.set,
                spaces(indent), "    return _initPointerField(factory, ", offset, ", size);\n",
                spaces(indent), "  }\n"
                ) :
              kj::strTree(
                spaces(indent), "  public final ", builderType,
                " init", titleCase, "(int size) {\n",
+               unionDiscrim.set,
                spaces(indent), "    return _initPointerField(", listFactory, ", ", offset, ", size);\n",
                spaces(indent), "  }\n")
               )