list of generic structs

compiler/src/main/cpp/capnpc-java.c++

@@ -758,9 +758,26 @@ private:
       auto elementType = type.asList().getElementType();
       switch (elementType.which()) {
       case schema::Type::STRUCT: {
-        // XXX
+        auto elementStructSchema = elementType.asStruct();
+        auto elementNode = elementStructSchema.getProto();
+        if (elementNode.getIsGeneric()) {
+          auto factoryArgs = getFactoryArguments(elementStructSchema, elementStructSchema);
+          return kj::strTree(
+            "new org.capnproto.StructList.Factory<",
+            typeName(elementType, kj::str("Builder")), ", ",
+            typeName(elementType, kj::str("Reader")),
+            ">(",
+            javaFullName(elementStructSchema), ".newFactory(",
+            kj::StringTree(
+              KJ_MAP(arg, factoryArgs) {
+                return kj::strTree(arg);
+              }, ","),
+            "))"
+            ).flatten();
+        } else {
           return kj::str(typeName(elementType, kj::str("listFactory")));
         }
+      }
       case schema::Type::LIST:
         return kj::str("new org.capnproto.ListList.Factory<",
                        typeName(elementType, kj::str("Builder")),", ",

compiler/src/test/schema/test.capnp

@@ -373,6 +373,8 @@ struct TestUseGenerics  {
       (value = (foo = "text", rev = (foo = (int16Field = 321))));
   defaultWrapper2 @10 :TestGenericsWrapper2 =
       (value = (value = (foo = "text", rev = (foo = (int16Field = 321)))));
+
+  listOfGenerics @11 :List(TestGenerics(TestAllTypes, Text));
 }