Refactor yang-model-api child traversal return types

[yangtools.git] / yang / yang-data-api / src / main / java / org / opendaylight / yangtools / yang / data / api / schema / xpath / PrefixConverters.java

diff --git a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/xpath/PrefixConverters.java b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/xpath/PrefixConverters.java
index 6f8d15001c05e63876f0fe8b832584819c7f50d1..6ea82baf23a43f91371b98e3065030fe40f7b8cd 100644 (file)
--- a/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/xpath/PrefixConverters.java
+++ b/yang/yang-data-api/src/main/java/org/opendaylight/yangtools/yang/data/api/schema/xpath/PrefixConverters.java
@@ -51,7 +51,7 @@ public final class PrefixConverters {
         b.put(module.getPrefix(), module.getQNameModule());
 
         for (ModuleImport i : module.getImports()) {
-            final Optional<Module> mod = ctx.findModule(i.getModuleName(), i.getRevision());
+            final Optional<? extends Module> mod = ctx.findModule(i.getModuleName(), i.getRevision());
             checkArgument(mod.isPresent(), "Unsatisfied import of %s by module %s", i, module);
 
             b.put(i.getPrefix(), mod.get().getQNameModule());