diff --git a/src/share/vm/classfile/defaultMethods.cpp b/src/share/vm/classfile/defaultMethods.cpp index 6b3c910d67caf0139a3263ec8523a4dc39c53cad..c05c58748d83686afda0b723f857393544c04f30 100644 --- a/src/share/vm/classfile/defaultMethods.cpp +++ b/src/share/vm/classfile/defaultMethods.cpp @@ -392,10 +392,16 @@ class MethodFamily : public ResourceObj { } GrowableArray qualified_methods; + int num_defaults = 0; + int default_index = -1; for (int i = 0; i < _members.length(); ++i) { Pair entry = _members.at(i); if (entry.second == QUALIFIED) { qualified_methods.append(entry.first); + default_index++; + if (entry.first->is_default_method()) { + num_defaults++; + } } } @@ -408,6 +414,9 @@ class MethodFamily : public ResourceObj { if (!method->is_abstract()) { _selected_target = qualified_methods.at(0); } + // If only one qualified method is default, select that + } else if (num_defaults == 1) { + _selected_target = qualified_methods.at(default_index); } else { _exception_message = generate_conflicts_message(&qualified_methods,CHECK); _exception_name = vmSymbols::java_lang_IncompatibleClassChangeError();