--- a/hotspot/src/share/vm/interpreter/linkResolver.cpp Sat Oct 12 15:39:16 2013 -0400
+++ b/hotspot/src/share/vm/interpreter/linkResolver.cpp Mon Oct 14 21:52:42 2013 -0400
@@ -454,7 +454,7 @@
Symbol* method_name = vmSymbols::invoke_name();
Symbol* method_signature = pool->signature_ref_at(index);
KlassHandle current_klass(THREAD, pool->pool_holder());
- resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, CHECK);
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, false, CHECK);
return;
}
@@ -476,22 +476,34 @@
if (code == Bytecodes::_invokeinterface) {
resolve_interface_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, CHECK);
+ } else if (code == Bytecodes::_invokevirtual) {
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, true, CHECK);
} else {
- resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, CHECK);
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, true, false, CHECK);
}
}
void LinkResolver::resolve_method(methodHandle& resolved_method, KlassHandle resolved_klass,
Symbol* method_name, Symbol* method_signature,
- KlassHandle current_klass, bool check_access, TRAPS) {
+ KlassHandle current_klass, bool check_access,
+ bool require_methodref, TRAPS) {
Handle nested_exception;
- // 1. lookup method in resolved klass and its super klasses
+ // 1. check if methodref required, that resolved_klass is not interfacemethodref
+ if (require_methodref && resolved_klass->is_interface()) {
+ ResourceMark rm(THREAD);
+ char buf[200];
+ jio_snprintf(buf, sizeof(buf), "Found interface %s, but class was expected",
+ resolved_klass()->external_name());
+ THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
+ }
+
+ // 2. lookup method in resolved klass and its super klasses
lookup_method_in_klasses(resolved_method, resolved_klass, method_name, method_signature, CHECK);
if (resolved_method.is_null()) { // not found in the class hierarchy
- // 2. lookup method in all the interfaces implemented by the resolved klass
+ // 3. lookup method in all the interfaces implemented by the resolved klass
lookup_method_in_interfaces(resolved_method, resolved_klass, method_name, method_signature, CHECK);
if (resolved_method.is_null()) {
@@ -505,7 +517,7 @@
}
if (resolved_method.is_null()) {
- // 3. method lookup failed
+ // 4. method lookup failed
ResourceMark rm(THREAD);
THROW_MSG_CAUSE(vmSymbols::java_lang_NoSuchMethodError(),
Method::name_and_sig_as_C_string(resolved_klass(),
@@ -515,15 +527,6 @@
}
}
- // 4. check if klass is not interface
- if (resolved_klass->is_interface() && resolved_method->is_abstract()) {
- ResourceMark rm(THREAD);
- char buf[200];
- jio_snprintf(buf, sizeof(buf), "Found interface %s, but class was expected",
- resolved_klass()->external_name());
- THROW_MSG(vmSymbols::java_lang_IncompatibleClassChangeError(), buf);
- }
-
// 5. check if method is concrete
if (resolved_method->is_abstract() && !resolved_klass->is_abstract()) {
ResourceMark rm(THREAD);
@@ -833,7 +836,7 @@
Symbol* method_name, Symbol* method_signature,
KlassHandle current_klass, bool check_access, TRAPS) {
- resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, false, CHECK);
assert(resolved_method->name() != vmSymbols::class_initializer_name(), "should have been checked in verifier");
// check if static
@@ -867,7 +870,7 @@
// and the selected method is recalculated relative to the direct superclass
// superinterface.method, which explicitly does not check shadowing
- resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, false, CHECK);
// check if method name is <init>, that it is found in same klass as static type
if (resolved_method->name() == vmSymbols::object_initializer_name() &&
@@ -1013,7 +1016,7 @@
Symbol* method_name, Symbol* method_signature,
KlassHandle current_klass, bool check_access, TRAPS) {
// normal method resolution
- resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, CHECK);
+ resolve_method(resolved_method, resolved_klass, method_name, method_signature, current_klass, check_access, true, CHECK);
assert(resolved_method->name() != vmSymbols::object_initializer_name(), "should have been checked in verifier");
assert(resolved_method->name() != vmSymbols::class_initializer_name (), "should have been checked in verifier");
--- a/hotspot/src/share/vm/interpreter/linkResolver.hpp Sat Oct 12 15:39:16 2013 -0400
+++ b/hotspot/src/share/vm/interpreter/linkResolver.hpp Mon Oct 14 21:52:42 2013 -0400
@@ -136,7 +136,7 @@
static void resolve_pool (KlassHandle& resolved_klass, Symbol*& method_name, Symbol*& method_signature, KlassHandle& current_klass, constantPoolHandle pool, int index, TRAPS);
static void resolve_interface_method(methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
- static void resolve_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
+ static void resolve_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, bool require_methodref, TRAPS);
static void linktime_resolve_static_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);
static void linktime_resolve_special_method (methodHandle& resolved_method, KlassHandle resolved_klass, Symbol* method_name, Symbol* method_signature, KlassHandle current_klass, bool check_access, TRAPS);