nfc: Various fixes to the NFC D-Bus client in chromeos/dbus.

chromeos/dbus/nfc_property_set.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chromeos/dbus/nfc_property_set.h"
 
 #include "base/bind.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
 
 namespace chromeos {
 
 NfcPropertySet::NfcPropertySet(dbus::ObjectProxy* object_proxy,
                                const std::string& interface,
                                const PropertyChangedCallback& callback)
     : dbus::PropertySet(object_proxy, interface, callback) {
 }
 
 void NfcPropertySet::ConnectSignals() {
   object_proxy()->ConnectToSignal(
       interface(),
       nfc_common::kPropertyChangedSignal,
       base::Bind(&dbus::PropertySet::ChangedReceived, GetWeakPtr()),
       base::Bind(&dbus::PropertySet::ChangedConnected, GetWeakPtr()));
 }
 
+void NfcPropertySet::SetAllPropertiesReceivedCallback(
+    const base::Closure& callback) {
+  on_get_all_callback_ = callback;
+}
+
 void NfcPropertySet::Get(dbus::PropertyBase* property,
                          GetCallback callback) {
   NOTREACHED() << "neard does not implement Get for properties.";
 }
 
 void NfcPropertySet::GetAll() {
   dbus::MethodCall method_call(
       interface(), nfc_common::kGetProperties);
   object_proxy()->CallMethod(&method_call,
                            dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
                            base::Bind(&dbus::PropertySet::OnGetAll,
                                       GetWeakPtr()));
 }
 
+void NfcPropertySet::OnGetAll(dbus::Response* response) {
+  // First invoke the superclass implementation. If the call to GetAll was
+  // successful, this will invoke the PropertyChangedCallback passed to the
+  // constructor for each individual property received through the call and
+  // make sure that the values of the properties have been cached. This way,
+  // all received properties will be available when |on_get_all_callback_| is
+  // run.
+  dbus::PropertySet::OnGetAll(response);
+  if (response) {
+    VLOG(2) << "NfcPropertySet::GetAll returned successfully.";
+    if (!on_get_all_callback_.is_null())
+      on_get_all_callback_.Run();
+  }
+}
+
 void NfcPropertySet::Set(dbus::PropertyBase* property,
                          SetCallback callback) {
   dbus::MethodCall method_call(
       interface(), nfc_common::kSetProperty);
+  dbus::MessageWriter writer(&method_call);
+  writer.AppendString(property->name());
+  property->AppendSetValueToWriter(&writer);
   object_proxy()->CallMethod(&method_call,
                            dbus::ObjectProxy::TIMEOUT_USE_DEFAULT,
                            base::Bind(&dbus::PropertySet::OnSet,
                                       GetWeakPtr(),
                                       property,
                                       callback));
 }
 
 void NfcPropertySet::ChangedReceived(dbus::Signal* signal) {
   DCHECK(signal);
   dbus::MessageReader reader(signal);
   UpdatePropertyFromReader(&reader);
 }
 
 }  // namespace chromeos