| /* |
| * Copyright 2016-present Open Networking Laboratory |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.onosproject.ui.impl; |
| |
| import com.fasterxml.jackson.databind.node.ObjectNode; |
| import com.google.common.collect.ImmutableSet; |
| import org.onosproject.ui.RequestHandler; |
| import org.onosproject.ui.UiMessageHandler; |
| import org.onosproject.ui.UiPreferencesService; |
| |
| import java.util.Collection; |
| |
| import static com.google.common.base.Strings.isNullOrEmpty; |
| |
| /** |
| * Message handler for intercepting user preferences messages. |
| */ |
| class UserPreferencesMessageHandler extends UiMessageHandler { |
| |
| private static final String UPDATE_PREFS_REQ = "updatePrefReq"; |
| private static final String KEY = "key"; |
| private static final String VALUE = "value"; |
| |
| @Override |
| protected Collection<RequestHandler> createRequestHandlers() { |
| return ImmutableSet.of(new UpdatePreferencesRequest()); |
| } |
| |
| private final class UpdatePreferencesRequest extends RequestHandler { |
| private UpdatePreferencesRequest() { |
| super(UPDATE_PREFS_REQ); |
| } |
| |
| @Override |
| public void process(ObjectNode payload) { |
| if (!isNullOrEmpty(connection().userName())) { |
| UiPreferencesService service = get(UiPreferencesService.class); |
| service.setPreference(connection().userName(), |
| payload.get(KEY).asText(), |
| (ObjectNode) payload.get(VALUE)); |
| } |
| } |
| } |
| } |