| % 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. |
| |
| -module(ken_event_handler). |
| -behaviour(couch_event_listener). |
| |
| -export([ |
| start_link/0 |
| ]). |
| |
| -export([ |
| init/1, |
| terminate/2, |
| handle_event/3, |
| handle_cast/2, |
| handle_info/2 |
| ]). |
| |
| |
| start_link() -> |
| couch_event_listener:start_link(?MODULE, nil, [all_dbs]). |
| |
| %% couch_event_listener callbacks |
| |
| init(_) -> |
| {ok, nil}. |
| |
| terminate(_Reason, _State) -> |
| ok. |
| |
| handle_event(DbName, updated, State) -> |
| ken:add(DbName), |
| {ok, State}; |
| handle_event(DbName, deleted, State) -> |
| ken:remove(DbName), |
| {ok, State}; |
| handle_event(DbName, ddoc_updated, State) -> |
| ken:add_all_shards(DbName), |
| {ok, State}; |
| handle_event(_DbName, _Event, State) -> |
| {ok, State}. |
| |
| handle_cast(_Msg, State) -> |
| {ok, State}. |
| |
| handle_info(_Msg, State) -> |
| {ok, State}. |