| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.karaf.decanter.api; |
| |
| import java.util.Map; |
| |
| /** |
| * Interface describing a Decanter polling collector service (for instance log messages, JMX metrics, etc) |
| */ |
| public interface PollingCollector extends Collector { |
| |
| /** |
| * Collect data to send to the appender. |
| * |
| * @return the list of collected data. |
| * @throws Exception in case of collection failure. |
| */ |
| public Map<Long, Map<String, Object>> collect() throws Exception; |
| |
| } |