| /* |
| * 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.ignite.configuration; |
| |
| import org.apache.ignite.configuration.notifications.ConfigurationListener; |
| |
| /** |
| * Base interface for configuration. |
| * |
| * @param <VIEW> Type of the value. |
| * @param <CHANGE> Type of the object that changes the value of configuration. |
| */ |
| public interface ConfigurationProperty<VIEW, CHANGE> { |
| /** |
| * Get key of this node. |
| * |
| * @return Key. |
| */ |
| String key(); |
| |
| /** |
| * Get value of this property. |
| * |
| * @return Value of this property. |
| */ |
| VIEW value(); |
| |
| /** |
| * Add configuration values listener. |
| * |
| * @param listener Listener. |
| */ |
| void listen(ConfigurationListener<VIEW> listener); |
| } |