| /* |
| * 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.dubbo.registry.xds.util.protocol; |
| |
| /** |
| * A interface for resources in xDS, which can be updated by ADS delta stream |
| * <br/> |
| * This interface is design to unify the way of fetching data in delta stream |
| * in {@link org.apache.dubbo.registry.xds.util.PilotExchanger} |
| */ |
| public interface DeltaResource<T> { |
| /** |
| * Get resource from delta stream |
| * |
| * @return the newest resource from stream |
| */ |
| T getResource(); |
| } |
