| /* |
| * 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.common.constants; |
| |
| /** |
| * constant for Loadbalance strategy |
| */ |
| public interface LoadbalanceRules { |
| |
| /** |
| * This class select one provider from multiple providers randomly. |
| **/ |
| String RANDOM = "random"; |
| |
| /** |
| * Round robin load balance. |
| **/ |
| String ROUND_ROBIN = "roundrobin"; |
| |
| /** |
| * Filter the number of invokers with the least number of active calls and count the weights and quantities of these invokers. |
| **/ |
| String LEAST_ACTIVE = "leastactive"; |
| |
| /** |
| * Consistent Hash, requests with the same parameters are always sent to the same provider. |
| **/ |
| String CONSISTENT_HASH = "consistenthash"; |
| |
| /** |
| * Filter the number of invokers with the shortest response time of success calls and count the weights and quantities of these invokers. |
| **/ |
| String SHORTEST_RESPONSE = "shortestresponse"; |
| |
| String EMPTY = ""; |
| |
| } |