| /* |
| * 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.solr.client.solrj.cloud.autoscaling; |
| |
| import org.apache.solr.common.util.Pair; |
| |
| import static org.apache.solr.client.solrj.cloud.autoscaling.Policy.ANY; |
| import static org.apache.solr.common.params.CollectionParams.CollectionAction.MOVEREPLICA; |
| |
| /** |
| * |
| * @deprecated to be removed in Solr 9.0 (see SOLR-14656) |
| */ |
| public class NodeVariable extends VariableBase { |
| public NodeVariable(Type type) { |
| super(type); |
| } |
| |
| @Override |
| public void getSuggestions(Suggestion.Ctx ctx) { |
| if (ctx.violation == null || ctx.violation.replicaCountDelta == 0) return; |
| if (ctx.violation.replicaCountDelta > 0) {//there are more replicas than necessary |
| for (int i = 0; i < Math.abs(ctx.violation.replicaCountDelta); i++) { |
| Suggester suggester = ctx.session.getSuggester(MOVEREPLICA) |
| .forceOperation(true) |
| .hint(Suggester.Hint.SRC_NODE, ctx.violation.node) |
| .hint(ctx.violation.shard.equals(ANY) ? Suggester.Hint.COLL : Suggester.Hint.COLL_SHARD, |
| ctx.violation.shard.equals(ANY) ? ctx.violation.coll : new Pair<>(ctx.violation.coll, ctx.violation.shard)); |
| if(ctx.addSuggestion(suggester) == null) break; |
| } |
| } |
| } |
| } |