| /* |
| * 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.snippets; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Map; |
| |
| import org.apache.ignite.Ignite; |
| import org.apache.ignite.Ignition; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.util.AttributeNodeFilter; |
| import org.junit.jupiter.api.Test; |
| |
| public class NodeFilter { |
| |
| @Test |
| void setNodeFilter() { |
| |
| //tag::cache-node-filter[] |
| Ignite ignite = Ignition.start(); |
| |
| CacheConfiguration<Integer, String> cacheCfg = new CacheConfiguration<>("myCache"); |
| |
| Collection<String> consistenIdSet = new HashSet<>(); |
| consistenIdSet.add("consistentId1"); |
| |
| //the cache will not be hosted on the provided nodes |
| cacheCfg.setNodeFilter(new MyNodeFilter(consistenIdSet)); |
| |
| ignite.createCache(cacheCfg); |
| //end::cache-node-filter[] |
| |
| ignite.close(); |
| } |
| |
| @Test |
| void attributeNodeFilter() { |
| //tag::add-attribute[] |
| IgniteConfiguration cfg = new IgniteConfiguration(); |
| Map<String, Object> attributes = new HashMap<String, Object>(); |
| attributes.put("host_myCache", true); |
| cfg.setUserAttributes(attributes); |
| |
| Ignite ignite = Ignition.start(cfg); |
| |
| //end::add-attribute[] |
| |
| //tag::attribute-node-filter[] |
| CacheConfiguration<Integer, String> cacheCfg = new CacheConfiguration<>("myCache"); |
| |
| cacheCfg.setNodeFilter(new AttributeNodeFilter("host_myCache", "true")); |
| //end::attribute-node-filter[] |
| |
| ignite.createCache(cacheCfg); |
| |
| ignite.close(); |
| } |
| } |