| /* |
| * 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 org.apache.ignite.Ignite; |
| import org.apache.ignite.IgniteCache; |
| import org.apache.ignite.IgniteClientDisconnectedException; |
| import org.apache.ignite.Ignition; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.configuration.IgniteConfiguration; |
| import org.apache.ignite.spi.communication.tcp.TcpCommunicationSpi; |
| import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi; |
| import org.junit.jupiter.api.Test; |
| |
| public class ClientNodes { |
| |
| @Test |
| void disableReconnection() { |
| |
| //tag::disable-reconnection[] |
| IgniteConfiguration cfg = new IgniteConfiguration(); |
| |
| TcpDiscoverySpi discoverySpi = new TcpDiscoverySpi(); |
| discoverySpi.setClientReconnectDisabled(true); |
| |
| cfg.setDiscoverySpi(discoverySpi); |
| //end::disable-reconnection[] |
| |
| try (Ignite ignite = Ignition.start(cfg)) { |
| |
| } |
| } |
| |
| void slowClient() { |
| //tag::slow-clients[] |
| IgniteConfiguration cfg = new IgniteConfiguration(); |
| cfg.setClientMode(true); |
| |
| TcpCommunicationSpi commSpi = new TcpCommunicationSpi(); |
| commSpi.setSlowClientQueueLimit(1000); |
| |
| cfg.setCommunicationSpi(commSpi); |
| //end::slow-clients[] |
| } |
| |
| void reconnect() { |
| Ignite ignite = Ignition.start(); |
| |
| //tag::reconnect[] |
| |
| IgniteCache cache = ignite.getOrCreateCache(new CacheConfiguration<>("myCache")); |
| |
| try { |
| cache.put(1, "value"); |
| } catch (IgniteClientDisconnectedException e) { |
| if (e.getCause() instanceof IgniteClientDisconnectedException) { |
| IgniteClientDisconnectedException cause = (IgniteClientDisconnectedException) e.getCause(); |
| |
| cause.reconnectFuture().get(); // Wait until the client is reconnected. |
| // proceed |
| } |
| } |
| //end::reconnect[] |
| |
| ignite.close(); |
| } |
| } |