| /* |
| * 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.internal.processors.cache; |
| |
| import java.util.concurrent.atomic.AtomicInteger; |
| import org.apache.ignite.configuration.CacheConfiguration; |
| import org.apache.ignite.internal.util.GridAtomicInteger; |
| import org.apache.ignite.internal.util.typedef.CI1; |
| import org.apache.ignite.lang.IgniteFuture; |
| import org.junit.Test; |
| |
| /** |
| * Checks that number of concurrent asynchronous operations is limited when configuration parameter is set. |
| */ |
| public class GridCacheAsyncOperationsLimitSelfTest extends GridCacheAbstractSelfTest { |
| /** */ |
| public static final int MAX_CONCURRENT_ASYNC_OPS = 50; |
| |
| /** {@inheritDoc} */ |
| @Override protected int gridCount() { |
| return 3; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected CacheConfiguration cacheConfiguration(String igniteInstanceName) throws Exception { |
| CacheConfiguration cCfg = super.cacheConfiguration(igniteInstanceName); |
| |
| cCfg.setMaxConcurrentAsyncOperations(MAX_CONCURRENT_ASYNC_OPS); |
| |
| return cCfg; |
| } |
| |
| /** |
| * @throws Exception If failed. |
| */ |
| @Test |
| public void testAsyncOps() throws Exception { |
| final AtomicInteger cnt = new AtomicInteger(); |
| final GridAtomicInteger max = new GridAtomicInteger(); |
| |
| for (int i = 0; i < 5000; i++) { |
| final int i0 = i; |
| |
| cnt.incrementAndGet(); |
| |
| jcache().putAsync("key" + i, i).listenAsync(new CI1<IgniteFuture<?>>() { |
| @Override public void apply(IgniteFuture<?> t) { |
| cnt.decrementAndGet(); |
| |
| max.setIfGreater(cnt.get()); |
| |
| if (i0 > 0 && i0 % 100 == 0) |
| info("cnt: " + cnt.get()); |
| } |
| }, Runnable::run); |
| |
| assertTrue("Maximum number of permits exceeded: " + max.get(), max.get() <= 51); |
| } |
| } |
| } |