ClientMapNearCachePreloaderTest.java example

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/*
 * Copyright (c) 2008-2017, Hazelcast, Inc. All Rights Reserved.
 *
 * Licensed 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 com.hazelcast.client.map.impl.nearcache;

import com.hazelcast.client.config.ClientConfig;
import com.hazelcast.client.impl.HazelcastClientProxy;
import com.hazelcast.client.test.TestHazelcastFactory;
import com.hazelcast.core.HazelcastInstance;
import com.hazelcast.core.IMap;
import com.hazelcast.internal.adapter.IMapDataStructureAdapter;
import com.hazelcast.internal.nearcache.AbstractNearCachePreloaderTest;
import com.hazelcast.internal.nearcache.NearCache;
import com.hazelcast.internal.nearcache.NearCacheManager;
import com.hazelcast.internal.nearcache.NearCacheTestContext;
import com.hazelcast.internal.nearcache.NearCacheTestContextBuilder;
import com.hazelcast.nio.serialization.Data;
import com.hazelcast.test.HazelcastParametersRunnerFactory;
import com.hazelcast.test.annotation.ParallelTest;
import com.hazelcast.test.annotation.QuickTest;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameter;
import org.junit.runners.Parameterized.Parameters;
import org.junit.runners.Parameterized.UseParametersRunnerFactory;

import java.io.File;
import java.util.Arrays;
import java.util.Collection;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ThreadPoolExecutor;

import static java.lang.Thread.currentThread;
import static java.util.concurrent.Executors.newFixedThreadPool;

@RunWith(Parameterized.class)
@UseParametersRunnerFactory(HazelcastParametersRunnerFactory.class)
@Category({QuickTest.class, ParallelTest.class})
public class ClientMapNearCachePreloaderTest extends AbstractNearCachePreloaderTest<Data, String> {

    private final File storeFile = new File("nearCache-" + defaultNearCache + ".store").getAbsoluteFile();
    private final File storeLockFile = new File(storeFile.getName() + ".lock").getAbsoluteFile();

    @Parameter
    public boolean invalidationOnChange;

    private final TestHazelcastFactory hazelcastFactory = new TestHazelcastFactory();

    @Parameters(name = "invalidationOnChange:{0}")
    public static Collection<Object[]> parameters() {
        return Arrays.asList(new Object[][]{
                {false},
                {true},
        });
    }

    @Before
    public void setUp() {
        nearCacheConfig = getNearCacheConfig(invalidationOnChange, KEY_COUNT, storeFile.getParent());
    }

    @After
    public void tearDown() {
        hazelcastFactory.shutdownAll();
    }

    @Test(timeout = TEST_TIMEOUT)
    public void testPreloadNearCacheLock_withSharedMapConfig_concurrently() throws Exception {
        nearCacheConfig.getPreloaderConfig().setDirectory("");

        int nThreads = 10;
        ThreadPoolExecutor pool = (ThreadPoolExecutor) newFixedThreadPool(nThreads);

        final NearCacheTestContext context = createContext(true);
        final CountDownLatch startLatch = new CountDownLatch(nThreads);
        final CountDownLatch finishLatch = new CountDownLatch(nThreads);
        for (int i = 0; i < nThreads; i++) {
            pool.execute(new Runnable() {
                @Override
                public void run() {
                    startLatch.countDown();
                    try {
                        startLatch.await();
                    } catch (InterruptedException e) {
                        currentThread().interrupt();
                    }

                    IMap<String, String> map = context.nearCacheInstance.getMap(nearCacheConfig.getName() + currentThread());
                    for (int i = 0; i < 100; i++) {
                        map.put("key-" + currentThread() + "-" + i, "value-" + currentThread() + "-" + i);
                    }

                    finishLatch.countDown();
                }
            });
        }

        finishLatch.await();
        pool.shutdownNow();
    }

    @Override
    protected File getStoreFile() {
        return storeFile;
    }

    @Override
    protected File getStoreLockFile() {
        return storeLockFile;
    }

    @Override
    protected <K, V> NearCacheTestContext<K, V, Data, String> createContext(boolean createClient) {
        HazelcastInstance member = hazelcastFactory.newHazelcastInstance(getConfig());
        IMap<K, V> memberMap = member.getMap(nearCacheConfig.getName());

        if (createClient) {
            NearCacheTestContextBuilder<K, V, Data, String> contextBuilder = createClientContextBuilder();
            return contextBuilder
                    .setDataInstance(member)
                    .setDataAdapter(new IMapDataStructureAdapter<K, V>(memberMap))
                    .build();
        }
        return new NearCacheTestContextBuilder<K, V, Data, String>(nearCacheConfig, getSerializationService(member))
                .setDataInstance(member)
                .setDataAdapter(new IMapDataStructureAdapter<K, V>(memberMap))
                .build();
    }

    @Override
    protected <K, V> NearCacheTestContext<K, V, Data, String> createClientContext() {
        NearCacheTestContextBuilder<K, V, Data, String> contextBuilder = createClientContextBuilder();
        return contextBuilder.build();
    }

    protected ClientConfig getClientConfig() {
        return new ClientConfig();
    }

    private <K, V> NearCacheTestContextBuilder<K, V, Data, String> createClientContextBuilder() {
        ClientConfig clientConfig = getClientConfig()
                .addNearCacheConfig(nearCacheConfig);

        HazelcastClientProxy client = (HazelcastClientProxy) hazelcastFactory.newHazelcastClient(clientConfig);
        IMap<K, V> clientMap = client.getMap(nearCacheConfig.getName());

        NearCacheManager nearCacheManager = client.client.getNearCacheManager();
        NearCache<Data, String> nearCache = nearCacheManager.getNearCache(nearCacheConfig.getName());

        return new NearCacheTestContextBuilder<K, V, Data, String>(nearCacheConfig, client.getSerializationService())
                .setNearCacheInstance(client)
                .setNearCacheAdapter(new IMapDataStructureAdapter<K, V>(clientMap))
                .setNearCache(nearCache)
                .setNearCacheManager(nearCacheManager);
    }
}