IgniteCacheNearOnlyTxTest.java

/*
 * 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.distributed.near;

import java.util.concurrent.Callable;
import java.util.concurrent.atomic.AtomicInteger;
import org.apache.ignite.Ignite;
import org.apache.ignite.IgniteCache;
import org.apache.ignite.IgniteTransactions;
import org.apache.ignite.cache.CacheAtomicityMode;
import org.apache.ignite.cache.CacheMode;
import org.apache.ignite.configuration.IgniteConfiguration;
import org.apache.ignite.configuration.NearCacheConfiguration;
import org.apache.ignite.internal.IgniteInternalFuture;
import org.apache.ignite.internal.processors.cache.IgniteCacheAbstractTest;
import org.apache.ignite.testframework.GridTestUtils;
import org.apache.ignite.transactions.Transaction;

import static org.apache.ignite.cache.CacheAtomicityMode.TRANSACTIONAL;
import static org.apache.ignite.transactions.TransactionConcurrency.OPTIMISTIC;
import static org.apache.ignite.transactions.TransactionConcurrency.PESSIMISTIC;
import static org.apache.ignite.transactions.TransactionIsolation.REPEATABLE_READ;

/**
 *
 */
public class IgniteCacheNearOnlyTxTest extends IgniteCacheAbstractTest {
    /** {@inheritDoc} */
    @Override protected int gridCount() {
        return 2;
    }

    /** {@inheritDoc} */
    @Override protected CacheMode cacheMode() {
        return CacheMode.PARTITIONED;
    }

    /** {@inheritDoc} */
    @Override protected CacheAtomicityMode atomicityMode() {
        return TRANSACTIONAL;
    }

    /** {@inheritDoc} */
    @Override protected NearCacheConfiguration nearConfiguration() {
        return null;
    }

    /** {@inheritDoc} */
    @Override protected IgniteConfiguration getConfiguration(String igniteInstanceName) throws Exception {
        IgniteConfiguration cfg = super.getConfiguration(igniteInstanceName);

        if (getTestIgniteInstanceName(1).equals(igniteInstanceName)) {
            cfg.setClientMode(true);

            cfg.setCacheConfiguration();
        }

        return cfg;
    }

    /**
     * @throws Exception If failed.
     */
    public void testNearOnlyPutMultithreaded() throws Exception {
        final Ignite ignite1 = ignite(1);

        assertTrue(ignite1.configuration().isClientMode());

        ignite1.createNearCache(DEFAULT_CACHE_NAME, new NearCacheConfiguration<>());

        final Integer key = 1;

        final AtomicInteger idx = new AtomicInteger();

        IgniteCache<Integer, Integer> cache0 = ignite(0).cache(DEFAULT_CACHE_NAME);
        IgniteCache<Integer, Integer> cache1 = ignite1.cache(DEFAULT_CACHE_NAME);

        for (int i = 0; i < 5; i++) {
            log.info("Iteration: " + i);

            GridTestUtils.runMultiThreadedAsync(new Callable<Object>() {
                @Override public Object call() throws Exception {
                    int val = idx.getAndIncrement();

                    IgniteCache<Integer, Integer> cache = ignite1.cache(DEFAULT_CACHE_NAME);

                    for (int i = 0; i < 100; i++)
                        cache.put(key, val);

                    return null;
                }
            }, 5, "put-thread").get();

            assertEquals(cache0.localPeek(key), cache1.localPeek(key));
        }
    }

    /**
     * @throws Exception If failed.
     */
    public void testOptimisticTx() throws Exception {
        txMultithreaded(true);
    }

    /**
     * @throws Exception If failed.
     */
    public void testPessimisticTx() throws Exception {
        txMultithreaded(false);
    }

    /**
     * @param optimistic If {@code true} uses optimistic transaction.
     * @throws Exception If failed.
     */
    private void txMultithreaded(final boolean optimistic) throws Exception {
        final Ignite ignite1 = ignite(1);

        assertTrue(ignite1.configuration().isClientMode());

        ignite1.createNearCache(DEFAULT_CACHE_NAME, new NearCacheConfiguration<>());

        final AtomicInteger idx = new AtomicInteger();

        final Integer key = 1;

        IgniteCache<Integer, Integer> cache0 = ignite(0).cache(DEFAULT_CACHE_NAME);
        IgniteCache<Integer, Integer> cache1 = ignite1.cache(DEFAULT_CACHE_NAME);

        for (int i = 0; i < 5; i++) {
            log.info("Iteration: " + i);

            GridTestUtils.runMultiThreaded(new Callable<Object>() {
                @Override public Object call() throws Exception {
                    IgniteCache<Integer, Integer> cache = ignite1.cache(DEFAULT_CACHE_NAME);

                    IgniteTransactions txs = ignite1.transactions();

                    int val = idx.getAndIncrement();

                    for (int i = 0; i < 100; i++) {
                        try (Transaction tx = txs.txStart(optimistic ? OPTIMISTIC : PESSIMISTIC, REPEATABLE_READ)) {
                            cache.get(key);

                            cache.put(key, val);

                            tx.commit();
                        }
                    }

                    return null;
                }
            }, 5, "put-thread");

            assertEquals(cache0.localPeek(key), cache1.localPeek(key));
        }
    }

    /**
     * @throws Exception If failed.
     */
    public void testConcurrentTx() throws Exception {
        final Ignite ignite1 = ignite(1);

        assertTrue(ignite1.configuration().isClientMode());

        ignite1.createNearCache(DEFAULT_CACHE_NAME, new NearCacheConfiguration<>());

        final Integer key = 1;

        IgniteInternalFuture<?> fut1 = GridTestUtils.runMultiThreadedAsync(new Callable<Object>() {
            @Override public Object call() throws Exception {
                IgniteCache<Integer, Integer> cache = ignite1.cache(DEFAULT_CACHE_NAME);

                for (int i = 0; i < 100; i++)
                    cache.put(key, 1);

                return null;
            }
        }, 5, "put1-thread");

        IgniteInternalFuture<?> fut2 = GridTestUtils.runMultiThreadedAsync(new Callable<Object>() {
            @Override public Object call() throws Exception {
                IgniteCache<Integer, Integer> cache = ignite1.cache(DEFAULT_CACHE_NAME);

                IgniteTransactions txs = ignite1.transactions();

                for (int i = 0; i < 100; i++) {
                    try (Transaction tx = txs.txStart(PESSIMISTIC, REPEATABLE_READ)) {
                        cache.get(key);

                        cache.put(key, 1);

                        tx.commit();
                    }
                }

                return null;
            }
        }, 5, "put2-thread");

        fut1.get();
        fut2.get();
    }
}