CacheKeepBinaryIterationStoreEnabledTest.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.query.continuous;

import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import org.apache.ignite.cache.CacheAtomicityMode;
import org.apache.ignite.cache.CacheMode;
import org.apache.ignite.cache.CacheWriteSynchronizationMode;
import org.apache.ignite.cache.store.CacheStoreAdapter;
import org.apache.ignite.configuration.CacheConfiguration;

/**
 *
 */
public class CacheKeepBinaryIterationStoreEnabledTest extends CacheKeepBinaryIterationTest {
    /** Cache store. */
    private static TestStore store = new TestStore();

    /** {@inheritDoc} */
    @Override protected CacheConfiguration<Object, Object> cacheConfiguration(
        CacheMode cacheMode,
        int backups,
        CacheAtomicityMode atomicityMode) {
        CacheConfiguration<Object, Object> ccfg =
            super.cacheConfiguration(cacheMode, backups, atomicityMode);

        ccfg.setWriteSynchronizationMode(CacheWriteSynchronizationMode.FULL_SYNC);

        ccfg.setCacheStoreFactory(singletonFactory(store));
        ccfg.setReadThrough(true);
        ccfg.setWriteThrough(true);
        ccfg.setLoadPreviousValue(true);

        return ccfg;
    }

    /**
     *
     */
    private static class TestStore extends CacheStoreAdapter<Object, Object> {
        /** Map. */
        private ConcurrentMap<Object, Object> map = new ConcurrentHashMap<>();

        /**
         * @param key Key.
         * @return Value.
         */
        Object value(Object key) {
            return map.get(key);
        }

        /** @return {@code True} if empty. */
        boolean isEmpty() {
            return map.isEmpty();
        }

        /** {@inheritDoc} */
        @Override public Object load(Object key) {
            return map.get(key);
        }

        /** {@inheritDoc} */
        @Override public void write(javax.cache.Cache.Entry<? extends Object, ? extends Object> e) {
            map.put(e.getKey(), e.getValue());
        }

        /** {@inheritDoc} */
        @Override public void delete(Object key) {
            map.remove(key);
        }
    }
}