GridOsCacheDrManager.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.dr;

import org.apache.ignite.IgniteCheckedException;
import org.apache.ignite.internal.processors.affinity.AffinityTopologyVersion;
import org.apache.ignite.internal.processors.cache.CacheObject;
import org.apache.ignite.internal.processors.cache.GridCacheContext;
import org.apache.ignite.internal.processors.cache.KeyCacheObject;
import org.apache.ignite.internal.processors.cache.version.GridCacheVersion;
import org.apache.ignite.internal.processors.dr.GridDrType;
import org.apache.ignite.lang.IgniteFuture;
import org.jetbrains.annotations.Nullable;

/**
 * No-op implementation for {@link GridCacheDrManager}.
 */
public class GridOsCacheDrManager implements GridCacheDrManager {
    /** {@inheritDoc} */
    @Override public boolean enabled() {
        return false;
    }

    /** {@inheritDoc} */
    @Override public void start(GridCacheContext cctx) throws IgniteCheckedException {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void stop(boolean cancel, boolean destroy) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void onKernalStart() throws IgniteCheckedException {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void onKernalStop(boolean cancel) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void printMemoryStats() {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public byte dataCenterId() {
        return 0;
    }

    /** {@inheritDoc} */
    @Override public void replicate(KeyCacheObject key,
        @Nullable CacheObject val,
        long ttl,
        long expireTime,
        GridCacheVersion ver,
        GridDrType drType,
        AffinityTopologyVersion topVer) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void onExchange(AffinityTopologyVersion topVer, boolean left) throws IgniteCheckedException {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void partitionEvicted(int part) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void onReceiveCacheEntriesReceived(int entriesCnt) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void onReceiveCacheConflictResolved(boolean useNew, boolean useOld, boolean merge) {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public void resetMetrics() {
        // No-op.
    }

    /** {@inheritDoc} */
    @Override public boolean receiveEnabled() {
        return false;
    }

    /** {@inheritDoc} */
    @Override public void onDisconnected(IgniteFuture reconnectFut) {
        // No-op.
    }
}