org.gridgain.grid.cache.affinity.GridCacheAffinityNodeIdHashResolver Maven / Gradle / Ivy

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Java-based middleware for in-memory processing of big data in a distributed environment.

There is a newer version: 6.2.1-p1

/* 
 Copyright (C) GridGain Systems. 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.
 */

/*  _________        _____ __________________        _____
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 *  _  / __  __  ___/__  / _  __  / _  / __  _  __ `/__  / __  __ \
 *  / /_/ /  _  /    _  /  / /_/ /  / /_/ /  / /_/ / _  /  _  / / /
 *  \____/   /_/     /_/   \_,__/   \____/   \__,_/  /_/   /_/ /_/
 */

package org.gridgain.grid.cache.affinity;

import org.gridgain.grid.*;
import org.gridgain.grid.util.typedef.internal.*;

/**
 * Node hash resolver which uses generated node ID as node hash value. As new node ID is generated
 * on each node start, this resolver do not provide ability to map keys to the same nodes after restart.
 */
public class GridCacheAffinityNodeIdHashResolver implements GridCacheAffinityNodeHashResolver {
    /** {@inheritDoc} */
    @Override public Object resolve(GridNode node) {
        return node.id();
    }

    /** {@inheritDoc} */
    @Override public String toString() {
        return S.toString(GridCacheAffinityNodeIdHashResolver.class, this);
    }
}