org.redisson.liveobject.resolver.LongGenerator Maven / Gradle / Ivy

/**
 * Copyright 2018 Nikita Koksharov
 *
 * 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 org.redisson.liveobject.resolver;

import org.redisson.api.RedissonClient;
import org.redisson.api.annotation.RId;

/**
 *
 * @author Rui Gu (https://github.com/jackygurui)
 */
public class LongGenerator implements RIdResolver {

    public static final LongGenerator INSTANCE
            = new LongGenerator();

    @Override
    public Long resolve(Class value, RId id, String idFieldName, RedissonClient redisson) {
        return redisson.getAtomicLong(this.getClass().getCanonicalName()
                + "{" + value.getCanonicalName() + "}:" + idFieldName)
                .incrementAndGet();
    }

}