All Downloads are FREE. Search and download functionalities are using the official Maven repository.

io.github.smart.cloud.starter.redis.adapter.IRedisAdapter Maven / Gradle / Ivy

/*
 * Copyright © 2019 collin ([email protected])
 *
 * 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 io.github.smart.cloud.starter.redis.adapter;

import com.fasterxml.jackson.core.type.TypeReference;

import java.util.Collection;

/**
 * redis防腐层
 *
 * @author collin
 * @date 2021-12-15
 */
public interface IRedisAdapter {

    /**
     * 设置k-v对
     *
     * @param key
     * @param value
     * @param expireMillis 有效期(毫秒),为null表示不设置有效期
     */
    void setString(String key, String value, Long expireMillis);

    /**
     * 根据key获取value
     *
     * @param key
     * @return
     */
    String getString(String key);

    /**
     * 设置key有效期
     *
     * @param key
     * @param expireMillis 有效期(毫秒)
     */
    void expire(String key, Long expireMillis);

    /**
     * 删除k-v对
     *
     * @param key
     * @return {@code true}表示成功;{@code false}表示失败。删除一个不存在的key,将返回{@code false}!!!
     */
    Boolean delete(String key);

    /**
     * 批量删除k-v对
     *
     * @param keys
     * @return {@code true}表示成功;{@code false}表示失败。删除一个不存在的key,将返回{@code false}!!!
     */
    Boolean delete(Collection keys);

    /**
     * 异步删除k-v对
     *
     * @param key
     * @return {@code true}表示成功;{@code false}表示失败。删除一个不存在的key,将返回{@code false}!!!
     */
    Boolean unlink(String key);

    /**
     * 异步批量删除k-v对
     *
     * @param keys
     * @return {@code true}表示成功;{@code false}表示失败。删除一个不存在的key,将返回{@code false}!!!
     */
    Boolean unlink(Collection keys);

    /**
     * 设置k-v对
     *
     * @param key
     * @param value        对象
     * @param expireMillis 有效期(毫秒),为null表示不设置有效期
     */
    void setObject(String key, Object value, Long expireMillis);

    /**
     * 根据key获取Object
     *
     * @param key
     * @param t
     * @param  返回对象类型
     * @return
     */
     T getObject(String key, TypeReference t);

    /**
     * 不存在则设置;存在则不设置
     *
     * @param key
     * @param value
     * @param expireMillis 有效期(毫秒)
     * @return {@code true}表示成功;{@code false}表示失败
     */
    boolean setNx(String key, String value, long expireMillis);
}




© 2015 - 2025 Weber Informatics LLC | Privacy Policy