spring-data-redis HashMapperProvider 源码
spring-data-redis HashMapperProvider 代码
文件路径：/src/main/java/org/springframework/data/redis/core/HashMapperProvider.java
/*
* Copyright 2018-2022 the original author or authors.
*
* 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
*
* https://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.springframework.data.redis.core;
import org.springframework.data.redis.hash.HashMapper;
/**
* Function that returns a {@link HashMapper} for a given {@link Class type}.
* <p>
* Implementors of this interface can return a generic or a specific {@link HashMapper} implementation, depending on the
* serialization strategy for the requested {@link Class target type}.
*
* @param <HK>
* @param <HV>
* @author Mark Paluch
* @since 2.2
*/
@FunctionalInterface
public interface HashMapperProvider<HK, HV> {
/**
* Get the {@link HashMapper} for a specific type.
*
* @param targetType must not be {@literal null}.
* @param <V> the value target type.
* @return the {@link HashMapper} suitable for a given type;
*/
<V> HashMapper<V, HK, HV> getHashMapper(Class<V> targetType);
}
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