spring-data-redis IndexDefinitionProvider 源码
spring-data-redis IndexDefinitionProvider 代码
文件路径：/src/main/java/org/springframework/data/redis/core/index/IndexDefinitionProvider.java
/*
* Copyright 2016-2022 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.index;
import java.io.Serializable;
import java.util.Set;
/**
* {@link IndexDefinitionProvider} give access to {@link IndexDefinition}s for creating secondary index structures.
*
* @author Christoph Strobl
* @since 1.7
*/
public interface IndexDefinitionProvider {
/**
* Checks if an index is defined for a given {@code keyspace}.
*
* @param keyspace the keyspace to get
* @return never {@literal null}
*/
boolean hasIndexFor(Serializable keyspace);
/**
* Checks if an index is defined for a given {@code keyspace} and property {@code path}.
*
* @param keyspace
* @param path
* @return true if index is defined.
*/
boolean hasIndexFor(Serializable keyspace, String path);
/**
* Get the list of {@link IndexDefinition} for a given {@code keyspace}.
*
* @param keyspace
* @return never {@literal null}.
*/
Set<IndexDefinition> getIndexDefinitionsFor(Serializable keyspace);
/**
* Get the list of {@link IndexDefinition} for a given {@code keyspace} and property {@code path}.
*
* @param keyspace
* @param path
* @return never {@literal null}.
*/
Set<IndexDefinition> getIndexDefinitionsFor(Serializable keyspace, String path);
}
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