/*
* Copyright 2015 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
*
* 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.springframework.data.redis.core;
import java.lang.annotation.Documented;
import java.lang.annotation.ElementType;
import java.lang.annotation.Inherited;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.core.annotation.AliasFor;
import org.springframework.data.annotation.Persistent;
import org.springframework.data.keyvalue.annotation.KeySpace;
/**
* {@link RedisHash} marks Objects as aggregate roots to be stored in a Redis hash.
*
* @author Christoph Strobl
* @since 1.7
*/
@Persistent
@Documented
@Inherited
@Retention(RetentionPolicy.RUNTIME)
@Target(value = { ElementType.TYPE })
@KeySpace
public @interface RedisHash {
/**
* The prefix to distinguish between domain types.
*
* @return
* @see KeySpace
*/
@AliasFor(annotation = KeySpace.class, attribute = "value")
String value() default "";
/**
* Time before expire in seconds. Superseded by {@link TimeToLive}.
*
* @return positive number when expiration should be applied.
*/
long timeToLive() default -1L;
}