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Cassandra support for Spring Data
/*
* 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.cassandra.core.mapping;
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;
/**
* Annotation to define an ordinal element index within a tuple. Ordinals map to fields or property accessors within a
* domain class. Element indexes within a tuple must be unique and consecutive beginning with the first index at
* {@literal 0}.
*
* @author Mark Paluch
* @since 2.1
* @see Tuple
*/
@Documented
@Inherited
@Retention(RetentionPolicy.RUNTIME)
@Target({ ElementType.FIELD, ElementType.METHOD, ElementType.PARAMETER })
public @interface Element {
/**
* @return ordinal index within a tuple. First index is {@literal 0}, must be greater or equal to zero.
*/
int value();
}