org.springframework.data.cassandra.core.mapping.PrimaryKeyColumn Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of spring-data-cassandra Show documentation
Show all versions of spring-data-cassandra Show documentation
Cassandra support for Spring Data
/*
* Copyright 2013-2020 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.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
import org.springframework.core.annotation.AliasFor;
import org.springframework.data.cassandra.core.cql.Ordering;
import org.springframework.data.cassandra.core.cql.PrimaryKeyType;
/**
* Identifies the annotated field of a composite primary key class as a primary key field that is either a partition or
* cluster key field. Annotated properties must be either reside in a {@link PrimaryKeyClass} to be part of the
* composite key or annotated with {@link org.springframework.data.annotation.Id} to identify a single property as
* primary key column.
*
* @author Matthew T. Adams
* @author Mark Paluch
* @see org.springframework.data.annotation.Id
* @see PrimaryKey
* @see PrimaryKeyClass
*/
@Documented
@Retention(value = RetentionPolicy.RUNTIME)
@Target(value = { ElementType.ANNOTATION_TYPE, ElementType.FIELD, ElementType.METHOD })
public @interface PrimaryKeyColumn {
/**
* The name of the column in the table.
*/
@AliasFor(attribute = "name")
String value() default "";
/**
* The name of the column in the table.
*/
@AliasFor(attribute = "value")
String name() default "";
/**
* The order of this column relative to other primary key columns.
*/
int ordinal() default Integer.MIN_VALUE;
/**
* The type of this key column. Default is {@link PrimaryKeyType#CLUSTERED}.
*/
PrimaryKeyType type() default PrimaryKeyType.CLUSTERED;
/**
* The cluster ordering of this column if {@link #type()} is {@link PrimaryKeyType#CLUSTERED}, otherwise ignored.
* Default is {@link Ordering#ASCENDING}.
*/
Ordering ordering() default Ordering.ASCENDING;
/**
* Whether to cause the column name to be force-quoted.
*
* @deprecated since 3.0. The column name gets converted into {@link com.datastax.oss.driver.api.core.CqlIdentifier}
* hence it no longer requires an indication whether the name should be quoted.
* @see com.datastax.oss.driver.api.core.CqlIdentifier#fromInternal(String)
*/
@Deprecated
boolean forceQuote() default false;
}