com.mongodb.lang.NonNullApi Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of mongodb-driver-core Show documentation

The Java operations layer for the MongoDB Java Driver. Third parties can wrap this layer to provide custom higher-level APIs

There is a newer version: 5.3.0-beta0

Show newest version

/*
 * Copyright 2008-present MongoDB, Inc.
 *
 * 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 com.mongodb.lang;

import javax.annotation.Nonnull;
import javax.annotation.meta.TypeQualifierDefault;
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;

/**
 * A common annotation to declare that parameters and return values are to be considered as non-nullable by default for a given package.
 *
 * Leverages JSR-305 meta-annotations to indicate nullability in Java to common tools with JSR-305 support and used by Kotlin to infer
 * nullability of Spring API.
 *
 * Should be used at package level in association with {@link Nullable} annotations at parameter and return value level.
 *
 * @since 3.7
 * @see Nullable
 * @see NonNull
 */
@Target(ElementType.PACKAGE)
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Nonnull
@TypeQualifierDefault({ElementType.METHOD, ElementType.PARAMETER})
public @interface NonNullApi {
}