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package edu.umd.cs.findbugs.annotations;
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you 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.
*/

import javax.annotation.Nonnull;
import javax.annotation.meta.TypeQualifierNickname;
import java.lang.annotation.Documented;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;

import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.LOCAL_VARIABLE;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.PARAMETER;
import static java.lang.annotation.RetentionPolicy.CLASS;
import static javax.annotation.meta.When.ALWAYS;

/**
 * The annotated element must not be null. Annotated Fields must only not be null after construction has completed.
 * Annotated methods must have non-null return values.
 */
@Documented
@Target(value = {FIELD, METHOD, PARAMETER, LOCAL_VARIABLE})
@Retention(value = CLASS)
@Nonnull(when = ALWAYS)
@TypeQualifierNickname
public @interface NonNull {
}