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package com.signalfx.shaded.checkerframework.checker.optional.qual;

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 com.signalfx.shaded.checkerframework.framework.qual.DefaultQualifierInHierarchy;
import com.signalfx.shaded.checkerframework.framework.qual.SubtypeOf;

/**
 * The {@link java.util.Optional Optional} container may or may not contain a value.
 *
 * @checker_framework.manual #optional-checker Optional Checker
 */
@Documented
@Retention(RetentionPolicy.RUNTIME)
@Target({ElementType.TYPE_USE, ElementType.TYPE_PARAMETER})
@SubtypeOf({})
@DefaultQualifierInHierarchy
public @interface MaybePresent {}