/*

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

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 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

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package jdk.jfr.api.metadata.annotations;

import java.lang.annotation.ElementType;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.lang.annotation.Target;

import jdk.jfr.AnnotationElement;

import jdk.jfr.ContentType;

import jdk.jfr.Event;

import jdk.jfr.EventType;

import jdk.jfr.MetadataDefinition;

import jdk.jfr.Timespan;

import jdk.test.lib.Asserts;

import jdk.test.lib.jfr.Events;

/*

 * @test

 * @key jfr

 * @library /test/lib

 * @run main/othervm jdk.jfr.api.metadata.annotations.TestContentType

 */

public class TestContentType {

    @ContentType

    @MetadataDefinition

    @Target({ ElementType.FIELD })

    @Retention(RetentionPolicy.RUNTIME)

    @interface Temperature {

    }

    static class SunnyDay extends Event {

        String day;

        @Temperature

        float max;

        @Timespan

        float hours;

    }

    public static void main(String[] args) throws Exception {

        EventType t = EventType.getEventType(SunnyDay.class);

        AnnotationElement aMax = Events.getAnnotation(t.getField("max"), Temperature.class);

        ContentType cMax = aMax.getAnnotation(ContentType.class);

        if (cMax == null) {

            throw new Exception("Expected Temperature annotation for field 'max' to have meta annotation ContentType");

        }

        AnnotationElement aHours = Events.getAnnotation(t.getField("hours"), Timespan.class);

        ContentType cHours = aHours.getAnnotation(ContentType.class);

        Asserts.assertTrue(cHours != null, "Expected Timespan annotation for field 'hours' to have meta annotation ContentType");

    }

}