/*

 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.

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

 *

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

 * under the terms of the GNU General Public License version 2 only, as

 * 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,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package jdk.jfr;

import java.lang.annotation.ElementType;

import java.lang.annotation.Retention;

import java.lang.annotation.RetentionPolicy;

import java.lang.annotation.Target;

/**

 * Event field annotation to use on fractions, typically between {@code 0.0}

 * and {@code 1.0}, to specify that the value is a percentage.

 * <p>

 * For example, a field with the value {@code 0.5} annotated by this annotation,

 * should be interpreted as {@code 50%} and rendered in a graphical user

 * interface with a percentage sign to avoid confusion with {@code 0.005%}.

 *

 * @since 9

 */

@MetadataDefinition

@ContentType

@Label("Percentage")

@Description("Percentage, represented as a number between 0 and 1")

@Retention(RetentionPolicy.RUNTIME)

@Target({ ElementType.FIELD, ElementType.TYPE, ElementType.METHOD})

public @interface Percentage {

}