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/**
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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*
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* Copyright 2013-2013 Oracle and/or its affiliates. All rights reserved.
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*
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* Oracle and Java are registered trademarks of Oracle and/or its affiliates.
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* Other names may be trademarks of their respective owners.
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*
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* The contents of this file are subject to the terms of either the GNU
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* General Public License Version 2 only ("GPL") or the Common
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* Development and Distribution License("CDDL") (collectively, the
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* "License"). You may not use this file except in compliance with the
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* License. You can obtain a copy of the License at
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* http://www.netbeans.org/cddl-gplv2.html
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* or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the
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* specific language governing permissions and limitations under the
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* License. When distributing the software, include this License Header
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* Notice in each file and include the License file at
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* nbbuild/licenses/CDDL-GPL-2-CP. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the GPL Version 2 section of the License file that
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* accompanied this code. If applicable, add the following below the
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* License Header, with the fields enclosed by brackets [] replaced by
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* your own identifying information:
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* "Portions Copyrighted [year] [name of copyright owner]"
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*
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* Contributor(s):
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*
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* The Original Software is NetBeans. The Initial Developer of the Original
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* Software is Oracle. Portions Copyright 2013-2013 Oracle. All Rights Reserved.
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*
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* If you wish your version of this file to be governed by only the CDDL
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* or only the GPL Version 2, indicate your decision by adding
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* "[Contributor] elects to include this software in this distribution
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* under the [CDDL or GPL Version 2] license." If you do not indicate a
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* single choice of license, a recipient has the option to distribute
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* your version of this file under either the CDDL, the GPL Version 2 or
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* to extend the choice of license to its licensees as provided above.
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* However, if you add GPL Version 2 code and therefore, elected the GPL
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* Version 2 license, then the option applies only if the new code is
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* made subject to such option by the copyright holder.
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*/
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package net.java.html.json;
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import java.lang.annotation.ElementType;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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import java.lang.annotation.Target;
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/** Can be used in classes annotated with {@link Model} annotation to
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* define a derived property. Value of derived property is based on values
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* of {@link Property} as enumerated by {@link Model#properties()}.
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* <p>
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* The name of the derived property is the name of the method. The arguments
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* of the method must match names and types of some of the properties
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* from {@link Model#properties()} list. As soon as one of these properties
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* changes, the method is called to recompute its new value.
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* <p>
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* Method's return type defines the type of the derived property. It may be
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* any primitive type, {@link String}, {@link Enum enum type} or a
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* type generated by {@link Model @Model} annotation. One may
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* also return an array by returning a list of such (boxed) type
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* (for example {@link java.util.List List}<{@link String}> or {@link java.util.List List}<{@link Integer}>).
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*
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* @author Jaroslav Tulach <jtulach@netbeans.org>
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*/
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@Retention(RetentionPolicy.SOURCE)
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@Target(ElementType.METHOD)
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public @interface ComputedProperty {
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}
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