/******************************************************************************
* Copyright (c) 2016 Oracle
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Konstantin Komissarchik - initial implementation and ongoing maintenance
******************************************************************************/
package org.eclipse.sapphire;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* Specifies the version compatibility target to be referenced by @Since and @VersionCompatibility annotations.
*
* <p>When looking for the version compatibility target, the framework will first check the property, then the containing
* element, then the parent property and the parent element, etc. The search continues until version compatibility target
* is found or the model root is reached.</p>
*
* <p>This annotation supports Sapphire Expression Language.</p>
*
* <p><b>Applicability:</b> Properties, Elements</p>
* <p><b>Service:</b> ContextVersionService</p>
*
* @author <a href="mailto:konstantin.komissarchik@oracle.com">Konstantin Komissarchik</a>
*/
@Retention( RetentionPolicy.RUNTIME )
@Target( { ElementType.FIELD, ElementType.TYPE } )
public @interface VersionCompatibilityTarget
{
String version();
String versioned();
}