1 /******************************************************************************* 2 * Copyright (c) 2016 vogella GmbH and others. 3 * 4 * This program and the accompanying materials 5 * are made available under the terms of the Eclipse Public License 2.0 6 * which accompanies this distribution, and is available at 7 * https://www.eclipse.org/legal/epl-2.0/ 8 * 9 * SPDX-License-Identifier: EPL-2.0 10 * 11 * Contributors: 12 * Simon Scholz <simon.scholz@vogella.com> - initial API and implementation 13 *******************************************************************************/ 14 package org.eclipse.e4.core.di.annotations; 15 16 import static java.lang.annotation.ElementType.METHOD; 17 import static java.lang.annotation.RetentionPolicy.RUNTIME; 18 19 import java.lang.annotation.Documented; 20 import java.lang.annotation.Retention; 21 import java.lang.annotation.Target; 22 23 /** 24 * Use this annotation to tag methods that determine if MUIElements (e.g., 25 * MMenu, MToolbar and it's items etc.) should be visible or not. The tagged 26 * method must return Boolean value. 27 * <p> 28 * This annotation must not be applied to more than one method per class. If 29 * several class methods are tagged with this annotation, only one of them will 30 * be called. 31 * </p> 32 * 33 * @since 1.6 34 */ 35 @Documented 36 @Target(METHOD) 37 @Retention(RUNTIME) 38 public @interface Evaluate { 39 // intentionally left empty 40 } 41