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HandlesTypes.java
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HandlesTypes.java
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/*
* Copyright (c) 2017, 2020 Oracle and/or its affiliates and others.
* All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package jakarta.servlet.annotation;
import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;
/**
* This annotation is used to declare the class types that a {@link jakarta.servlet.ServletContainerInitializer
* ServletContainerInitializer} can handle.
*
* @see jakarta.servlet.ServletContainerInitializer
*
* @since Servlet 3.0
*/
@Target({ ElementType.TYPE })
@Retention(RetentionPolicy.RUNTIME)
public @interface HandlesTypes {
/**
* The classes in which a {@link jakarta.servlet.ServletContainerInitializer ServletContainerInitializer} has expressed
* interest.
*
* <p>
* If an implementation of <tt>ServletContainerInitializer</tt> specifies this annotation, the Servlet container must
* pass the <tt>Set</tt> of application classes that extend, implement, or have been annotated with the class types
* listed by this annotation to the {@link jakarta.servlet.ServletContainerInitializer#onStartup} method of the
* ServletContainerInitializer (if no matching classes are found, <tt>null</tt> must be passed instead)
*
* @return the classes in which {@link jakarta.servlet.ServletContainerInitializer ServletContainerInitializer} has
* expressed interest
*/
Class<?>[] value();
}