juneau-rest/juneau-rest-server/src/main/java/org/apache/juneau/rest/util/AnnotationUtils.java

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// * distributed with this work for additional information regarding copyright ownership.  The ASF licenses this file        *
// * to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance            *
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// *  http://www.apache.org/licenses/LICENSE-2.0                                                                             *
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package org.apache.juneau.rest.util;

import org.apache.juneau.rest.annotation.*;

/**
 * Various reusable utility methods when working with annotations.
 */
public class AnnotationUtils extends org.apache.juneau.http.annotation.AnnotationUtils {

	/**
	 * Returns <jk>true</jk> if the specified annotation contains all default values.
	 *
	 * @param a The annotation to check.
	 * @return <jk>true</jk> if the specified annotation contains all default values.
	 */
	public static boolean empty(ResourceSwagger a) {
		if (a == null)
			return true;
		return
			allEmpty(a.version())
			&& allEmpty(a.title(), a.description(), a.value())
			&& empty(a.contact())
			&& empty(a.license())
			&& empty(a.externalDocs())
			&& a.tags().length == 0;
	}
}