/* * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. *//* * $Id: XMLStructure.java,v 1.3 2005/05/10 15:47:42 mullan Exp $ */package javax.xml.crypto; /** * A representation of an XML structure from any namespace. The purpose of * this interface is to group (and provide type safety for) all * representations of XML structures. * * @author Sean Mullan * @author JSR 105 Expert Group * @since 1.6 */public interface XMLStructure {     /**     * Indicates whether a specified feature is supported.     *     * @param feature the feature name (as an absolute URI)     * @return <code>true</code> if the specified feature is supported,     *    <code>false</code> otherwise     * @throws NullPointerException if <code>feature</code> is <code>null</code>     */    boolean isFeatureSupported(String feature);}