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XML Schema Object Model (XSOM) is a Java library that allows applications to easily parse XML Schema documents and inspect information in them. It is expected to be useful for applications that need to take XML Schema as an input.

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/*
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.xsom;

/*-
 * #%L
 * XSOM
 * %%
 * Copyright (C) 2019 - 2020 Entur
 * %%
 * Licensed under the EUPL, Version 1.1 or – as soon they will be
 * approved by the European Commission - subsequent versions of the
 * EUPL (the "Licence");
 * 
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * 
 * http://ec.europa.eu/idabc/eupl5
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 * #L%
 */

/**
 * Model group.
 * 
 * @author
 *  Kohsuke Kawaguchi ([email protected])
 */
public interface XSModelGroup extends XSComponent, XSTerm, Iterable
{
    /**
     * Type-safe enumeration for kind of model groups.
     * Constants are defined in the {@link XSModelGroup} interface.
     */
    public static enum Compositor {
        ALL("all"),CHOICE("choice"),SEQUENCE("sequence");

        private Compositor(String _value) {
            this.value = _value;
        }

        private final String value;
        /**
         * Returns the human-readable compositor name.
         * 
         * @return
         *      Either "all", "sequence", or "choice".
         */
        public String toString() {
            return value;
        }
    }
    /**
     * A constant that represents "all" compositor.
     */
    static final Compositor ALL = Compositor.ALL;
    /**
     * A constant that represents "sequence" compositor.
     */
    static final Compositor SEQUENCE = Compositor.SEQUENCE;
    /**
     * A constant that represents "choice" compositor.
     */
    static final Compositor CHOICE = Compositor.CHOICE;

    Compositor getCompositor();

    /**
     * Gets i-ith child.
     */
    XSParticle getChild(int idx);
    /**
     * Gets the number of children.
     */
    int getSize();

    /**
     * Gets all the children in one array.
     */
    XSParticle[] getChildren();
}