/*

 * reserved comment block

 * DO NOT REMOVE OR ALTER!

 */

/*

 * Licensed to the Apache Software Foundation (ASF) under one or more

 * contributor license agreements.  See the NOTICE file 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 with

 * the License.  You may obtain a copy of the License at

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

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package com.sun.org.apache.xerces.internal.impl.dtd.models;

import com.sun.org.apache.xerces.internal.xni.QName;

/**

 */

public interface ContentModelValidator {

    //

    // Methods

    //

    /**

     * validate

     *

     * @param children

     * @param offset

     * @param length

     *

     * @return The value -1 if fully valid, else the 0 based index of the child

     *         that first failed. If the value returned is equal to the number

     *         of children, then the specified children are valid but additional

     *         content is required to reach a valid ending state.

     */

    public int validate(QName[] children, int offset, int length);

} // interface ContentModelValidator