content: /*
   * 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
   * limitations under the License.
   */
  
  package mf.org.apache.xerces.impl.dtd.models;
  
  import mf.org.apache.xerces.xni.QName;
  
  /**
   * @version $Id: ContentModelValidator.java 446752 2006-09-15 21:55:19Z mrglavas $
   * @xerces.internal
   */
  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.
       */
      int validate(QName[] children, int offset, int length);
  
  } // interface ContentModelValidator
  