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Xerces2 is the next generation of high performance, fully compliant XML parsers in the Apache Xerces family. This new version of Xerces introduces the Xerces Native Interface (XNI), a complete framework for building parser components and configurations that is extremely modular and easy to program.

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/*
 * 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 org.apache.xerces.xs;

import org.w3c.dom.DOMConfiguration;
import org.w3c.dom.ls.LSInput;

/**
 * An interface that provides a method to load XML Schema documents. This 
 * interface uses the DOM Level 3 Core and Load and Save interfaces.
 */
public interface XSLoader {
    /**
     *  The configuration of a document. It maintains a table of recognized 
     * parameters. Using the configuration, it is possible to change the 
     * behavior of the load methods. The configuration may support the 
     * setting of and the retrieval of the following non-boolean parameters 
     * defined on the DOMConfiguration interface: 
     * error-handler (DOMErrorHandler) and 
     * resource-resolver (LSResourceResolver). 
     * 
 The following list of boolean parameters is defined: 
     * 
     * 
     * "validate"
     * 
     * 
     * true
     * [required] (default) Validate an XML 
     * Schema during loading. If validation errors are found, the error 
     * handler is notified. 
     * false
     * [optional] Do not 
     * report errors during the loading of an XML Schema document. 
     * 
     * 
     */
    public DOMConfiguration getConfig();

    /**
     * Parses the content of XML Schema documents specified as the list of URI 
     * references. If the URI contains a fragment identifier, the behavior 
     * is not defined by this specification. 
     * @param uriList The list of URI locations.
     * @return An XSModel representing the schema documents.
     */
    public XSModel loadURIList(StringList uriList);

    /**
     *  Parses the content of XML Schema documents specified as a list of 
     * LSInputs. 
     * @param is  The list of LSInputs from which the XML 
     *   Schema documents are to be read. 
     * @return An XSModel representing the schema documents.
     */
    public XSModel loadInputList(LSInputList is);

    /**
     * Parse an XML Schema document from a location identified by a URI 
     * reference. If the URI contains a fragment identifier, the behavior is 
     * not defined by this specification. 
     * @param uri The location of the XML Schema document to be read.
     * @return An XSModel representing this schema.
     */
    public XSModel loadURI(String uri);

    /**
     *  Parse an XML Schema document from a resource identified by a 
     * LSInput . 
     * @param is  The LSInput from which the source 
     *   document is to be read. 
     * @return An XSModel representing this schema.
     */
    public XSModel load(LSInput is);

}