/*
 * Copyright 2003-2005 The Apache Software Foundation.
 * 
 * Licensed 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.xinclude;

import java.io.IOException;

import org.apache.xerces.util.XML11Char;
import org.apache.xerces.xni.parser.XMLInputSource;

/**
 * This class is used for reading resources requested in <include> elements in
 * XML 1.1 entities, when the parse attribute of the <include> element is "text".
 * Using this class will open the location, detect the encoding, and discard the 
 * byte order mark, if applicable.
 * 
 * @author Michael Glavassevich, IBM
 *
 * @version $Id: XInclude11TextReader.java 320201 2005-01-11 13:40:29Z mrglavas $
 *
 * @see XIncludeHandler
 */
public class XInclude11TextReader
    extends XIncludeTextReader {

    /**
     * Construct the XIncludeReader using the XMLInputSource and XIncludeHandler.
     *
     * @param source The XMLInputSource to use.
     * @param handler The XIncludeHandler to use.
     * @param bufferSize The size of this text reader's buffer.
     */
    public XInclude11TextReader(XMLInputSource source, XIncludeHandler handler, int bufferSize)
        throws IOException {
        super(source, handler, bufferSize);
    }
    
    /**
     * Returns true if the specified character is a valid XML character
     * as per the rules of XML 1.1.
     *
     * @param ch The character to check.
     */
    protected boolean isValid(int ch) {
        return XML11Char.isXML11Valid(ch);
    }
}