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/*
 * Copyright (c) 2013, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     Blaise Doughan - 2.6 - initial implementation
package org.eclipse.persistence.internal.oxm;

import java.io.IOException;
import java.io.Writer;

/**
 * 
 * Provide an interface to allow for custom character escaping behaviour.
 * 
 */
public interface CharacterEscapeHandler {

    /**
     * 
     * Perform character escaping and write the result to the output.
     * 
     *
     * 
     * Note: This feature is not supported when marshalling to the following targets:
     * 

     *  javax.xml.stream.XMLStreamWriter
     *  javax.xml.stream.XMLEventWriter
     *  org.xml.sax.ContentHandler
     *  org.w3c.dom.Node
     * 
     * 
     *
     * @param buffer Array of characters to be escaped
     * @param start The starting position
     * @param length The number of characters being escaped
     * @param isAttributeValue A value of 'true' indicates this is an attribute value
     * @param out The resulting escaped characters will be written to this Writer
     * @throws IOException In an error condition, IOException can be thrown to stop the marshalling process
     */
    public void escape(char[] buffer, int start, int length, boolean isAttributeValue, Writer out) throws IOException;

}