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 * Copyright (c) 2000, 2005, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
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 *
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package javax.xml.transform.sax;

import javax.xml.transform.*;

import org.xml.sax.ContentHandler;

/**
 * A SAX ContentHandler that may be used to process SAX
 * parse events (parsing transformation instructions) into a Templates object.
 *
 * <p>Note that TemplatesHandler does not need to implement LexicalHandler.</p>
 */
public interface TemplatesHandler extends ContentHandler {

    /**
     * When a TemplatesHandler object is used as a ContentHandler
     * for the parsing of transformation instructions, it creates a Templates object,
     * which the caller can get once the SAX events have been completed.
     *
     * @return The Templates object that was created during
     * the SAX event process, or null if no Templates object has
     * been created.
     *
     */
    public Templates getTemplates();

    /**
     * Set the base ID (URI or system ID) for the Templates object
     * created by this builder.  This must be set in order to
     * resolve relative URIs in the stylesheet.  This must be
     * called before the startDocument event.
     *
     * @param systemID Base URI for this stylesheet.
     */
    public void setSystemId(String systemID);

    /**
     * Get the base ID (URI or system ID) from where relative
     * URLs will be resolved.
     * @return The systemID that was set with {@link #setSystemId}.
     */
    public String getSystemId();
}