v1/src/typestore/org/apache/xmlbeans/impl/values/TypeStoreVisitor.java

/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 2003 The Apache Software Foundation.  All rights 
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer. 
*
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in
*    the documentation and/or other materials provided with the
*    distribution.
*
* 3. The end-user documentation included with the redistribution,
*    if any, must include the following acknowledgment:  
*       "This product includes software developed by the
*        Apache Software Foundation (http://www.apache.org/)."
*    Alternately, this acknowledgment may appear in the software itself,
*    if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Apache" and "Apache Software Foundation" must 
*    not be used to endorse or promote products derived from this
*    software without prior written permission. For written 
*    permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache 
*    XMLBeans", nor may "Apache" appear in their name, without prior 
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*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 2000-2003 BEA Systems 
* Inc., <http://www.bea.com/>. For more information on the Apache Software
* Foundation, please see <http://www.apache.org/>.
*/

package org.apache.xmlbeans.impl.values;

import javax.xml.namespace.QName;
import org.apache.xmlbeans.SchemaField;

/**
 * This interface is used by the TypeStore to visit every element in order
 * to compute nillable flags and default values.
 */
public interface TypeStoreVisitor
{
    /**
     * When using a visitor, you must call "visit" on every qname of
     * every element in order up to the one you're interested in.
     *
     * If you're using it for validation, call visit(null) at the end
     * of the sequence of children. If you're not validating, you can
     * just walk away once you get the info you need.
     */
    boolean visit(QName eltName);

    /**
     * Returns the elementflags for this element.
     */
    int get_elementflags();

    /**
     * Returns the default text for this element.
     */
    String get_default_text();

    /**
     * Returns the schema field for this field.
     */
    SchemaField get_schema_field();
}