src/share/jaxws_classes/com/sun/xml/internal/rngom/ast/builder/GrammarSection.java

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 * Copyright (C) 2004-2011
 *
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package com.sun.xml.internal.rngom.ast.builder;

import com.sun.xml.internal.rngom.ast.om.Location;
import com.sun.xml.internal.rngom.ast.om.ParsedElementAnnotation;
import com.sun.xml.internal.rngom.ast.om.ParsedPattern;

/**
 * The container that can have <define> elements.
 * <p>
 * {@link Div}, {@link Grammar}, {@link Include}, or {@link IncludedGrammar}.
 */
public interface GrammarSection<
    P extends ParsedPattern,
    E extends ParsedElementAnnotation,
    L extends Location,
    A extends Annotations<E,L,CL>,
    CL extends CommentList<L>> {

    static final class Combine {
        private final String name;
        private Combine(String name) {
            this.name = name;
        }
        final public String toString() {
            return name;
        }
    }

    static final Combine COMBINE_CHOICE = new Combine("choice");
    static final Combine COMBINE_INTERLEAVE = new Combine("interleave");

    // using \u0000 guarantees that the name will be never used as
    // a user-defined pattern name.
    static final String START = "\u0000#start\u0000";

    /**
     * Called when a pattern is defined.
     *
     * @param name
     *      Name of the pattern. For the definition by a &lt;start/> element,
     *      this parameter is the same as {@link #START}.
     *      to test if it's a named pattern definition or the start pattern definition.
     * @param combine
     *      null or {@link #COMBINE_CHOICE} or {@link #COMBINE_INTERLEAVE} depending
     *      on the value of the combine attribute.
     * @param pattern
     *      The pattern to be defined.
     */
    void define( String name, Combine combine, P pattern, L loc, A anno) throws BuildException;

    /**
     * Called when an annotation is found.
     */
    void topLevelAnnotation(E ea) throws BuildException;

    /**
     * Called when a comment is found.
     */
    void topLevelComment(CL comments) throws BuildException;

    /**
     * Called when &lt;div> is found.
     *
     * @return
     *      the returned {@link Div} object will receive callbacks for structures
     *      inside the &lt;div> element.
     */
    Div<P,E,L,A,CL> makeDiv();

    /**
     * Returns null if already in an include.
     */
    Include<P,E,L,A,CL> makeInclude();
}