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Java > Open Source Codes > org > netbeans > tax > decl > parser > ContentSpecParser


1 /*
2  * The contents of this file are subject to the terms of the Common Development
3  * and Distribution License (the License). You may not use this file except in
4  * compliance with the License.
5  *
6  * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7  * or http://www.netbeans.org/cddl.txt.
8  *
9  * When distributing Covered Code, include this CDDL Header Notice in each file
10  * and include the License file at http://www.netbeans.org/cddl.txt.
11  * If applicable, add the following below the CDDL Header, with the fields
12  * enclosed by brackets [] replaced by your own identifying information:
13  * "Portions Copyrighted [year] [name of copyright owner]"
14  *
15  * The Original Software is NetBeans. The Initial Developer of the Original
16  * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17  * Microsystems, Inc. All Rights Reserved.
18  */
19 package org.netbeans.tax.decl.parser;
20
21 import org.netbeans.tax.TreeElementDecl;
22 import org.netbeans.tax.decl.*;
23
24 /** Root parser */
25 public class ContentSpecParser extends MultiplicityParser implements ModelParser {
26
27     /**
28      */
29     public TreeElementDecl.ContentType parseModel (ParserReader model) {
30         ParserReader s = model.trim ();
31         if (s.startsWith ("EMPTY")) { // NOI18N
32 return new EMPTYType ();
33         } else if (s.startsWith ("ANY")) { // NOI18N
34 return new ANYType ();
35         } else if (s.startsWith ("(")) { // NOI18N
36 if (s.trim ().startsWith ("#PCDATA")) { // NOI18N
37 return new MixedParser ().parseModel (s);
38             } else {
39                 return new ChildrenParser ().parseModel (s);
40             }
41         } else {
42             //grammar does not allow it!!!
43 //let others skip it
44 return null;
45         }
46     }
47     
48 }
49
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