1/*
2 * Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25/*
26 * Copyright (C) 2004-2011
27 *
28 * Permission is hereby granted, free of charge, to any person obtaining a copy
29 * of this software and associated documentation files (the "Software"), to deal
30 * in the Software without restriction, including without limitation the rights
31 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
32 * copies of the Software, and to permit persons to whom the Software is
33 * furnished to do so, subject to the following conditions:
34 *
35 * The above copyright notice and this permission notice shall be included in
36 * all copies or substantial portions of the Software.
37 *
38 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
39 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
40 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
41 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
42 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
43 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
44 * THE SOFTWARE.
45 */
46package com.sun.xml.internal.rngom.digested;
47
48import com.sun.xml.internal.rngom.ast.builder.Annotations;
49import com.sun.xml.internal.rngom.ast.builder.BuildException;
50import com.sun.xml.internal.rngom.ast.builder.Include;
51import com.sun.xml.internal.rngom.ast.builder.IncludedGrammar;
52import com.sun.xml.internal.rngom.ast.builder.Scope;
53import com.sun.xml.internal.rngom.ast.om.Location;
54import com.sun.xml.internal.rngom.ast.om.ParsedPattern;
55import com.sun.xml.internal.rngom.parse.IllegalSchemaException;
56import com.sun.xml.internal.rngom.parse.Parseable;
57
58import java.util.HashSet;
59import java.util.Set;
60
61/**
62 * @author Kohsuke Kawaguchi (kk@kohsuke.org)
63 */
64final class IncludeImpl extends GrammarBuilderImpl implements Include {
65
66    private Set overridenPatterns = new HashSet();
67    private boolean startOverriden = false;
68
69    public IncludeImpl(DGrammarPattern p, Scope parent, DSchemaBuilderImpl sb) {
70        super(p, parent, sb);
71    }
72
73    @Override
74    public void define(String name, Combine combine, ParsedPattern pattern, Location loc, Annotations anno) throws BuildException {
75        super.define(name, combine, pattern, loc, anno);
76        if(name==START)
77            startOverriden = true;
78        else
79            overridenPatterns.add(name);
80    }
81
82    public void endInclude(Parseable current, String uri, String ns, Location loc, Annotations anno) throws BuildException, IllegalSchemaException {
83        current.parseInclude(uri,sb,new IncludedGrammarImpl(grammar,parent,sb),ns);
84    }
85
86    private class IncludedGrammarImpl extends GrammarBuilderImpl implements IncludedGrammar {
87        public IncludedGrammarImpl(DGrammarPattern p, Scope parent, DSchemaBuilderImpl sb) {
88            super(p, parent, sb);
89        }
90
91        @Override
92        public void define(String name, Combine combine, ParsedPattern pattern, Location loc, Annotations anno) throws BuildException {
93            // check for overridden pattern
94            if(name==START) {
95                if(startOverriden)
96                    return;
97            } else {
98                if(overridenPatterns.contains(name))
99                    return;
100            }
101            // otherwise define
102            super.define(name, combine, pattern, loc, anno);
103        }
104
105        public ParsedPattern endIncludedGrammar(Location loc, Annotations anno) throws BuildException {
106            return null;
107        }
108    }
109}
110