01: /*
02: * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved.
03: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
04: *
05: * This code is free software; you can redistribute it and/or modify it
06: * under the terms of the GNU General Public License version 2 only, as
07: * published by the Free Software Foundation. Sun designates this
08: * particular file as subject to the "Classpath" exception as provided
09: * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22: * CA 95054 USA or visit www.sun.com if you need additional information or
23: * have any questions.
24: */
25:
26: package com.sun.xml.internal.rngom.parse.host;
27:
28: import com.sun.xml.internal.rngom.ast.builder.Annotations;
29: import com.sun.xml.internal.rngom.ast.builder.BuildException;
30: import com.sun.xml.internal.rngom.ast.builder.Grammar;
31: import com.sun.xml.internal.rngom.ast.om.Location;
32: import com.sun.xml.internal.rngom.ast.om.ParsedPattern;
33:
34: /**
35: * Wraps {@link Grammar} and provides error checking.
36: *
37: * <p>
38: * The following errors are checked by this host:
39: *
40: * <ol>
41: * <li>referenced to undefined patterns.
42: * </ol>
43: *
44: * @author
45: * Kohsuke Kawaguchi (kk@kohsuke.org)
46: */
47: public class GrammarHost extends ScopeHost implements Grammar {
48: final Grammar lhs;
49: final Grammar rhs;
50:
51: public GrammarHost(Grammar lhs, Grammar rhs) {
52: super (lhs, rhs);
53: this .lhs = lhs;
54: this .rhs = rhs;
55: }
56:
57: public ParsedPattern endGrammar(Location _loc, Annotations _anno)
58: throws BuildException {
59: LocationHost loc = cast(_loc);
60: AnnotationsHost anno = cast(_anno);
61:
62: return new ParsedPatternHost(lhs.endGrammar(loc.lhs, anno.lhs),
63: rhs.endGrammar(loc.rhs, anno.rhs));
64: }
65: }
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