Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
MacroBuilder |
|
| 3.0;3 |
1 | /* | |
2 | * Copyright (C) 1998-2001 Semiotek Inc. All Rights Reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted under the terms of either of the following | |
6 | * Open Source licenses: | |
7 | * | |
8 | * The GNU General Public License, version 2, or any later version, as | |
9 | * published by the Free Software Foundation | |
10 | * (http://www.fsf.org/copyleft/gpl.html); | |
11 | * | |
12 | * or | |
13 | * | |
14 | * The Semiotek Public License (http://webmacro.org/LICENSE.) | |
15 | * | |
16 | * This software is provided "as is", with NO WARRANTY, not even the | |
17 | * implied warranties of fitness to purpose, or merchantability. You | |
18 | * assume all risks and liabilities associated with its use. | |
19 | * | |
20 | * See www.webmacro.org for more information on the WebMacro project. | |
21 | */ | |
22 | ||
23 | ||
24 | package org.webmacro.engine; | |
25 | ||
26 | ||
27 | /** | |
28 | * MacroBuilder.java | |
29 | * | |
30 | * Represents the invocation of a (C-style) macro, which gets expanded | |
31 | * during the building of a template. Not to be confused with Macro | |
32 | * as used by WebMacro, which is something else. | |
33 | * | |
34 | * @author Brian Goetz | |
35 | */ | |
36 | ||
37 | public class MacroBuilder implements Builder | |
38 | { | |
39 | ||
40 | private String name; | |
41 | private ListBuilder argsBuilder; | |
42 | //private int lineNo, colNo; | |
43 | //private String[] nullArgs = new String[0]; | |
44 | ||
45 | public MacroBuilder (String name, | |
46 | ListBuilder argsBuilder, | |
47 | int lineNo, int colNo) | |
48 | 0 | { |
49 | 0 | this.name = name; |
50 | 0 | this.argsBuilder = argsBuilder; |
51 | //this.lineNo = lineNo; | |
52 | //this.colNo = colNo; | |
53 | 0 | } |
54 | ||
55 | /** | |
56 | * Expand the macro. Gets the macro definition from the build context. | |
57 | */ | |
58 | public Object build (BuildContext bc) throws BuildException | |
59 | { | |
60 | 0 | MacroDefinition md = bc.getMacro(name); |
61 | 0 | if (md == null) |
62 | { | |
63 | 0 | boolean relax = bc.getBroker().getBooleanSetting("RelaxedDirectiveBuilding"); |
64 | 0 | if (relax) |
65 | 0 | return "#" + name + " "; |
66 | else | |
67 | 0 | throw new BuildException("#" + name + ": no such Macro or Directive"); |
68 | } | |
69 | 0 | Object[] args = argsBuilder.buildAsArray(bc); |
70 | 0 | return md.expand(args, bc); |
71 | } | |
72 | } | |
73 |