jaroslav@106
|
1 |
/**
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jaroslav@106
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2 |
* Back 2 Browser Bytecode Translator
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jaroslav@1787
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3 |
* Copyright (C) 2012-2015 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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jaroslav@106
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4 |
*
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jaroslav@106
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5 |
* This program is free software: you can redistribute it and/or modify
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jaroslav@106
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6 |
* it under the terms of the GNU General Public License as published by
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jaroslav@106
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7 |
* the Free Software Foundation, version 2 of the License.
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jaroslav@106
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8 |
*
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jaroslav@106
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9 |
* This program is distributed in the hope that it will be useful,
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jaroslav@106
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
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jaroslav@106
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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jaroslav@106
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12 |
* GNU General Public License for more details.
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jaroslav@106
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13 |
*
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jaroslav@106
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14 |
* You should have received a copy of the GNU General Public License
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jaroslav@106
|
15 |
* along with this program. Look for COPYING file in the top folder.
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jaroslav@106
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* If not, see http://opensource.org/licenses/GPL-2.0.
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jaroslav@106
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17 |
*/
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jaroslav@29
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18 |
package org.apidesign.vm4brwsr;
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jaroslav@29
|
19 |
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jaroslav@29
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20 |
import java.io.IOException;
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jaroslav@29
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21 |
import java.io.InputStream;
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jaroslav@1495
|
22 |
import org.apidesign.bck2brwsr.core.JavaScriptBody;
|
lubomir@1029
|
23 |
import org.apidesign.vm4brwsr.ByteCodeParser.ClassData;
|
lubomir@1083
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24 |
import org.apidesign.vm4brwsr.ByteCodeParser.FieldData;
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lubomir@1083
|
25 |
import org.apidesign.vm4brwsr.ByteCodeParser.MethodData;
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jaroslav@29
|
26 |
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jaroslav@29
|
27 |
/** Generator of JavaScript from bytecode of classes on classpath of the VM.
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jaroslav@29
|
28 |
*
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jaroslav@29
|
29 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
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jaroslav@29
|
30 |
*/
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lubomir@1020
|
31 |
abstract class VM extends ByteCodeToJavaScript {
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lubomir@1084
|
32 |
protected final ClassDataCache classDataCache;
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lubomir@1084
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33 |
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lubomir@1084
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34 |
private final Bck2Brwsr.Resources resources;
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lubomir@1029
|
35 |
private final ExportedSymbols exportedSymbols;
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lubomir@1085
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36 |
private final StringArray invokerMethods;
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jaroslav@1587
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37 |
private final StringArray asBinary;
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jaroslav@1730
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38 |
int exportedCount;
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lubomir@1029
|
39 |
|
jaroslav@1587
|
40 |
private VM(
|
jaroslav@1587
|
41 |
Appendable out, Bck2Brwsr.Resources resources,
|
jaroslav@1587
|
42 |
StringArray explicitlyExported, StringArray asBinary
|
jaroslav@1587
|
43 |
) {
|
jtulach@162
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44 |
super(out);
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lubomir@1029
|
45 |
this.resources = resources;
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lubomir@1084
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46 |
this.classDataCache = new ClassDataCache(resources);
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jaroslav@1491
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this.exportedSymbols = new ExportedSymbols(resources, explicitlyExported);
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lubomir@1085
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48 |
this.invokerMethods = new StringArray();
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jaroslav@1587
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49 |
this.asBinary = asBinary;
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lubomir@869
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50 |
}
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lubomir@869
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51 |
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jaroslav@277
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52 |
static {
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jaroslav@277
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53 |
// uses VMLazy to load dynamic classes
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jaroslav@671
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54 |
boolean assertsOn = false;
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jaroslav@671
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55 |
assert assertsOn = true;
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jaroslav@671
|
56 |
if (assertsOn) {
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jaroslav@671
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57 |
VMLazy.init();
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jaroslav@1550
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58 |
ClassPath.init();
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jaroslav@671
|
59 |
}
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jaroslav@277
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60 |
}
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jaroslav@399
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61 |
|
jaroslav@399
|
62 |
@Override
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jaroslav@399
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63 |
boolean debug(String msg) throws IOException {
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jaroslav@399
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64 |
return false;
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jaroslav@399
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65 |
}
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jaroslav@277
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66 |
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jaroslav@1491
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67 |
static void compile(Appendable out,
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jaroslav@1493
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68 |
Bck2Brwsr config
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jaroslav@1491
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69 |
) throws IOException {
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jaroslav@1583
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70 |
String[] both = config.classes().toArray();
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jaroslav@1491
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71 |
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lubomir@1143
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72 |
final StringArray fixedNames = new StringArray();
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jaroslav@1610
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73 |
fixedNames.add(Object.class.getName().replace('.', '/'));
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jaroslav@1584
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74 |
fixedNames.add(Class.class.getName().replace('.', '/'));
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jaroslav@1584
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fixedNames.add(ArithmeticException.class.getName().replace('.', '/'));
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jaroslav@1584
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76 |
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jaroslav@1584
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VM vm;
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jaroslav@1584
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78 |
if (config.isExtension()) {
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jaroslav@1584
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fixedNames.add(VM.class.getName().replace('.', '/'));
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jaroslav@1587
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80 |
vm = new Extension(out,
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jaroslav@1587
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config.getResources(), both, config.exported(),
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jaroslav@1604
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config.allResources(), config.classpath()
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jaroslav@1587
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83 |
);
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jaroslav@1584
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84 |
} else {
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jaroslav@1584
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85 |
if (config.includeVM()) {
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jaroslav@1584
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86 |
fixedNames.add(VM.class.getName().replace('.', '/'));
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jaroslav@1584
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87 |
}
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jaroslav@1587
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88 |
vm = new Standalone(out,
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jaroslav@1587
|
89 |
config.getResources(), config.exported(),
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jaroslav@1587
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90 |
config.allResources()
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jaroslav@1587
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91 |
);
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jaroslav@1584
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92 |
}
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jaroslav@1587
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93 |
vm.doCompile(fixedNames.addAndNew(both));
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jaroslav@29
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94 |
}
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lubomir@869
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jaroslav@1587
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96 |
private void doCompile(StringArray names) throws IOException {
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lubomir@1020
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97 |
generatePrologue();
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jaroslav@1513
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98 |
append(
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jaroslav@1508
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"\n var invoker = {};");
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lubomir@1029
|
100 |
generateBody(names);
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lubomir@1085
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101 |
for (String invokerMethod: invokerMethods.toArray()) {
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jaroslav@1613
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102 |
append("\n invoker." + invokerMethod + " = function() {"
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jaroslav@1613
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103 |
+ "\n var target = arguments[0];"
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jaroslav@1613
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104 |
+ "\n return target['" + invokerMethod + "'].apply(target, Array.prototype.slice.call(arguments, 1));"
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jaroslav@1508
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105 |
+ "\n };"
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jaroslav@1508
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106 |
);
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lubomir@1085
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107 |
}
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jaroslav@1495
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108 |
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jaroslav@1495
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109 |
for (String r : asBinary.toArray()) {
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jaroslav@1558
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110 |
append("\n ").append(getExportsObject()).append("['registerResource']('");
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jaroslav@1513
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111 |
append(r).append("', '");
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jaroslav@1495
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112 |
InputStream is = this.resources.get(r);
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jaroslav@1495
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113 |
byte[] arr = new byte[is.available()];
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jaroslav@1520
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114 |
int offset = 0;
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jaroslav@1520
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115 |
for (;;) {
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jaroslav@1520
|
116 |
if (offset == arr.length) {
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jaroslav@1520
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117 |
byte[] tmp = new byte[arr.length * 2];
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jaroslav@1520
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118 |
System.arraycopy(arr, 0, tmp, 0, arr.length);
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jaroslav@1520
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119 |
arr = tmp;
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jaroslav@1520
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120 |
}
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jaroslav@1520
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121 |
int len = is.read(arr, offset, arr.length - offset);
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jaroslav@1520
|
122 |
if (len == -1) {
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jaroslav@1520
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123 |
break;
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jaroslav@1520
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124 |
}
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jaroslav@1520
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125 |
offset += len;
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jaroslav@1520
|
126 |
}
|
jaroslav@1520
|
127 |
if (offset != arr.length) {
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jaroslav@1520
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128 |
byte[] tmp = new byte[offset];
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jaroslav@1520
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129 |
System.arraycopy(arr, 0, tmp, 0, offset);
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jaroslav@1520
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130 |
arr = tmp;
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jaroslav@1495
|
131 |
}
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jaroslav@1513
|
132 |
append(btoa(arr));
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jaroslav@1513
|
133 |
append("');");
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jaroslav@1495
|
134 |
}
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jaroslav@1495
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135 |
|
jaroslav@1513
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136 |
append("\n");
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lubomir@1020
|
137 |
generateEpilogue();
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lubomir@869
|
138 |
}
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lubomir@869
|
139 |
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jaroslav@1495
|
140 |
@JavaScriptBody(args = { "arr" }, body = "return btoa(arr);")
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jaroslav@1495
|
141 |
private static String btoa(byte[] arr) {
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jaroslav@1495
|
142 |
return javax.xml.bind.DatatypeConverter.printBase64Binary(arr);
|
jaroslav@1495
|
143 |
}
|
jaroslav@1495
|
144 |
|
lubomir@1020
|
145 |
protected abstract void generatePrologue() throws IOException;
|
lubomir@1020
|
146 |
|
lubomir@1020
|
147 |
protected abstract void generateEpilogue() throws IOException;
|
lubomir@1020
|
148 |
|
lubomir@1094
|
149 |
protected abstract String getExportsObject();
|
lubomir@1029
|
150 |
|
lubomir@1094
|
151 |
protected abstract boolean isExternalClass(String className);
|
lubomir@1029
|
152 |
|
jaroslav@1693
|
153 |
protected abstract void lazyReference(Appendable out, String n) throws IOException;
|
jaroslav@1693
|
154 |
|
lubomir@1029
|
155 |
@Override
|
lubomir@1029
|
156 |
protected final void declaredClass(ClassData classData, String mangledName)
|
lubomir@1029
|
157 |
throws IOException {
|
lubomir@1029
|
158 |
if (exportedSymbols.isExported(classData)) {
|
jaroslav@1513
|
159 |
append("\n").append(getExportsObject()).append("['")
|
lubomir@1029
|
160 |
.append(mangledName)
|
lubomir@1029
|
161 |
.append("'] = ")
|
lubomir@1029
|
162 |
.append(accessClass(mangledName))
|
lubomir@1029
|
163 |
.append(";\n");
|
jaroslav@1730
|
164 |
exportedCount++;
|
lubomir@1029
|
165 |
}
|
lubomir@1029
|
166 |
}
|
lubomir@1029
|
167 |
|
lubomir@1094
|
168 |
protected String generateClass(String className) throws IOException {
|
lubomir@1094
|
169 |
ClassData classData = classDataCache.getClassData(className);
|
lubomir@1094
|
170 |
if (classData == null) {
|
lubomir@1094
|
171 |
throw new IOException("Can't find class " + className);
|
lubomir@1094
|
172 |
}
|
lubomir@1094
|
173 |
return compile(classData);
|
lubomir@1094
|
174 |
}
|
lubomir@1094
|
175 |
|
lubomir@1083
|
176 |
@Override
|
lubomir@1083
|
177 |
protected void declaredField(FieldData fieldData,
|
lubomir@1083
|
178 |
String destObject,
|
lubomir@1083
|
179 |
String mangledName) throws IOException {
|
lubomir@1083
|
180 |
if (exportedSymbols.isExported(fieldData)) {
|
lubomir@1083
|
181 |
exportMember(destObject, mangledName);
|
lubomir@1083
|
182 |
}
|
lubomir@1083
|
183 |
}
|
lubomir@1083
|
184 |
|
lubomir@1083
|
185 |
@Override
|
lubomir@1083
|
186 |
protected void declaredMethod(MethodData methodData,
|
lubomir@1083
|
187 |
String destObject,
|
lubomir@1083
|
188 |
String mangledName) throws IOException {
|
lubomir@1087
|
189 |
if (isHierarchyExported(methodData)) {
|
lubomir@1083
|
190 |
exportMember(destObject, mangledName);
|
lubomir@1083
|
191 |
}
|
lubomir@1083
|
192 |
}
|
lubomir@1083
|
193 |
|
lubomir@1083
|
194 |
private void exportMember(String destObject, String memberName)
|
lubomir@1083
|
195 |
throws IOException {
|
jaroslav@1513
|
196 |
append("\n").append(destObject).append("['")
|
jaroslav@1704
|
197 |
.append(memberName)
|
jaroslav@1704
|
198 |
.append("'] = m;\n");
|
lubomir@1083
|
199 |
}
|
lubomir@1083
|
200 |
|
lubomir@1029
|
201 |
private void generateBody(StringArray names) throws IOException {
|
jtulach@162
|
202 |
StringArray processed = new StringArray();
|
jtulach@162
|
203 |
StringArray initCode = new StringArray();
|
jaroslav@1344
|
204 |
StringArray skipClass = new StringArray();
|
jtulach@162
|
205 |
for (String baseClass : names.toArray()) {
|
jaroslav@272
|
206 |
references.add(baseClass);
|
jaroslav@97
|
207 |
for (;;) {
|
jaroslav@97
|
208 |
String name = null;
|
jaroslav@272
|
209 |
for (String n : references.toArray()) {
|
jaroslav@1344
|
210 |
if (skipClass.contains(n)) {
|
jaroslav@1344
|
211 |
continue;
|
jaroslav@1344
|
212 |
}
|
jtulach@162
|
213 |
if (processed.contains(n)) {
|
jaroslav@97
|
214 |
continue;
|
jaroslav@97
|
215 |
}
|
jaroslav@97
|
216 |
name = n;
|
jaroslav@97
|
217 |
}
|
jaroslav@97
|
218 |
if (name == null) {
|
jaroslav@97
|
219 |
break;
|
jaroslav@97
|
220 |
}
|
jaroslav@1513
|
221 |
InputStream is = resources.get(name + ".class");
|
jaroslav@97
|
222 |
if (is == null) {
|
jaroslav@1509
|
223 |
lazyReference(this, name);
|
jaroslav@1344
|
224 |
skipClass.add(name);
|
jaroslav@1344
|
225 |
continue;
|
jaroslav@97
|
226 |
}
|
jaroslav@97
|
227 |
try {
|
lubomir@1029
|
228 |
String ic = generateClass(name);
|
jtulach@162
|
229 |
processed.add(name);
|
jtulach@162
|
230 |
initCode.add(ic == null ? "" : ic);
|
jaroslav@97
|
231 |
} catch (RuntimeException ex) {
|
jaroslav@1509
|
232 |
throw new IOException("Error while compiling " + name + "\n", ex);
|
jaroslav@97
|
233 |
}
|
jaroslav@29
|
234 |
}
|
jaroslav@97
|
235 |
|
jaroslav@272
|
236 |
for (String resource : scripts.toArray()) {
|
jaroslav@250
|
237 |
while (resource.startsWith("/")) {
|
jaroslav@250
|
238 |
resource = resource.substring(1);
|
jaroslav@250
|
239 |
}
|
jaroslav@1722
|
240 |
requireResourceImpl(resource);
|
jaroslav@1587
|
241 |
asBinary.remove(resource);
|
jaroslav@250
|
242 |
}
|
jaroslav@272
|
243 |
scripts = new StringArray();
|
lubomir@1020
|
244 |
|
jaroslav@272
|
245 |
StringArray toInit = StringArray.asList(references.toArray());
|
jtulach@162
|
246 |
toInit.reverse();
|
jtulach@129
|
247 |
|
jtulach@162
|
248 |
for (String ic : toInit.toArray()) {
|
jtulach@162
|
249 |
int indx = processed.indexOf(ic);
|
jtulach@162
|
250 |
if (indx >= 0) {
|
jaroslav@833
|
251 |
final String theCode = initCode.toArray()[indx];
|
jaroslav@833
|
252 |
if (!theCode.isEmpty()) {
|
jaroslav@1509
|
253 |
append(theCode).append("\n");
|
jaroslav@833
|
254 |
}
|
jtulach@162
|
255 |
initCode.toArray()[indx] = "";
|
jaroslav@91
|
256 |
}
|
jaroslav@91
|
257 |
}
|
jaroslav@29
|
258 |
}
|
jaroslav@29
|
259 |
}
|
lubomir@1020
|
260 |
|
jaroslav@1722
|
261 |
final void requireResourceImpl(String resource) throws IOException {
|
jaroslav@1722
|
262 |
InputStream emul = resources.get(resource);
|
jaroslav@1722
|
263 |
if (emul == null) {
|
jaroslav@1722
|
264 |
throw new IOException("Can't find " + resource);
|
jaroslav@1722
|
265 |
}
|
jaroslav@1732
|
266 |
append("\n// resource from ").append(resource).append("\n");
|
jaroslav@1722
|
267 |
readResource(emul, this);
|
jaroslav@1732
|
268 |
append("\n");
|
jaroslav@1722
|
269 |
}
|
jaroslav@1722
|
270 |
|
jaroslav@90
|
271 |
private static void readResource(InputStream emul, Appendable out) throws IOException {
|
jaroslav@90
|
272 |
try {
|
jaroslav@90
|
273 |
int state = 0;
|
jaroslav@90
|
274 |
for (;;) {
|
jaroslav@90
|
275 |
int ch = emul.read();
|
jaroslav@90
|
276 |
if (ch == -1) {
|
jaroslav@90
|
277 |
break;
|
jaroslav@90
|
278 |
}
|
jaroslav@90
|
279 |
if (ch < 0 || ch > 255) {
|
jaroslav@90
|
280 |
throw new IOException("Invalid char in emulation " + ch);
|
jaroslav@90
|
281 |
}
|
jaroslav@1732
|
282 |
out.append((char)ch);
|
jaroslav@90
|
283 |
}
|
jaroslav@90
|
284 |
} finally {
|
jaroslav@90
|
285 |
emul.close();
|
jaroslav@90
|
286 |
}
|
jaroslav@90
|
287 |
}
|
jaroslav@93
|
288 |
|
jaroslav@136
|
289 |
static String toString(String name) throws IOException {
|
jaroslav@136
|
290 |
StringBuilder sb = new StringBuilder();
|
jaroslav@298
|
291 |
// compile(sb, name);
|
jaroslav@136
|
292 |
return sb.toString().toString();
|
jaroslav@136
|
293 |
}
|
jtulach@162
|
294 |
|
jtulach@162
|
295 |
private StringArray scripts = new StringArray();
|
jtulach@162
|
296 |
private StringArray references = new StringArray();
|
jtulach@162
|
297 |
|
jtulach@162
|
298 |
@Override
|
jtulach@162
|
299 |
protected boolean requireReference(String cn) {
|
jtulach@162
|
300 |
if (references.contains(cn)) {
|
jtulach@162
|
301 |
return false;
|
jtulach@162
|
302 |
}
|
jtulach@162
|
303 |
references.add(cn);
|
jtulach@162
|
304 |
return true;
|
jtulach@162
|
305 |
}
|
jtulach@162
|
306 |
|
jtulach@162
|
307 |
@Override
|
jtulach@162
|
308 |
protected void requireScript(String resourcePath) {
|
jtulach@162
|
309 |
scripts.add(resourcePath);
|
jtulach@162
|
310 |
}
|
jaroslav@274
|
311 |
|
jaroslav@274
|
312 |
@Override
|
jaroslav@274
|
313 |
String assignClass(String className) {
|
jaroslav@274
|
314 |
return "vm." + className + " = ";
|
jaroslav@274
|
315 |
}
|
jaroslav@274
|
316 |
|
jaroslav@274
|
317 |
@Override
|
jaroslav@274
|
318 |
String accessClass(String className) {
|
jaroslav@274
|
319 |
return "vm." + className;
|
jaroslav@274
|
320 |
}
|
lubomir@869
|
321 |
|
lubomir@869
|
322 |
@Override
|
lubomir@1085
|
323 |
protected String accessField(String object, String mangledName,
|
lubomir@1085
|
324 |
String[] fieldInfoName) throws IOException {
|
lubomir@1085
|
325 |
final FieldData field =
|
lubomir@1085
|
326 |
classDataCache.findField(fieldInfoName[0],
|
lubomir@1085
|
327 |
fieldInfoName[1],
|
lubomir@1085
|
328 |
fieldInfoName[2]);
|
lubomir@1085
|
329 |
return accessNonVirtualMember(object, mangledName,
|
lubomir@1085
|
330 |
(field != null) ? field.cls : null);
|
lubomir@1085
|
331 |
}
|
lubomir@1085
|
332 |
|
lubomir@1085
|
333 |
@Override
|
lubomir@1085
|
334 |
protected String accessStaticMethod(
|
lubomir@1085
|
335 |
String object,
|
lubomir@1085
|
336 |
String mangledName,
|
lubomir@1085
|
337 |
String[] fieldInfoName) throws IOException {
|
lubomir@1085
|
338 |
final MethodData method =
|
lubomir@1085
|
339 |
classDataCache.findMethod(fieldInfoName[0],
|
lubomir@1085
|
340 |
fieldInfoName[1],
|
lubomir@1085
|
341 |
fieldInfoName[2]);
|
lubomir@1085
|
342 |
return accessNonVirtualMember(object, mangledName,
|
lubomir@1085
|
343 |
(method != null) ? method.cls : null);
|
lubomir@1085
|
344 |
}
|
lubomir@1085
|
345 |
|
lubomir@1085
|
346 |
@Override
|
lubomir@1085
|
347 |
protected String accessVirtualMethod(
|
jaroslav@1613
|
348 |
String object,
|
jaroslav@1613
|
349 |
String mangledName,
|
jaroslav@1613
|
350 |
String[] fieldInfoName,
|
jaroslav@1613
|
351 |
int params
|
jaroslav@1613
|
352 |
) throws IOException {
|
lubomir@1085
|
353 |
final ClassData referencedClass =
|
lubomir@1084
|
354 |
classDataCache.getClassData(fieldInfoName[0]);
|
lubomir@1085
|
355 |
final MethodData method =
|
lubomir@1085
|
356 |
classDataCache.findMethod(referencedClass,
|
lubomir@1085
|
357 |
fieldInfoName[1],
|
lubomir@1085
|
358 |
fieldInfoName[2]);
|
lubomir@1085
|
359 |
|
lubomir@1085
|
360 |
if ((method != null)
|
lubomir@1094
|
361 |
&& !isExternalClass(method.cls.getClassName())
|
lubomir@1085
|
362 |
&& (((method.access & ByteCodeParser.ACC_FINAL) != 0)
|
lubomir@1085
|
363 |
|| ((referencedClass.getAccessFlags()
|
lubomir@1085
|
364 |
& ByteCodeParser.ACC_FINAL) != 0)
|
lubomir@1087
|
365 |
|| !isHierarchyExported(method))) {
|
jaroslav@1613
|
366 |
return object + "." + mangledName + '(';
|
lubomir@1084
|
367 |
}
|
lubomir@1084
|
368 |
|
jaroslav@1613
|
369 |
return accessThroughInvoker(object, mangledName, params > 1 ? "," : "");
|
lubomir@1085
|
370 |
}
|
lubomir@1085
|
371 |
|
jaroslav@1613
|
372 |
private String accessThroughInvoker(String object, String mangledName, String sep) {
|
lubomir@1085
|
373 |
if (!invokerMethods.contains(mangledName)) {
|
lubomir@1085
|
374 |
invokerMethods.add(mangledName);
|
lubomir@1085
|
375 |
}
|
jaroslav@1613
|
376 |
return "invoker." + mangledName + '(' + object + sep;
|
lubomir@1085
|
377 |
}
|
lubomir@1085
|
378 |
|
lubomir@1087
|
379 |
private boolean isHierarchyExported(final MethodData methodData)
|
lubomir@1087
|
380 |
throws IOException {
|
lubomir@1087
|
381 |
if (exportedSymbols.isExported(methodData)) {
|
lubomir@1087
|
382 |
return true;
|
lubomir@1087
|
383 |
}
|
lubomir@1087
|
384 |
if ((methodData.access & (ByteCodeParser.ACC_PRIVATE
|
lubomir@1087
|
385 |
| ByteCodeParser.ACC_STATIC)) != 0) {
|
lubomir@1087
|
386 |
return false;
|
lubomir@1087
|
387 |
}
|
lubomir@1087
|
388 |
|
lubomir@1087
|
389 |
final ExportedMethodFinder exportedMethodFinder =
|
lubomir@1087
|
390 |
new ExportedMethodFinder(exportedSymbols);
|
lubomir@1087
|
391 |
|
lubomir@1087
|
392 |
classDataCache.findMethods(
|
lubomir@1087
|
393 |
methodData.cls,
|
lubomir@1087
|
394 |
methodData.getName(),
|
lubomir@1087
|
395 |
methodData.getInternalSig(),
|
lubomir@1087
|
396 |
exportedMethodFinder);
|
lubomir@1087
|
397 |
|
lubomir@1087
|
398 |
return (exportedMethodFinder.getFound() != null);
|
lubomir@1087
|
399 |
}
|
lubomir@1087
|
400 |
|
lubomir@1094
|
401 |
private String accessNonVirtualMember(String object,
|
lubomir@1094
|
402 |
String mangledName,
|
lubomir@1094
|
403 |
ClassData declaringClass) {
|
jaroslav@1709
|
404 |
if (declaringClass == null) {
|
jaroslav@1709
|
405 |
return object + "['" + mangledName + "']";
|
jaroslav@1709
|
406 |
}
|
jaroslav@1709
|
407 |
final String className = declaringClass.getClassName();
|
jaroslav@1709
|
408 |
if (
|
jaroslav@1709
|
409 |
"java/lang/Object".equals(className) ||
|
jaroslav@1709
|
410 |
"java/lang/reflect/Array".equals(className) ||
|
jaroslav@1709
|
411 |
isExternalClass(className)
|
jaroslav@1709
|
412 |
) {
|
jaroslav@1709
|
413 |
return object + "['" + mangledName + "']";
|
jaroslav@1709
|
414 |
}
|
jaroslav@1709
|
415 |
return object + "." + mangledName;
|
lubomir@1084
|
416 |
}
|
lubomir@1084
|
417 |
|
jaroslav@1611
|
418 |
private final class ExportedMethodFinder
|
lubomir@1087
|
419 |
implements ClassDataCache.TraversalCallback<MethodData> {
|
lubomir@1087
|
420 |
private final ExportedSymbols exportedSymbols;
|
lubomir@1087
|
421 |
private MethodData found;
|
lubomir@1087
|
422 |
|
lubomir@1087
|
423 |
public ExportedMethodFinder(final ExportedSymbols exportedSymbols) {
|
lubomir@1087
|
424 |
this.exportedSymbols = exportedSymbols;
|
lubomir@1087
|
425 |
}
|
lubomir@1087
|
426 |
|
lubomir@1087
|
427 |
@Override
|
lubomir@1087
|
428 |
public boolean traverse(final MethodData methodData) {
|
lubomir@1087
|
429 |
try {
|
jaroslav@1611
|
430 |
if (
|
jaroslav@1611
|
431 |
exportedSymbols.isExported(methodData) ||
|
jaroslav@1611
|
432 |
isExternalClass(methodData.cls.getClassName())
|
jaroslav@1611
|
433 |
) {
|
lubomir@1087
|
434 |
found = methodData;
|
lubomir@1087
|
435 |
return false;
|
lubomir@1087
|
436 |
}
|
lubomir@1087
|
437 |
} catch (final IOException e) {
|
lubomir@1087
|
438 |
}
|
lubomir@1087
|
439 |
|
lubomir@1087
|
440 |
return true;
|
lubomir@1087
|
441 |
}
|
lubomir@1087
|
442 |
|
lubomir@1087
|
443 |
public MethodData getFound() {
|
lubomir@1087
|
444 |
return found;
|
lubomir@1087
|
445 |
}
|
lubomir@1087
|
446 |
}
|
lubomir@1087
|
447 |
|
lubomir@1020
|
448 |
private static final class Standalone extends VM {
|
jaroslav@1587
|
449 |
private Standalone(Appendable out,
|
jaroslav@1587
|
450 |
Bck2Brwsr.Resources resources,
|
jaroslav@1587
|
451 |
StringArray explicitlyExported, StringArray asBinary
|
jaroslav@1587
|
452 |
) {
|
jaroslav@1587
|
453 |
super(out, resources, explicitlyExported, asBinary);
|
lubomir@1020
|
454 |
}
|
lubomir@1020
|
455 |
|
lubomir@1020
|
456 |
@Override
|
lubomir@1020
|
457 |
protected void generatePrologue() throws IOException {
|
jaroslav@1513
|
458 |
append("(function VM(global) {var fillInVMSkeleton = function(vm) {");
|
lubomir@1020
|
459 |
}
|
lubomir@1020
|
460 |
|
lubomir@1020
|
461 |
@Override
|
lubomir@1020
|
462 |
protected void generateEpilogue() throws IOException {
|
jaroslav@1513
|
463 |
append(
|
lubomir@1020
|
464 |
" return vm;\n"
|
lubomir@1020
|
465 |
+ " };\n"
|
lubomir@1029
|
466 |
+ " var extensions = [];\n"
|
jaroslav@1580
|
467 |
+ " function replaceAll(s, target, replacement) {\n"
|
jaroslav@1580
|
468 |
+ " var pos = 0;\n"
|
jaroslav@1580
|
469 |
+ " for (;;) {\n"
|
jaroslav@1580
|
470 |
+ " var indx = s.indexOf(target, pos);\n"
|
jaroslav@1580
|
471 |
+ " if (indx === -1) {\n"
|
jaroslav@1580
|
472 |
+ " return s;\n"
|
jaroslav@1580
|
473 |
+ " }\n"
|
jaroslav@1580
|
474 |
+ " pos = indx + replacement.length;\n"
|
jaroslav@1580
|
475 |
+ " s = s.substring(0, indx) + replacement + s.substring(indx + target.length);\n"
|
jaroslav@1580
|
476 |
+ " }\n"
|
jaroslav@1580
|
477 |
+ " }\n"
|
jaroslav@1514
|
478 |
+ " function mangleClass(name) {\n"
|
jaroslav@1580
|
479 |
+ " name = replaceAll(name, '_', '_1');\n"
|
jaroslav@1580
|
480 |
+ " name = replaceAll(name, '.', '_');\n"
|
jaroslav@1580
|
481 |
+ " return name;\n"
|
jaroslav@1514
|
482 |
+ " };\n"
|
jaroslav@1608
|
483 |
+ " var pending = [];\n"
|
jaroslav@1608
|
484 |
+ " var pendingClasses = [];\n"
|
jaroslav@1608
|
485 |
+ " function extensionLoaded(ev) {\n"
|
jaroslav@1608
|
486 |
+ " var at = pending.indexOf(ev.target);\n"
|
jaroslav@1608
|
487 |
+ " pending.splice(at, 1);\n"
|
jaroslav@1608
|
488 |
+ " if (pending.length === 0) {\n"
|
jaroslav@1609
|
489 |
+ " for (var i = 0; i < pendingClasses.length; i += 3) {\n"
|
jaroslav@1609
|
490 |
+ " invokeMethod(pendingClasses[i], pendingClasses[i + 1], pendingClasses[i + 2]);\n"
|
jaroslav@1608
|
491 |
+ " }\n"
|
jaroslav@1608
|
492 |
+ " pendingClasses = [];\n"
|
jaroslav@1608
|
493 |
+ " }\n"
|
jaroslav@1608
|
494 |
+ " }\n"
|
jaroslav@1609
|
495 |
+ " function invokeMethod(vm, n, args) {\n"
|
jaroslav@1609
|
496 |
+ " var clazz = vm.loadClass(n);\n"
|
jaroslav@1609
|
497 |
+ " if (args) {\n"
|
jaroslav@1609
|
498 |
+ " var seek = args[0];\n"
|
jaroslav@1609
|
499 |
+ " var prefix = seek.indexOf('__') == -1 ? seek + '__' : seek;\n"
|
jaroslav@1609
|
500 |
+ " args = Array.prototype.slice.call(args, 1);\n"
|
jaroslav@1609
|
501 |
+ " var found = '';\n"
|
jaroslav@1609
|
502 |
+ " for (var m in clazz) {\n"
|
jaroslav@1609
|
503 |
+ " if (m.indexOf(prefix) === 0) {\n"
|
jaroslav@1609
|
504 |
+ " return clazz[m].apply(null, args);\n"
|
jaroslav@1609
|
505 |
+ " }\n"
|
jaroslav@1609
|
506 |
+ " found += m.toString() + '\\n'\n"
|
jaroslav@1609
|
507 |
+ " }\n"
|
jaroslav@1609
|
508 |
+ " throw 'Cannot find ' + seek + ' in ' + n + ' found:\\n' + found;\n"
|
jaroslav@1609
|
509 |
+ " }\n"
|
jaroslav@1609
|
510 |
+ " }\n"
|
jaroslav@1608
|
511 |
+ " function extensionError(ev) {\n"
|
jaroslav@1608
|
512 |
+ " console.log('error loading ' + ev.target.src);\n"
|
jaroslav@1608
|
513 |
+ " extensionLoaded(ev);\n"
|
jaroslav@1608
|
514 |
+ " }\n"
|
jaroslav@1604
|
515 |
+ " function loadExtension(url) {\n"
|
jaroslav@1604
|
516 |
+ " if (url.substring(url.length - 4) == '.jar')\n"
|
jaroslav@1604
|
517 |
+ " url = url.substring(0, url.length - 4) + '.js';\n"
|
jaroslav@1590
|
518 |
+ " var script = document.createElement('script');\n"
|
jaroslav@1590
|
519 |
+ " script.type = 'text/javascript';\n"
|
jaroslav@1608
|
520 |
+ " script.src = url;\n"
|
jaroslav@1608
|
521 |
+ " script.onload = extensionLoaded;\n"
|
jaroslav@1608
|
522 |
+ " script.onerror = extensionError;\n"
|
jaroslav@1590
|
523 |
+ " document.getElementsByTagName('head')[0].appendChild(script);\n"
|
jaroslav@1608
|
524 |
+ " pending.push(script);\n"
|
jaroslav@1604
|
525 |
+ " }\n"
|
jaroslav@1604
|
526 |
+ " global.bck2brwsr = function() {\n"
|
jaroslav@1604
|
527 |
+ " var args = Array.prototype.slice.apply(arguments);\n"
|
jaroslav@1604
|
528 |
+ " var resources = {};\n"
|
jaroslav@1495
|
529 |
+ " function registerResource(n, a64) {\n"
|
jaroslav@1720
|
530 |
+ " var frm = atob || window.atob;\n"
|
jaroslav@1720
|
531 |
+ " var str = frm(a64);\n"
|
jaroslav@1495
|
532 |
+ " var arr = [];\n"
|
jaroslav@1496
|
533 |
+ " for (var i = 0; i < str.length; i++) {\n"
|
jaroslav@1496
|
534 |
+ " var ch = str.charCodeAt(i) & 0xff;\n"
|
jaroslav@1496
|
535 |
+ " if (ch > 127) ch -= 256;\n"
|
jaroslav@1496
|
536 |
+ " arr.push(ch);\n"
|
jaroslav@1496
|
537 |
+ " }\n"
|
jaroslav@1495
|
538 |
+ " if (!resources[n]) resources[n] = [arr];\n"
|
jaroslav@1495
|
539 |
+ " else resources[n].push(arr);\n"
|
jaroslav@1495
|
540 |
+ " }\n"
|
jaroslav@1495
|
541 |
+ " var vm = fillInVMSkeleton({ 'registerResource' : registerResource });\n"
|
jaroslav@1584
|
542 |
+ " function initVM() {\n"
|
jaroslav@1584
|
543 |
+ " var clsArray = vm['java_lang_reflect_Array'];\n"
|
jaroslav@1584
|
544 |
+ " if (clsArray) clsArray(false);\n"
|
jaroslav@1584
|
545 |
+ " }\n"
|
lubomir@1029
|
546 |
+ " for (var i = 0; i < extensions.length; ++i) {\n"
|
lubomir@1029
|
547 |
+ " extensions[i](vm);\n"
|
lubomir@1029
|
548 |
+ " }\n"
|
jaroslav@1558
|
549 |
+ " vm['registerResource'] = null;\n"
|
jaroslav@1489
|
550 |
+ " var knownExtensions = extensions.length;\n"
|
lubomir@1020
|
551 |
+ " var loader = {};\n"
|
jaroslav@1577
|
552 |
+ " var loadBytes = function(name, skip) {\n"
|
jaroslav@1577
|
553 |
+ " skip = typeof skip == 'number' ? skip : 0;\n"
|
jaroslav@1577
|
554 |
+ " var arr = resources[name];\n"
|
jaroslav@1577
|
555 |
+ " if (arr) {\n"
|
jaroslav@1577
|
556 |
+ " var arrSize = arr.length;\n"
|
jaroslav@1577
|
557 |
+ " if (skip < arrSize) return arr[skip];\n"
|
jaroslav@1577
|
558 |
+ " skip -= arrSize;\n"
|
jaroslav@1577
|
559 |
+ " } else {\n"
|
jaroslav@1577
|
560 |
+ " var arrSize = 0;\n"
|
jaroslav@1577
|
561 |
+ " };\n"
|
jaroslav@1581
|
562 |
+ " for (var i = 0; i < args.length; i++) {\n"
|
jaroslav@1581
|
563 |
+ " var at = args[i];\n"
|
jaroslav@1591
|
564 |
+ " if(!at) continue;\n"
|
jaroslav@1581
|
565 |
+ " var ret;\n"
|
jaroslav@1590
|
566 |
+ " if (typeof at === 'string' && at.substring(at.length - 3) === '.js') {\n"
|
jaroslav@1590
|
567 |
+ " loadExtension(at);\n"
|
jaroslav@1590
|
568 |
+ " args[i] = null;\n"
|
jaroslav@1590
|
569 |
+ " } else if (typeof at === 'function') ret = at(name, skip);\n"
|
jaroslav@1589
|
570 |
+ " else {\n"
|
jaroslav@1589
|
571 |
+ " var cp = vm['org_apidesign_vm4brwsr_ClassPath'];\n"
|
jaroslav@1589
|
572 |
+ " if (!cp) throw 'Core Java library not registered. Cannot load from ' + at;\n"
|
jaroslav@1589
|
573 |
+ " ret = cp(false).\n"
|
jaroslav@1589
|
574 |
+ " loadBytes___3BLjava_lang_String_2Ljava_lang_Object_2II(name, args, i, skip);\n"
|
jaroslav@1589
|
575 |
+ " }\n"
|
jaroslav@1590
|
576 |
+ " if (ret) return ret;\n"
|
jaroslav@1581
|
577 |
+ " }\n"
|
jaroslav@1577
|
578 |
+ " while (knownExtensions < extensions.length) {\n"
|
jaroslav@1577
|
579 |
+ " vm['registerResource'] = registerResource;\n"
|
jaroslav@1577
|
580 |
+ " extensions[knownExtensions++](vm);\n"
|
jaroslav@1577
|
581 |
+ " vm['registerResource'] = null;\n"
|
jaroslav@1584
|
582 |
+ " initVM();\n"
|
jaroslav@1577
|
583 |
+ " }\n"
|
jaroslav@1577
|
584 |
+ " var arr = resources[name];\n"
|
jaroslav@1577
|
585 |
+ " return (arr && arr.length > arrSize) ? arr[arrSize] : null;\n"
|
jaroslav@1577
|
586 |
+ " }\n"
|
jaroslav@1604
|
587 |
+ " var reload = function(name, arr, keep) {\n"
|
jaroslav@1604
|
588 |
+ " if (!arr) throw 'Cannot find ' + name;\n"
|
jaroslav@1604
|
589 |
+ " var lazy = vm['org_apidesign_vm4brwsr_VMLazy'];\n"
|
jaroslav@1604
|
590 |
+ " if (!lazy) throw 'No bck2brwsr VM module to compile ' + name;\n"
|
jaroslav@1578
|
591 |
+ " if (!keep) {\n"
|
jaroslav@1578
|
592 |
+ " var attr = mangleClass(name);\n"
|
jaroslav@1578
|
593 |
+ " delete vm[attr];\n"
|
jaroslav@1578
|
594 |
+ " }\n"
|
jaroslav@1604
|
595 |
+ " return lazy(false)\n"
|
jaroslav@1578
|
596 |
+ " ['load__Ljava_lang_Object_2Ljava_lang_Object_2Ljava_lang_String_2_3Ljava_lang_Object_2_3B']\n"
|
jaroslav@1579
|
597 |
+ " (vm, name, args, arr);\n"
|
jaroslav@1578
|
598 |
+ " };\n"
|
jaroslav@1608
|
599 |
+ " var loadClass = function(name) {\n"
|
jaroslav@1514
|
600 |
+ " var attr = mangleClass(name);\n"
|
lubomir@1020
|
601 |
+ " var fn = vm[attr];\n"
|
lubomir@1020
|
602 |
+ " if (fn) return fn(false);\n"
|
jaroslav@1489
|
603 |
+ " try {\n"
|
jaroslav@1584
|
604 |
+ " var arr = loadBytes(replaceAll(name, '.', '/') + '.class');\n"
|
jaroslav@1578
|
605 |
+ " return reload(name, arr, true);\n"
|
jaroslav@1489
|
606 |
+ " } catch (err) {\n"
|
jaroslav@1489
|
607 |
+ " fn = vm[attr];\n"
|
jaroslav@1489
|
608 |
+ " if (fn) return fn(false);\n"
|
jaroslav@1489
|
609 |
+ " throw err;\n"
|
jaroslav@1489
|
610 |
+ " }\n"
|
lubomir@1020
|
611 |
+ " }\n"
|
jaroslav@1578
|
612 |
+ " if (vm['loadClass']) {\n"
|
lubomir@1020
|
613 |
+ " throw 'Cannot initialize the bck2brwsr VM twice!';\n"
|
lubomir@1020
|
614 |
+ " }\n"
|
jaroslav@1608
|
615 |
+ " vm['loadClass'] = loadClass;\n"
|
jaroslav@1578
|
616 |
+ " vm['_reload'] = reload;\n"
|
jaroslav@1578
|
617 |
+ " vm['loadBytes'] = loadBytes;\n"
|
jaroslav@1584
|
618 |
+ " initVM();\n"
|
jaroslav@1608
|
619 |
+ " loader.loadClass = function(name) {\n"
|
jaroslav@1608
|
620 |
+ " if (pending.length === 0) {\n"
|
jaroslav@1608
|
621 |
+ " try {\n"
|
jaroslav@1609
|
622 |
+ " var c = loadClass(name);\n"
|
jaroslav@1609
|
623 |
+ " c['invoke'] = function() {\n"
|
jaroslav@1609
|
624 |
+ " return invokeMethod(vm, name, arguments);\n"
|
jaroslav@1609
|
625 |
+ " };\n"
|
jaroslav@1609
|
626 |
+ " return c;\n"
|
jaroslav@1608
|
627 |
+ " } catch (err) {\n"
|
jaroslav@1608
|
628 |
+ " if (pending.length === 0) throw err;\n"
|
jaroslav@1608
|
629 |
+ " }\n"
|
jaroslav@1608
|
630 |
+ " }\n"
|
jaroslav@1608
|
631 |
+ " pendingClasses.push(vm);\n"
|
jaroslav@1608
|
632 |
+ " pendingClasses.push(name);\n"
|
jaroslav@1609
|
633 |
+ " pendingClasses.push(null);\n"
|
jaroslav@1609
|
634 |
+ " return {\n"
|
jaroslav@1609
|
635 |
+ " 'invoke' : function() {\n"
|
jaroslav@1609
|
636 |
+ " if (pending.length === 0) {\n"
|
jaroslav@1609
|
637 |
+ " invokeMethod(vm, name, arguments);\n"
|
jaroslav@1609
|
638 |
+ " return;\n"
|
jaroslav@1609
|
639 |
+ " }\n"
|
jaroslav@1609
|
640 |
+ " pendingClasses.push(vm);\n"
|
jaroslav@1609
|
641 |
+ " pendingClasses.push(name);\n"
|
jaroslav@1609
|
642 |
+ " pendingClasses.push(arguments);\n"
|
jaroslav@1609
|
643 |
+ " }\n"
|
jaroslav@1609
|
644 |
+ " };\n"
|
jaroslav@1608
|
645 |
+ " }\n"
|
lubomir@1020
|
646 |
+ " return loader;\n"
|
lubomir@1020
|
647 |
+ " };\n");
|
jaroslav@1513
|
648 |
append(
|
jaroslav@1598
|
649 |
" global.bck2brwsr.register = function(config, extension) {\n"
|
jaroslav@1598
|
650 |
+ " if (!config || config['magic'] !== 'kafíčko') {\n"
|
jaroslav@1598
|
651 |
+ " console.log('Will not register: ' + extension);\n"
|
jaroslav@1598
|
652 |
+ " return false;\n"
|
jaroslav@1598
|
653 |
+ " }\n"
|
lubomir@1029
|
654 |
+ " extensions.push(extension);\n"
|
jaroslav@1604
|
655 |
+ " var cp = config['classpath'];\n"
|
jaroslav@1604
|
656 |
+ " if (cp) for (var i = 0; i < cp.length; i++) {\n"
|
jaroslav@1604
|
657 |
+ " loadExtension(cp[i]);\n"
|
jaroslav@1604
|
658 |
+ " }\n"
|
jaroslav@1489
|
659 |
+ " return null;\n"
|
lubomir@1029
|
660 |
+ " };\n");
|
jaroslav@1513
|
661 |
append("}(this));");
|
lubomir@1020
|
662 |
}
|
lubomir@1020
|
663 |
|
lubomir@1020
|
664 |
@Override
|
lubomir@1094
|
665 |
protected String getExportsObject() {
|
lubomir@1094
|
666 |
return "vm";
|
lubomir@1029
|
667 |
}
|
lubomir@1029
|
668 |
|
lubomir@1029
|
669 |
@Override
|
lubomir@1094
|
670 |
protected boolean isExternalClass(String className) {
|
lubomir@1094
|
671 |
return false;
|
lubomir@1020
|
672 |
}
|
jaroslav@1693
|
673 |
|
jaroslav@1693
|
674 |
@Override
|
jaroslav@1693
|
675 |
protected void lazyReference(Appendable out, String n) throws IOException {
|
jaroslav@1693
|
676 |
String cls = n.replace('/', '_');
|
jaroslav@1693
|
677 |
String dot = n.replace('/', '.');
|
jaroslav@1693
|
678 |
|
jaroslav@1693
|
679 |
out.append("\nvm.").append(cls).append(" = function() {");
|
jaroslav@1693
|
680 |
out.append("\n var instance = arguments.length == 0 || arguments[0] === true;");
|
jaroslav@1693
|
681 |
out.append("\n delete vm.").append(cls).append(";");
|
jaroslav@1693
|
682 |
out.append("\n var c = vm.loadClass('").append(dot).append("');");
|
jaroslav@1693
|
683 |
out.append("\n return vm.").append(cls).append("(instance);");
|
jaroslav@1693
|
684 |
out.append("\n}");
|
jaroslav@1693
|
685 |
}
|
jaroslav@1722
|
686 |
|
jaroslav@1722
|
687 |
@Override
|
jaroslav@1722
|
688 |
protected void requireResource(String resourcePath) throws IOException {
|
jaroslav@1722
|
689 |
requireResourceImpl(resourcePath);
|
jaroslav@1722
|
690 |
}
|
lubomir@1020
|
691 |
}
|
lubomir@1020
|
692 |
|
lubomir@1020
|
693 |
private static final class Extension extends VM {
|
lubomir@1094
|
694 |
private final StringArray extensionClasses;
|
jaroslav@1604
|
695 |
private final StringArray classpath;
|
lubomir@1094
|
696 |
|
lubomir@1094
|
697 |
private Extension(Appendable out, Bck2Brwsr.Resources resources,
|
jaroslav@1587
|
698 |
String[] extClassesArray, StringArray explicitlyExported,
|
jaroslav@1604
|
699 |
StringArray asBinary, StringArray classpath
|
jaroslav@1730
|
700 |
) throws IOException {
|
jaroslav@1587
|
701 |
super(out, resources, explicitlyExported, asBinary);
|
lubomir@1094
|
702 |
this.extensionClasses = StringArray.asList(extClassesArray);
|
jaroslav@1604
|
703 |
this.classpath = classpath;
|
lubomir@1020
|
704 |
}
|
lubomir@1020
|
705 |
|
lubomir@1020
|
706 |
@Override
|
lubomir@1020
|
707 |
protected void generatePrologue() throws IOException {
|
jaroslav@1604
|
708 |
append(
|
jaroslav@1604
|
709 |
"bck2brwsr.register({\n"
|
jaroslav@1604
|
710 |
+ " 'magic' : 'kafíčko'"
|
jaroslav@1604
|
711 |
);
|
jaroslav@1604
|
712 |
if (classpath != null && classpath.toArray().length > 0) {
|
jaroslav@1604
|
713 |
append(
|
jaroslav@1604
|
714 |
",\n 'classpath' : [\n"
|
jaroslav@1604
|
715 |
);
|
jaroslav@1604
|
716 |
String sep = " ";
|
jaroslav@1604
|
717 |
for (String s : classpath.toArray()) {
|
jaroslav@1604
|
718 |
append(sep).append("'").append(s).append("'");
|
jaroslav@1604
|
719 |
sep = ",\n ";
|
jaroslav@1604
|
720 |
}
|
jaroslav@1604
|
721 |
append(
|
jaroslav@1604
|
722 |
"\n ]"
|
jaroslav@1604
|
723 |
);
|
jaroslav@1604
|
724 |
}
|
jaroslav@1604
|
725 |
append(
|
jaroslav@1604
|
726 |
"\n}, function(exports) {\n"
|
jaroslav@1604
|
727 |
+ " var vm = {};\n");
|
jaroslav@1705
|
728 |
append(" function link(n, assign) {\n"
|
jaroslav@1542
|
729 |
+ " return function() {\n"
|
jaroslav@1542
|
730 |
+ " var cls = n['replace__Ljava_lang_String_2CC']"
|
jaroslav@1542
|
731 |
+ "('/', '_').toString();\n"
|
jaroslav@1542
|
732 |
+ " var dot = n['replace__Ljava_lang_String_2CC']"
|
jaroslav@1542
|
733 |
+ "('/', '.').toString();\n"
|
jaroslav@1542
|
734 |
+ " exports.loadClass(dot);\n"
|
jaroslav@1705
|
735 |
+ " assign(exports[cls]);\n"
|
jaroslav@1705
|
736 |
+ " return exports[cls](arguments);\n"
|
jaroslav@1542
|
737 |
+ " };\n"
|
jaroslav@1542
|
738 |
+ " };\n"
|
jaroslav@1542
|
739 |
);
|
lubomir@1020
|
740 |
}
|
lubomir@1020
|
741 |
|
lubomir@1020
|
742 |
@Override
|
lubomir@1020
|
743 |
protected void generateEpilogue() throws IOException {
|
jaroslav@1513
|
744 |
append("});");
|
jaroslav@1730
|
745 |
if (exportedCount == 0) {
|
jaroslav@1730
|
746 |
throw new IOException("Creating library without any exported symbols is useless!");
|
jaroslav@1730
|
747 |
}
|
lubomir@1020
|
748 |
}
|
lubomir@1020
|
749 |
|
lubomir@1020
|
750 |
@Override
|
lubomir@1029
|
751 |
protected String generateClass(String className) throws IOException {
|
lubomir@1094
|
752 |
if (isExternalClass(className)) {
|
jaroslav@1705
|
753 |
final String cls = className.replace('/', '_');
|
jaroslav@1705
|
754 |
append("\n").append(assignClass(cls))
|
jaroslav@1542
|
755 |
.append("link('")
|
lubomir@1029
|
756 |
.append(className)
|
jaroslav@1705
|
757 |
.append("', function(f) { ").append(assignClass(cls)).append(" f; });");
|
lubomir@1029
|
758 |
|
lubomir@1029
|
759 |
return null;
|
lubomir@1029
|
760 |
}
|
lubomir@1029
|
761 |
|
lubomir@1094
|
762 |
return super.generateClass(className);
|
lubomir@1029
|
763 |
}
|
lubomir@1029
|
764 |
|
lubomir@1029
|
765 |
@Override
|
lubomir@1029
|
766 |
protected String getExportsObject() {
|
lubomir@1020
|
767 |
return "exports";
|
lubomir@1020
|
768 |
}
|
lubomir@1094
|
769 |
|
lubomir@1094
|
770 |
@Override
|
lubomir@1094
|
771 |
protected boolean isExternalClass(String className) {
|
lubomir@1094
|
772 |
return !extensionClasses.contains(className);
|
lubomir@1094
|
773 |
}
|
jaroslav@1367
|
774 |
|
jaroslav@1693
|
775 |
@Override
|
jaroslav@1693
|
776 |
protected void lazyReference(Appendable out, String n) throws IOException {
|
jaroslav@1693
|
777 |
String cls = n.replace('/', '_');
|
jaroslav@1693
|
778 |
|
jaroslav@1693
|
779 |
out.append("\nvm.").append(cls).append(" = function() {");
|
jaroslav@1693
|
780 |
out.append("\n var instance = arguments.length == 0 || arguments[0] === true;");
|
jaroslav@1693
|
781 |
out.append("\n delete vm.").append(cls).append(";");
|
jaroslav@1705
|
782 |
out.append("\n return link('").append(n).append("', function(f) { vm.");
|
jaroslav@1705
|
783 |
out.append(cls).append(" = f;})(instance);");
|
jaroslav@1693
|
784 |
out.append("\n}");
|
jaroslav@1693
|
785 |
}
|
jaroslav@1722
|
786 |
|
jaroslav@1722
|
787 |
@Override
|
jaroslav@1722
|
788 |
protected void requireResource(String resourcePath) throws IOException {
|
jaroslav@1722
|
789 |
requireResourceImpl(resourcePath);
|
jaroslav@1722
|
790 |
}
|
jaroslav@1367
|
791 |
}
|
jaroslav@29
|
792 |
}
|