|
jaroslav@106
|
1 |
/**
|
|
jaroslav@106
|
2 |
* Back 2 Browser Bytecode Translator
|
|
jaroslav@106
|
3 |
* Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
|
|
jaroslav@106
|
4 |
*
|
|
jaroslav@106
|
5 |
* This program is free software: you can redistribute it and/or modify
|
|
jaroslav@106
|
6 |
* it under the terms of the GNU General Public License as published by
|
|
jaroslav@106
|
7 |
* the Free Software Foundation, version 2 of the License.
|
|
jaroslav@106
|
8 |
*
|
|
jaroslav@106
|
9 |
* This program is distributed in the hope that it will be useful,
|
|
jaroslav@106
|
10 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
jaroslav@106
|
11 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
jaroslav@106
|
12 |
* GNU General Public License for more details.
|
|
jaroslav@106
|
13 |
*
|
|
jaroslav@106
|
14 |
* You should have received a copy of the GNU General Public License
|
|
jaroslav@106
|
15 |
* along with this program. Look for COPYING file in the top folder.
|
|
jaroslav@106
|
16 |
* If not, see http://opensource.org/licenses/GPL-2.0.
|
|
jaroslav@106
|
17 |
*/
|
|
jaroslav@22
|
18 |
package org.apidesign.vm4brwsr;
|
|
jaroslav@0
|
19 |
|
|
jaroslav@0
|
20 |
import java.io.IOException;
|
|
jaroslav@0
|
21 |
import java.io.InputStream;
|
|
jaroslav@94
|
22 |
import org.apidesign.bck2brwsr.core.JavaScriptBody;
|
|
jtulach@167
|
23 |
import org.apidesign.javap.AnnotationParser;
|
|
jtulach@167
|
24 |
import org.apidesign.javap.ClassData;
|
|
jtulach@167
|
25 |
import org.apidesign.javap.FieldData;
|
|
jtulach@167
|
26 |
import org.apidesign.javap.MethodData;
|
|
jtulach@167
|
27 |
import static org.apidesign.javap.RuntimeConstants.*;
|
|
jaroslav@0
|
28 |
|
|
jaroslav@0
|
29 |
/** Translator of the code inside class files to JavaScript.
|
|
jaroslav@0
|
30 |
*
|
|
jaroslav@0
|
31 |
* @author Jaroslav Tulach <jtulach@netbeans.org>
|
|
jaroslav@0
|
32 |
*/
|
|
jtulach@162
|
33 |
public abstract class ByteCodeToJavaScript {
|
|
jtulach@162
|
34 |
private ClassData jc;
|
|
jaroslav@0
|
35 |
private final Appendable out;
|
|
jaroslav@0
|
36 |
|
|
jtulach@162
|
37 |
protected ByteCodeToJavaScript(Appendable out) {
|
|
jaroslav@0
|
38 |
this.out = out;
|
|
jaroslav@0
|
39 |
}
|
|
jtulach@162
|
40 |
|
|
jtulach@162
|
41 |
/* Collects additional required resources.
|
|
jtulach@162
|
42 |
*
|
|
jtulach@162
|
43 |
* @param internalClassName classes that were referenced and should be loaded in order the
|
|
jtulach@162
|
44 |
* generated JavaScript code works properly. The names are in internal
|
|
jtulach@162
|
45 |
* JVM form so String is <code>java/lang/String</code>.
|
|
jtulach@162
|
46 |
*/
|
|
jtulach@162
|
47 |
protected abstract boolean requireReference(String internalClassName);
|
|
jtulach@162
|
48 |
|
|
jtulach@162
|
49 |
/*
|
|
jtulach@162
|
50 |
* @param resourcePath name of resources to read
|
|
jtulach@162
|
51 |
*/
|
|
jtulach@162
|
52 |
protected abstract void requireScript(String resourcePath);
|
|
jaroslav@18
|
53 |
|
|
jaroslav@18
|
54 |
/**
|
|
jaroslav@18
|
55 |
* Converts a given class file to a JavaScript version.
|
|
jaroslav@18
|
56 |
*
|
|
jaroslav@0
|
57 |
* @param classFile input stream with code of the .class file
|
|
jaroslav@97
|
58 |
* @return the initialization code for this class, if any. Otherwise <code>null</code>
|
|
jaroslav@91
|
59 |
*
|
|
jaroslav@0
|
60 |
* @throws IOException if something goes wrong during read or write or translating
|
|
jaroslav@0
|
61 |
*/
|
|
jaroslav@18
|
62 |
|
|
jtulach@162
|
63 |
public String compile(InputStream classFile) throws IOException {
|
|
jtulach@162
|
64 |
this.jc = new ClassData(classFile);
|
|
jaroslav@152
|
65 |
byte[] arrData = jc.findAnnotationData(true);
|
|
jaroslav@170
|
66 |
String[] arr = findAnnotation(arrData, jc,
|
|
jaroslav@170
|
67 |
"org.apidesign.bck2brwsr.core.ExtraJavaScript",
|
|
jaroslav@170
|
68 |
"resource", "processByteCode"
|
|
jaroslav@170
|
69 |
);
|
|
jaroslav@152
|
70 |
if (arr != null) {
|
|
jtulach@162
|
71 |
requireScript(arr[0]);
|
|
jaroslav@152
|
72 |
if ("0".equals(arr[1])) {
|
|
jaroslav@97
|
73 |
return null;
|
|
jaroslav@91
|
74 |
}
|
|
jaroslav@91
|
75 |
}
|
|
jtulach@162
|
76 |
StringArray toInitilize = new StringArray();
|
|
jaroslav@151
|
77 |
for (MethodData m : jc.getMethods()) {
|
|
jaroslav@0
|
78 |
if (m.isStatic()) {
|
|
jtulach@162
|
79 |
generateStaticMethod(m, toInitilize);
|
|
jaroslav@10
|
80 |
} else {
|
|
jtulach@162
|
81 |
generateInstanceMethod(m);
|
|
jaroslav@0
|
82 |
}
|
|
jaroslav@0
|
83 |
}
|
|
jaroslav@151
|
84 |
final String className = className(jc);
|
|
jaroslav@13
|
85 |
out.append("\nfunction ").append(className);
|
|
jaroslav@10
|
86 |
out.append("() {");
|
|
jaroslav@151
|
87 |
for (FieldData v : jc.getFields()) {
|
|
jaroslav@10
|
88 |
if (!v.isStatic()) {
|
|
jaroslav@137
|
89 |
out.append("\n this.fld_").
|
|
jaroslav@173
|
90 |
append(v.getName()).append(initField(v));
|
|
jaroslav@10
|
91 |
}
|
|
jaroslav@10
|
92 |
}
|
|
jaroslav@98
|
93 |
out.append("\n}\n\nfunction ").append(className).append("_proto() {");
|
|
jaroslav@98
|
94 |
out.append("\n if (").append(className).
|
|
jaroslav@98
|
95 |
append(".prototype.$instOf_").append(className).append(") {");
|
|
jtulach@130
|
96 |
out.append("\n return new ").append(className).append(";");
|
|
jaroslav@98
|
97 |
out.append("\n }");
|
|
jtulach@191
|
98 |
for (FieldData v : jc.getFields()) {
|
|
jtulach@191
|
99 |
if (v.isStatic()) {
|
|
jtulach@191
|
100 |
generateStaticField(v);
|
|
jtulach@191
|
101 |
}
|
|
jtulach@191
|
102 |
}
|
|
jaroslav@151
|
103 |
// ClassName sc = jc.getSuperClass();
|
|
jaroslav@151
|
104 |
String sc = jc.getSuperClassName(); // with _
|
|
jaroslav@13
|
105 |
if (sc != null) {
|
|
jtulach@130
|
106 |
out.append("\n var p = ").append(className)
|
|
jtulach@130
|
107 |
.append(".prototype = ").
|
|
jaroslav@151
|
108 |
append(sc.replace('/', '_')).append("_proto();");
|
|
jtulach@130
|
109 |
} else {
|
|
jaroslav@135
|
110 |
out.append("\n var p = ").append(className).append(".prototype;");
|
|
jaroslav@13
|
111 |
}
|
|
jaroslav@151
|
112 |
for (MethodData m : jc.getMethods()) {
|
|
jtulach@190
|
113 |
if (!m.getName().contains("<cinit>")) {
|
|
jtulach@162
|
114 |
generateMethodReference("\n p.", m);
|
|
jaroslav@38
|
115 |
}
|
|
jaroslav@38
|
116 |
}
|
|
jtulach@130
|
117 |
out.append("\n p.$instOf_").append(className).append(" = true;");
|
|
jaroslav@151
|
118 |
for (String superInterface : jc.getSuperInterfaces()) {
|
|
jaroslav@151
|
119 |
out.append("\n p.$instOf_").append(superInterface.replace('/', '_')).append(" = true;");
|
|
jaroslav@40
|
120 |
}
|
|
jtulach@130
|
121 |
out.append("\n return new ").append(className).append(";");
|
|
jaroslav@98
|
122 |
out.append("\n}");
|
|
jaroslav@98
|
123 |
out.append("\n").append(className).append("_proto();");
|
|
jaroslav@97
|
124 |
StringBuilder sb = new StringBuilder();
|
|
jtulach@162
|
125 |
for (String init : toInitilize.toArray()) {
|
|
jaroslav@97
|
126 |
sb.append("\n").append(init).append("();");
|
|
jaroslav@21
|
127 |
}
|
|
jaroslav@97
|
128 |
return sb.toString();
|
|
jaroslav@0
|
129 |
}
|
|
jtulach@162
|
130 |
private void generateStaticMethod(MethodData m, StringArray toInitilize) throws IOException {
|
|
jaroslav@94
|
131 |
if (javaScriptBody(m, true)) {
|
|
jaroslav@94
|
132 |
return;
|
|
jaroslav@94
|
133 |
}
|
|
jtulach@156
|
134 |
StringBuilder argsCnt = new StringBuilder();
|
|
jaroslav@151
|
135 |
final String mn = findMethodName(m, argsCnt);
|
|
jaroslav@1
|
136 |
out.append("\nfunction ").append(
|
|
jaroslav@151
|
137 |
className(jc)
|
|
jaroslav@21
|
138 |
).append('_').append(mn);
|
|
jaroslav@21
|
139 |
if (mn.equals("classV")) {
|
|
jaroslav@151
|
140 |
toInitilize.add(className(jc) + '_' + mn);
|
|
jaroslav@21
|
141 |
}
|
|
jaroslav@0
|
142 |
out.append('(');
|
|
jaroslav@0
|
143 |
String space = "";
|
|
jtulach@156
|
144 |
for (int index = 0, i = 0; i < argsCnt.length(); i++) {
|
|
jaroslav@0
|
145 |
out.append(space);
|
|
jaroslav@2
|
146 |
out.append("arg").append(String.valueOf(index));
|
|
jaroslav@0
|
147 |
space = ",";
|
|
jaroslav@151
|
148 |
final String desc = null;// XXX findDescriptor(args.get(i).getDescriptor());
|
|
jtulach@156
|
149 |
if (argsCnt.charAt(i) == '1') {
|
|
jaroslav@2
|
150 |
index += 2;
|
|
jaroslav@2
|
151 |
} else {
|
|
jaroslav@2
|
152 |
index++;
|
|
jaroslav@2
|
153 |
}
|
|
jaroslav@0
|
154 |
}
|
|
jaroslav@5
|
155 |
out.append(") {").append("\n");
|
|
jaroslav@151
|
156 |
final byte[] code = m.getCode();
|
|
jaroslav@18
|
157 |
if (code != null) {
|
|
jaroslav@151
|
158 |
int len = m.getMaxLocals();
|
|
jtulach@156
|
159 |
for (int index = argsCnt.length(), i = argsCnt.length(); i < len; i++) {
|
|
jaroslav@18
|
160 |
out.append(" var ");
|
|
jaroslav@18
|
161 |
out.append("arg").append(String.valueOf(i)).append(";\n");
|
|
jaroslav@18
|
162 |
}
|
|
jaroslav@21
|
163 |
out.append(" var stack = new Array();\n");
|
|
jaroslav@151
|
164 |
produceCode(code);
|
|
jaroslav@18
|
165 |
} else {
|
|
jaroslav@151
|
166 |
out.append(" /* no code found for ").append(m.getInternalSig()).append(" */\n");
|
|
jaroslav@0
|
167 |
}
|
|
jaroslav@10
|
168 |
out.append("}");
|
|
jaroslav@10
|
169 |
}
|
|
jaroslav@10
|
170 |
|
|
jaroslav@151
|
171 |
private void generateMethodReference(String prefix, MethodData m) throws IOException {
|
|
jtulach@156
|
172 |
final String name = findMethodName(m, new StringBuilder());
|
|
jaroslav@38
|
173 |
out.append(prefix).append(name).append(" = ")
|
|
jaroslav@151
|
174 |
.append(className(jc))
|
|
jaroslav@12
|
175 |
.append('_').append(name).append(";");
|
|
jaroslav@12
|
176 |
}
|
|
jaroslav@12
|
177 |
|
|
jaroslav@151
|
178 |
private void generateInstanceMethod(MethodData m) throws IOException {
|
|
jaroslav@94
|
179 |
if (javaScriptBody(m, false)) {
|
|
jaroslav@94
|
180 |
return;
|
|
jaroslav@94
|
181 |
}
|
|
jtulach@156
|
182 |
StringBuilder argsCnt = new StringBuilder();
|
|
jaroslav@10
|
183 |
out.append("\nfunction ").append(
|
|
jaroslav@151
|
184 |
className(jc)
|
|
jaroslav@151
|
185 |
).append('_').append(findMethodName(m, argsCnt));
|
|
jaroslav@10
|
186 |
out.append("(arg0");
|
|
jaroslav@10
|
187 |
String space = ",";
|
|
jtulach@156
|
188 |
for (int index = 1, i = 0; i < argsCnt.length(); i++) {
|
|
jaroslav@10
|
189 |
out.append(space);
|
|
jaroslav@10
|
190 |
out.append("arg").append(String.valueOf(index));
|
|
jtulach@156
|
191 |
if (argsCnt.charAt(i) == '1') {
|
|
jaroslav@10
|
192 |
index += 2;
|
|
jaroslav@10
|
193 |
} else {
|
|
jaroslav@10
|
194 |
index++;
|
|
jaroslav@10
|
195 |
}
|
|
jaroslav@10
|
196 |
}
|
|
jaroslav@10
|
197 |
out.append(") {").append("\n");
|
|
jaroslav@151
|
198 |
final byte[] code = m.getCode();
|
|
jaroslav@18
|
199 |
if (code != null) {
|
|
jaroslav@151
|
200 |
int len = m.getMaxLocals();
|
|
jtulach@156
|
201 |
for (int index = argsCnt.length(), i = argsCnt.length(); i < len; i++) {
|
|
jaroslav@18
|
202 |
out.append(" var ");
|
|
jaroslav@18
|
203 |
out.append("arg").append(String.valueOf(i + 1)).append(";\n");
|
|
jaroslav@18
|
204 |
}
|
|
jaroslav@96
|
205 |
out.append(";\n var stack = new Array();\n");
|
|
jaroslav@151
|
206 |
produceCode(code);
|
|
jaroslav@18
|
207 |
} else {
|
|
jaroslav@151
|
208 |
out.append(" /* no code found for ").append(m.getInternalSig()).append(" */\n");
|
|
jaroslav@10
|
209 |
}
|
|
jaroslav@0
|
210 |
out.append("}");
|
|
jaroslav@0
|
211 |
}
|
|
jaroslav@0
|
212 |
|
|
jaroslav@0
|
213 |
private void produceCode(byte[] byteCodes) throws IOException {
|
|
jaroslav@10
|
214 |
out.append("\n var gt = 0;\n for(;;) switch(gt) {\n");
|
|
jaroslav@0
|
215 |
for (int i = 0; i < byteCodes.length; i++) {
|
|
jaroslav@0
|
216 |
int prev = i;
|
|
jaroslav@10
|
217 |
out.append(" case " + i).append(": ");
|
|
jtulach@128
|
218 |
final int c = readByte(byteCodes, i);
|
|
jaroslav@0
|
219 |
switch (c) {
|
|
jaroslav@151
|
220 |
case opc_aload_0:
|
|
jaroslav@151
|
221 |
case opc_iload_0:
|
|
jaroslav@151
|
222 |
case opc_lload_0:
|
|
jaroslav@151
|
223 |
case opc_fload_0:
|
|
jaroslav@151
|
224 |
case opc_dload_0:
|
|
jaroslav@0
|
225 |
out.append("stack.push(arg0);");
|
|
jaroslav@0
|
226 |
break;
|
|
jaroslav@151
|
227 |
case opc_aload_1:
|
|
jaroslav@151
|
228 |
case opc_iload_1:
|
|
jaroslav@151
|
229 |
case opc_lload_1:
|
|
jaroslav@151
|
230 |
case opc_fload_1:
|
|
jaroslav@151
|
231 |
case opc_dload_1:
|
|
jaroslav@0
|
232 |
out.append("stack.push(arg1);");
|
|
jaroslav@0
|
233 |
break;
|
|
jaroslav@151
|
234 |
case opc_aload_2:
|
|
jaroslav@151
|
235 |
case opc_iload_2:
|
|
jaroslav@151
|
236 |
case opc_lload_2:
|
|
jaroslav@151
|
237 |
case opc_fload_2:
|
|
jaroslav@151
|
238 |
case opc_dload_2:
|
|
jaroslav@2
|
239 |
out.append("stack.push(arg2);");
|
|
jaroslav@2
|
240 |
break;
|
|
jaroslav@151
|
241 |
case opc_aload_3:
|
|
jaroslav@151
|
242 |
case opc_iload_3:
|
|
jaroslav@151
|
243 |
case opc_lload_3:
|
|
jaroslav@151
|
244 |
case opc_fload_3:
|
|
jaroslav@151
|
245 |
case opc_dload_3:
|
|
jaroslav@3
|
246 |
out.append("stack.push(arg3);");
|
|
jaroslav@3
|
247 |
break;
|
|
jaroslav@151
|
248 |
case opc_iload:
|
|
jaroslav@151
|
249 |
case opc_lload:
|
|
jaroslav@151
|
250 |
case opc_fload:
|
|
jaroslav@151
|
251 |
case opc_dload:
|
|
jaroslav@151
|
252 |
case opc_aload: {
|
|
jtulach@128
|
253 |
final int indx = readByte(byteCodes, ++i);
|
|
jaroslav@3
|
254 |
out.append("stack.push(arg").append(indx + ");");
|
|
jaroslav@3
|
255 |
break;
|
|
jaroslav@3
|
256 |
}
|
|
jaroslav@151
|
257 |
case opc_istore:
|
|
jaroslav@151
|
258 |
case opc_lstore:
|
|
jaroslav@151
|
259 |
case opc_fstore:
|
|
jaroslav@151
|
260 |
case opc_dstore:
|
|
jaroslav@151
|
261 |
case opc_astore: {
|
|
jtulach@128
|
262 |
final int indx = readByte(byteCodes, ++i);
|
|
jaroslav@151
|
263 |
out.append("arg" + indx).append(" = stack.pop();");
|
|
jaroslav@31
|
264 |
break;
|
|
jaroslav@31
|
265 |
}
|
|
jaroslav@151
|
266 |
case opc_astore_0:
|
|
jaroslav@151
|
267 |
case opc_istore_0:
|
|
jaroslav@151
|
268 |
case opc_lstore_0:
|
|
jaroslav@151
|
269 |
case opc_fstore_0:
|
|
jaroslav@151
|
270 |
case opc_dstore_0:
|
|
jaroslav@5
|
271 |
out.append("arg0 = stack.pop();");
|
|
jaroslav@5
|
272 |
break;
|
|
jaroslav@151
|
273 |
case opc_astore_1:
|
|
jaroslav@151
|
274 |
case opc_istore_1:
|
|
jaroslav@151
|
275 |
case opc_lstore_1:
|
|
jaroslav@151
|
276 |
case opc_fstore_1:
|
|
jaroslav@151
|
277 |
case opc_dstore_1:
|
|
jaroslav@5
|
278 |
out.append("arg1 = stack.pop();");
|
|
jaroslav@5
|
279 |
break;
|
|
jaroslav@151
|
280 |
case opc_astore_2:
|
|
jaroslav@151
|
281 |
case opc_istore_2:
|
|
jaroslav@151
|
282 |
case opc_lstore_2:
|
|
jaroslav@151
|
283 |
case opc_fstore_2:
|
|
jaroslav@151
|
284 |
case opc_dstore_2:
|
|
jaroslav@5
|
285 |
out.append("arg2 = stack.pop();");
|
|
jaroslav@5
|
286 |
break;
|
|
jaroslav@151
|
287 |
case opc_astore_3:
|
|
jaroslav@151
|
288 |
case opc_istore_3:
|
|
jaroslav@151
|
289 |
case opc_lstore_3:
|
|
jaroslav@151
|
290 |
case opc_fstore_3:
|
|
jaroslav@151
|
291 |
case opc_dstore_3:
|
|
jaroslav@5
|
292 |
out.append("arg3 = stack.pop();");
|
|
jaroslav@5
|
293 |
break;
|
|
jaroslav@151
|
294 |
case opc_iadd:
|
|
jaroslav@151
|
295 |
case opc_ladd:
|
|
jaroslav@151
|
296 |
case opc_fadd:
|
|
jaroslav@151
|
297 |
case opc_dadd:
|
|
jaroslav@0
|
298 |
out.append("stack.push(stack.pop() + stack.pop());");
|
|
jaroslav@0
|
299 |
break;
|
|
jaroslav@151
|
300 |
case opc_isub:
|
|
jaroslav@151
|
301 |
case opc_lsub:
|
|
jaroslav@151
|
302 |
case opc_fsub:
|
|
jaroslav@151
|
303 |
case opc_dsub:
|
|
jaroslav@3
|
304 |
out.append("{ var tmp = stack.pop(); stack.push(stack.pop() - tmp); }");
|
|
jaroslav@2
|
305 |
break;
|
|
jaroslav@151
|
306 |
case opc_imul:
|
|
jaroslav@151
|
307 |
case opc_lmul:
|
|
jaroslav@151
|
308 |
case opc_fmul:
|
|
jaroslav@151
|
309 |
case opc_dmul:
|
|
jaroslav@1
|
310 |
out.append("stack.push(stack.pop() * stack.pop());");
|
|
jaroslav@1
|
311 |
break;
|
|
jaroslav@151
|
312 |
case opc_idiv:
|
|
jaroslav@151
|
313 |
case opc_ldiv:
|
|
jaroslav@3
|
314 |
out.append("{ var tmp = stack.pop(); stack.push(Math.floor(stack.pop() / tmp)); }");
|
|
jaroslav@3
|
315 |
break;
|
|
jaroslav@151
|
316 |
case opc_fdiv:
|
|
jaroslav@151
|
317 |
case opc_ddiv:
|
|
jaroslav@3
|
318 |
out.append("{ var tmp = stack.pop(); stack.push(stack.pop() / tmp); }");
|
|
jaroslav@3
|
319 |
break;
|
|
jaroslav@178
|
320 |
case opc_irem:
|
|
jaroslav@178
|
321 |
case opc_lrem:
|
|
jaroslav@178
|
322 |
case opc_frem:
|
|
jaroslav@178
|
323 |
case opc_drem:
|
|
jaroslav@178
|
324 |
out.append("{ var d = stack.pop(); stack.push(stack.pop() % d); }");
|
|
jaroslav@178
|
325 |
break;
|
|
jaroslav@151
|
326 |
case opc_iand:
|
|
jaroslav@151
|
327 |
case opc_land:
|
|
jaroslav@7
|
328 |
out.append("stack.push(stack.pop() & stack.pop());");
|
|
jaroslav@7
|
329 |
break;
|
|
jaroslav@151
|
330 |
case opc_ior:
|
|
jaroslav@151
|
331 |
case opc_lor:
|
|
jaroslav@7
|
332 |
out.append("stack.push(stack.pop() | stack.pop());");
|
|
jaroslav@7
|
333 |
break;
|
|
jaroslav@151
|
334 |
case opc_ixor:
|
|
jaroslav@151
|
335 |
case opc_lxor:
|
|
jaroslav@6
|
336 |
out.append("stack.push(stack.pop() ^ stack.pop());");
|
|
jaroslav@6
|
337 |
break;
|
|
jaroslav@151
|
338 |
case opc_ineg:
|
|
jaroslav@151
|
339 |
case opc_lneg:
|
|
jaroslav@151
|
340 |
case opc_fneg:
|
|
jaroslav@151
|
341 |
case opc_dneg:
|
|
jaroslav@93
|
342 |
out.append("stack.push(- stack.pop());");
|
|
jaroslav@93
|
343 |
break;
|
|
jaroslav@151
|
344 |
case opc_ishl:
|
|
jaroslav@151
|
345 |
case opc_lshl:
|
|
jaroslav@93
|
346 |
out.append("{ var v = stack.pop(); stack.push(stack.pop() << v); }");
|
|
jaroslav@93
|
347 |
break;
|
|
jaroslav@151
|
348 |
case opc_ishr:
|
|
jaroslav@151
|
349 |
case opc_lshr:
|
|
jaroslav@93
|
350 |
out.append("{ var v = stack.pop(); stack.push(stack.pop() >> v); }");
|
|
jaroslav@93
|
351 |
break;
|
|
jaroslav@151
|
352 |
case opc_iushr:
|
|
jaroslav@151
|
353 |
case opc_lushr:
|
|
jaroslav@93
|
354 |
out.append("{ var v = stack.pop(); stack.push(stack.pop() >>> v); }");
|
|
jaroslav@93
|
355 |
break;
|
|
jaroslav@151
|
356 |
case opc_iinc: {
|
|
jtulach@128
|
357 |
final int varIndx = readByte(byteCodes, ++i);
|
|
jaroslav@104
|
358 |
final int incrBy = byteCodes[++i];
|
|
jaroslav@5
|
359 |
if (incrBy == 1) {
|
|
jaroslav@5
|
360 |
out.append("arg" + varIndx).append("++;");
|
|
jaroslav@5
|
361 |
} else {
|
|
jaroslav@5
|
362 |
out.append("arg" + varIndx).append(" += " + incrBy).append(";");
|
|
jaroslav@5
|
363 |
}
|
|
jaroslav@5
|
364 |
break;
|
|
jaroslav@5
|
365 |
}
|
|
jaroslav@151
|
366 |
case opc_return:
|
|
jaroslav@10
|
367 |
out.append("return;");
|
|
jaroslav@10
|
368 |
break;
|
|
jaroslav@151
|
369 |
case opc_ireturn:
|
|
jaroslav@151
|
370 |
case opc_lreturn:
|
|
jaroslav@151
|
371 |
case opc_freturn:
|
|
jaroslav@151
|
372 |
case opc_dreturn:
|
|
jaroslav@151
|
373 |
case opc_areturn:
|
|
jaroslav@0
|
374 |
out.append("return stack.pop();");
|
|
jaroslav@1
|
375 |
break;
|
|
jaroslav@151
|
376 |
case opc_i2l:
|
|
jaroslav@151
|
377 |
case opc_i2f:
|
|
jaroslav@151
|
378 |
case opc_i2d:
|
|
jaroslav@151
|
379 |
case opc_l2i:
|
|
jaroslav@3
|
380 |
// max int check?
|
|
jaroslav@151
|
381 |
case opc_l2f:
|
|
jaroslav@151
|
382 |
case opc_l2d:
|
|
jaroslav@151
|
383 |
case opc_f2d:
|
|
jaroslav@151
|
384 |
case opc_d2f:
|
|
jaroslav@3
|
385 |
out.append("/* number conversion */");
|
|
jaroslav@3
|
386 |
break;
|
|
jaroslav@151
|
387 |
case opc_f2i:
|
|
jaroslav@151
|
388 |
case opc_f2l:
|
|
jaroslav@151
|
389 |
case opc_d2i:
|
|
jaroslav@151
|
390 |
case opc_d2l:
|
|
jaroslav@3
|
391 |
out.append("stack.push(Math.floor(stack.pop()));");
|
|
jaroslav@3
|
392 |
break;
|
|
jaroslav@151
|
393 |
case opc_i2b:
|
|
jaroslav@151
|
394 |
case opc_i2c:
|
|
jaroslav@151
|
395 |
case opc_i2s:
|
|
jaroslav@2
|
396 |
out.append("/* number conversion */");
|
|
jaroslav@2
|
397 |
break;
|
|
jaroslav@151
|
398 |
case opc_aconst_null:
|
|
jaroslav@46
|
399 |
out.append("stack.push(null);");
|
|
jaroslav@46
|
400 |
break;
|
|
jaroslav@151
|
401 |
case opc_iconst_m1:
|
|
jaroslav@48
|
402 |
out.append("stack.push(-1);");
|
|
jaroslav@48
|
403 |
break;
|
|
jaroslav@151
|
404 |
case opc_iconst_0:
|
|
jaroslav@151
|
405 |
case opc_dconst_0:
|
|
jaroslav@151
|
406 |
case opc_lconst_0:
|
|
jaroslav@151
|
407 |
case opc_fconst_0:
|
|
jaroslav@4
|
408 |
out.append("stack.push(0);");
|
|
jaroslav@4
|
409 |
break;
|
|
jaroslav@151
|
410 |
case opc_iconst_1:
|
|
jaroslav@151
|
411 |
case opc_lconst_1:
|
|
jaroslav@151
|
412 |
case opc_fconst_1:
|
|
jaroslav@151
|
413 |
case opc_dconst_1:
|
|
jaroslav@4
|
414 |
out.append("stack.push(1);");
|
|
jaroslav@4
|
415 |
break;
|
|
jaroslav@151
|
416 |
case opc_iconst_2:
|
|
jaroslav@151
|
417 |
case opc_fconst_2:
|
|
jaroslav@4
|
418 |
out.append("stack.push(2);");
|
|
jaroslav@4
|
419 |
break;
|
|
jaroslav@151
|
420 |
case opc_iconst_3:
|
|
jaroslav@4
|
421 |
out.append("stack.push(3);");
|
|
jaroslav@4
|
422 |
break;
|
|
jaroslav@151
|
423 |
case opc_iconst_4:
|
|
jaroslav@4
|
424 |
out.append("stack.push(4);");
|
|
jaroslav@4
|
425 |
break;
|
|
jaroslav@151
|
426 |
case opc_iconst_5:
|
|
jaroslav@4
|
427 |
out.append("stack.push(5);");
|
|
jaroslav@4
|
428 |
break;
|
|
jaroslav@151
|
429 |
case opc_ldc: {
|
|
jtulach@128
|
430 |
int indx = readByte(byteCodes, ++i);
|
|
jaroslav@151
|
431 |
String v = encodeConstant(indx);
|
|
jaroslav@21
|
432 |
out.append("stack.push(").append(v).append(");");
|
|
jaroslav@20
|
433 |
break;
|
|
jaroslav@20
|
434 |
}
|
|
jaroslav@151
|
435 |
case opc_ldc_w:
|
|
jaroslav@151
|
436 |
case opc_ldc2_w: {
|
|
jaroslav@8
|
437 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@8
|
438 |
i += 2;
|
|
jaroslav@151
|
439 |
String v = encodeConstant(indx);
|
|
jaroslav@21
|
440 |
out.append("stack.push(").append(v).append(");");
|
|
jaroslav@8
|
441 |
break;
|
|
jaroslav@8
|
442 |
}
|
|
jaroslav@151
|
443 |
case opc_lcmp:
|
|
jaroslav@151
|
444 |
case opc_fcmpl:
|
|
jaroslav@151
|
445 |
case opc_fcmpg:
|
|
jaroslav@151
|
446 |
case opc_dcmpl:
|
|
jaroslav@151
|
447 |
case opc_dcmpg: {
|
|
jaroslav@20
|
448 |
out.append("{ var delta = stack.pop() - stack.pop(); stack.push(delta < 0 ?-1 : (delta == 0 ? 0 : 1)); }");
|
|
jaroslav@20
|
449 |
break;
|
|
jaroslav@20
|
450 |
}
|
|
jaroslav@151
|
451 |
case opc_if_acmpeq:
|
|
jaroslav@104
|
452 |
i = generateIf(byteCodes, i, "===");
|
|
jaroslav@104
|
453 |
break;
|
|
jaroslav@151
|
454 |
case opc_if_acmpne:
|
|
jaroslav@104
|
455 |
i = generateIf(byteCodes, i, "!=");
|
|
jaroslav@104
|
456 |
break;
|
|
jaroslav@151
|
457 |
case opc_if_icmpeq: {
|
|
jaroslav@4
|
458 |
i = generateIf(byteCodes, i, "==");
|
|
jaroslav@4
|
459 |
break;
|
|
jaroslav@4
|
460 |
}
|
|
jaroslav@151
|
461 |
case opc_ifeq: {
|
|
jaroslav@7
|
462 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@7
|
463 |
out.append("if (stack.pop() == 0) { gt = " + indx);
|
|
jaroslav@7
|
464 |
out.append("; continue; }");
|
|
jaroslav@7
|
465 |
i += 2;
|
|
jaroslav@7
|
466 |
break;
|
|
jaroslav@7
|
467 |
}
|
|
jaroslav@151
|
468 |
case opc_ifne: {
|
|
jaroslav@20
|
469 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@20
|
470 |
out.append("if (stack.pop() != 0) { gt = " + indx);
|
|
jaroslav@20
|
471 |
out.append("; continue; }");
|
|
jaroslav@20
|
472 |
i += 2;
|
|
jaroslav@20
|
473 |
break;
|
|
jaroslav@20
|
474 |
}
|
|
jaroslav@151
|
475 |
case opc_iflt: {
|
|
jaroslav@20
|
476 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@20
|
477 |
out.append("if (stack.pop() < 0) { gt = " + indx);
|
|
jaroslav@20
|
478 |
out.append("; continue; }");
|
|
jaroslav@20
|
479 |
i += 2;
|
|
jaroslav@20
|
480 |
break;
|
|
jaroslav@20
|
481 |
}
|
|
jaroslav@151
|
482 |
case opc_ifle: {
|
|
jaroslav@20
|
483 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@20
|
484 |
out.append("if (stack.pop() <= 0) { gt = " + indx);
|
|
jaroslav@20
|
485 |
out.append("; continue; }");
|
|
jaroslav@20
|
486 |
i += 2;
|
|
jaroslav@20
|
487 |
break;
|
|
jaroslav@20
|
488 |
}
|
|
jaroslav@151
|
489 |
case opc_ifgt: {
|
|
jaroslav@20
|
490 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@20
|
491 |
out.append("if (stack.pop() > 0) { gt = " + indx);
|
|
jaroslav@20
|
492 |
out.append("; continue; }");
|
|
jaroslav@20
|
493 |
i += 2;
|
|
jaroslav@20
|
494 |
break;
|
|
jaroslav@20
|
495 |
}
|
|
jaroslav@151
|
496 |
case opc_ifge: {
|
|
jaroslav@20
|
497 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@20
|
498 |
out.append("if (stack.pop() >= 0) { gt = " + indx);
|
|
jaroslav@20
|
499 |
out.append("; continue; }");
|
|
jaroslav@20
|
500 |
i += 2;
|
|
jaroslav@20
|
501 |
break;
|
|
jaroslav@20
|
502 |
}
|
|
jaroslav@151
|
503 |
case opc_ifnonnull: {
|
|
jaroslav@16
|
504 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@171
|
505 |
out.append("if (stack.pop() !== null) { gt = " + indx);
|
|
jaroslav@16
|
506 |
out.append("; continue; }");
|
|
jaroslav@16
|
507 |
i += 2;
|
|
jaroslav@16
|
508 |
break;
|
|
jaroslav@16
|
509 |
}
|
|
jaroslav@151
|
510 |
case opc_ifnull: {
|
|
jaroslav@16
|
511 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@171
|
512 |
out.append("if (stack.pop() === null) { gt = " + indx);
|
|
jaroslav@16
|
513 |
out.append("; continue; }");
|
|
jaroslav@16
|
514 |
i += 2;
|
|
jaroslav@16
|
515 |
break;
|
|
jaroslav@16
|
516 |
}
|
|
jaroslav@151
|
517 |
case opc_if_icmpne:
|
|
jaroslav@4
|
518 |
i = generateIf(byteCodes, i, "!=");
|
|
jaroslav@4
|
519 |
break;
|
|
jaroslav@151
|
520 |
case opc_if_icmplt:
|
|
jaroslav@4
|
521 |
i = generateIf(byteCodes, i, ">");
|
|
jaroslav@4
|
522 |
break;
|
|
jaroslav@151
|
523 |
case opc_if_icmple:
|
|
jaroslav@4
|
524 |
i = generateIf(byteCodes, i, ">=");
|
|
jaroslav@4
|
525 |
break;
|
|
jaroslav@151
|
526 |
case opc_if_icmpgt:
|
|
jaroslav@4
|
527 |
i = generateIf(byteCodes, i, "<");
|
|
jaroslav@4
|
528 |
break;
|
|
jaroslav@151
|
529 |
case opc_if_icmpge:
|
|
jaroslav@4
|
530 |
i = generateIf(byteCodes, i, "<=");
|
|
jaroslav@4
|
531 |
break;
|
|
jaroslav@151
|
532 |
case opc_goto: {
|
|
jaroslav@5
|
533 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@5
|
534 |
out.append("gt = " + indx).append("; continue;");
|
|
jaroslav@5
|
535 |
i += 2;
|
|
jaroslav@5
|
536 |
break;
|
|
jaroslav@5
|
537 |
}
|
|
jaroslav@151
|
538 |
case opc_lookupswitch: {
|
|
jtulach@128
|
539 |
int table = i / 4 * 4 + 4;
|
|
jaroslav@115
|
540 |
int dflt = i + readInt4(byteCodes, table);
|
|
jaroslav@115
|
541 |
table += 4;
|
|
jaroslav@115
|
542 |
int n = readInt4(byteCodes, table);
|
|
jaroslav@115
|
543 |
table += 4;
|
|
jaroslav@115
|
544 |
out.append("switch (stack.pop()) {\n");
|
|
jaroslav@115
|
545 |
while (n-- > 0) {
|
|
jaroslav@115
|
546 |
int cnstnt = readInt4(byteCodes, table);
|
|
jaroslav@115
|
547 |
table += 4;
|
|
jaroslav@115
|
548 |
int offset = i + readInt4(byteCodes, table);
|
|
jaroslav@115
|
549 |
table += 4;
|
|
jaroslav@115
|
550 |
out.append(" case " + cnstnt).append(": gt = " + offset).append("; continue;\n");
|
|
jaroslav@115
|
551 |
}
|
|
jaroslav@115
|
552 |
out.append(" default: gt = " + dflt).append("; continue;\n}");
|
|
jaroslav@115
|
553 |
i = table - 1;
|
|
jaroslav@115
|
554 |
break;
|
|
jaroslav@115
|
555 |
}
|
|
jaroslav@151
|
556 |
case opc_tableswitch: {
|
|
jtulach@128
|
557 |
int table = i / 4 * 4 + 4;
|
|
jaroslav@115
|
558 |
int dflt = i + readInt4(byteCodes, table);
|
|
jaroslav@115
|
559 |
table += 4;
|
|
jaroslav@115
|
560 |
int low = readInt4(byteCodes, table);
|
|
jaroslav@115
|
561 |
table += 4;
|
|
jaroslav@115
|
562 |
int high = readInt4(byteCodes, table);
|
|
jaroslav@115
|
563 |
table += 4;
|
|
jaroslav@115
|
564 |
out.append("switch (stack.pop()) {\n");
|
|
jaroslav@115
|
565 |
while (low <= high) {
|
|
jaroslav@115
|
566 |
int offset = i + readInt4(byteCodes, table);
|
|
jaroslav@115
|
567 |
table += 4;
|
|
jaroslav@115
|
568 |
out.append(" case " + low).append(": gt = " + offset).append("; continue;\n");
|
|
jaroslav@115
|
569 |
low++;
|
|
jaroslav@115
|
570 |
}
|
|
jaroslav@115
|
571 |
out.append(" default: gt = " + dflt).append("; continue;\n}");
|
|
jaroslav@115
|
572 |
i = table - 1;
|
|
jaroslav@115
|
573 |
break;
|
|
jaroslav@115
|
574 |
}
|
|
jaroslav@151
|
575 |
case opc_invokeinterface: {
|
|
jaroslav@46
|
576 |
i = invokeVirtualMethod(byteCodes, i) + 2;
|
|
jaroslav@46
|
577 |
break;
|
|
jaroslav@46
|
578 |
}
|
|
jaroslav@151
|
579 |
case opc_invokevirtual:
|
|
jaroslav@12
|
580 |
i = invokeVirtualMethod(byteCodes, i);
|
|
jaroslav@12
|
581 |
break;
|
|
jaroslav@151
|
582 |
case opc_invokespecial:
|
|
jaroslav@10
|
583 |
i = invokeStaticMethod(byteCodes, i, false);
|
|
jaroslav@4
|
584 |
break;
|
|
jaroslav@151
|
585 |
case opc_invokestatic:
|
|
jaroslav@10
|
586 |
i = invokeStaticMethod(byteCodes, i, true);
|
|
jaroslav@10
|
587 |
break;
|
|
jaroslav@151
|
588 |
case opc_new: {
|
|
jaroslav@8
|
589 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
590 |
String ci = jc.getClassName(indx);
|
|
jaroslav@8
|
591 |
out.append("stack.push(");
|
|
jaroslav@151
|
592 |
out.append("new ").append(ci.replace('/','_'));
|
|
jaroslav@10
|
593 |
out.append(");");
|
|
jaroslav@151
|
594 |
addReference(ci);
|
|
jaroslav@8
|
595 |
i += 2;
|
|
jaroslav@8
|
596 |
break;
|
|
jaroslav@8
|
597 |
}
|
|
jaroslav@151
|
598 |
case opc_newarray: {
|
|
jaroslav@21
|
599 |
int type = byteCodes[i++];
|
|
jaroslav@172
|
600 |
out.append("stack.push(new Array(stack.pop()).fillNulls());");
|
|
jaroslav@21
|
601 |
break;
|
|
jaroslav@21
|
602 |
}
|
|
jaroslav@151
|
603 |
case opc_anewarray: {
|
|
jaroslav@21
|
604 |
i += 2; // skip type of array
|
|
jaroslav@172
|
605 |
out.append("stack.push(new Array(stack.pop()).fillNulls());");
|
|
jaroslav@21
|
606 |
break;
|
|
jaroslav@21
|
607 |
}
|
|
jaroslav@151
|
608 |
case opc_multianewarray: {
|
|
jtulach@128
|
609 |
i += 2;
|
|
jtulach@128
|
610 |
int dim = readByte(byteCodes, ++i);
|
|
jaroslav@172
|
611 |
out.append("{ var a0 = new Array(stack.pop()).fillNulls();");
|
|
jtulach@128
|
612 |
for (int d = 1; d < dim; d++) {
|
|
jtulach@128
|
613 |
out.append("\n var l" + d).append(" = stack.pop();");
|
|
jtulach@128
|
614 |
out.append("\n for (var i" + d).append (" = 0; i" + d).
|
|
jtulach@128
|
615 |
append(" < a" + (d - 1)).
|
|
jtulach@128
|
616 |
append(".length; i" + d).append("++) {");
|
|
jtulach@128
|
617 |
out.append("\n var a" + d).
|
|
jaroslav@172
|
618 |
append (" = new Array(l" + d).append(").fillNulls();");
|
|
jtulach@128
|
619 |
out.append("\n a" + (d - 1)).append("[i" + d).append("] = a" + d).
|
|
jtulach@128
|
620 |
append(";");
|
|
jtulach@128
|
621 |
}
|
|
jtulach@128
|
622 |
for (int d = 1; d < dim; d++) {
|
|
jtulach@128
|
623 |
out.append("\n }");
|
|
jtulach@128
|
624 |
}
|
|
jtulach@128
|
625 |
out.append("\nstack.push(a0); }");
|
|
jtulach@128
|
626 |
break;
|
|
jtulach@128
|
627 |
}
|
|
jaroslav@151
|
628 |
case opc_arraylength:
|
|
jaroslav@21
|
629 |
out.append("stack.push(stack.pop().length);");
|
|
jaroslav@21
|
630 |
break;
|
|
jaroslav@151
|
631 |
case opc_iastore:
|
|
jaroslav@151
|
632 |
case opc_lastore:
|
|
jaroslav@151
|
633 |
case opc_fastore:
|
|
jaroslav@151
|
634 |
case opc_dastore:
|
|
jaroslav@151
|
635 |
case opc_aastore:
|
|
jaroslav@151
|
636 |
case opc_bastore:
|
|
jaroslav@151
|
637 |
case opc_castore:
|
|
jaroslav@151
|
638 |
case opc_sastore: {
|
|
jaroslav@21
|
639 |
out.append("{ var value = stack.pop(); var indx = stack.pop(); stack.pop()[indx] = value; }");
|
|
jaroslav@21
|
640 |
break;
|
|
jaroslav@21
|
641 |
}
|
|
jaroslav@151
|
642 |
case opc_iaload:
|
|
jaroslav@151
|
643 |
case opc_laload:
|
|
jaroslav@151
|
644 |
case opc_faload:
|
|
jaroslav@151
|
645 |
case opc_daload:
|
|
jaroslav@151
|
646 |
case opc_aaload:
|
|
jaroslav@151
|
647 |
case opc_baload:
|
|
jaroslav@151
|
648 |
case opc_caload:
|
|
jaroslav@151
|
649 |
case opc_saload: {
|
|
jaroslav@21
|
650 |
out.append("{ var indx = stack.pop(); stack.push(stack.pop()[indx]); }");
|
|
jaroslav@21
|
651 |
break;
|
|
jaroslav@21
|
652 |
}
|
|
jaroslav@151
|
653 |
case opc_pop2:
|
|
jaroslav@93
|
654 |
out.append("stack.pop();");
|
|
jaroslav@151
|
655 |
case opc_pop:
|
|
jaroslav@93
|
656 |
out.append("stack.pop();");
|
|
jaroslav@93
|
657 |
break;
|
|
jaroslav@151
|
658 |
case opc_dup:
|
|
jaroslav@8
|
659 |
out.append("stack.push(stack[stack.length - 1]);");
|
|
jaroslav@8
|
660 |
break;
|
|
jaroslav@170
|
661 |
case opc_dup_x1:
|
|
jaroslav@170
|
662 |
out.append("{ var v1 = stack.pop(); var v2 = stack.pop(); stack.push(v1); stack.push(v2); stack.push(v1); }");
|
|
jaroslav@170
|
663 |
break;
|
|
jaroslav@170
|
664 |
case opc_dup_x2:
|
|
jaroslav@170
|
665 |
out.append("{ var v1 = stack.pop(); var v2 = stack.pop(); var v3 = stack.pop(); stack.push(v1); stack.push(v3); stack.push(v2); stack.push(v1); }");
|
|
jaroslav@170
|
666 |
break;
|
|
jaroslav@151
|
667 |
case opc_bipush:
|
|
jaroslav@8
|
668 |
out.append("stack.push(" + byteCodes[++i] + ");");
|
|
jaroslav@8
|
669 |
break;
|
|
jaroslav@151
|
670 |
case opc_sipush:
|
|
jaroslav@31
|
671 |
out.append("stack.push(" + readIntArg(byteCodes, i) + ");");
|
|
jaroslav@31
|
672 |
i += 2;
|
|
jaroslav@31
|
673 |
break;
|
|
jaroslav@151
|
674 |
case opc_getfield: {
|
|
jaroslav@8
|
675 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
676 |
String[] fi = jc.getFieldInfoName(indx);
|
|
jaroslav@137
|
677 |
out.append("stack.push(stack.pop().fld_").
|
|
jaroslav@151
|
678 |
append(fi[1]).append(");");
|
|
jaroslav@8
|
679 |
i += 2;
|
|
jaroslav@8
|
680 |
break;
|
|
jaroslav@8
|
681 |
}
|
|
jaroslav@151
|
682 |
case opc_getstatic: {
|
|
jaroslav@9
|
683 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
684 |
String[] fi = jc.getFieldInfoName(indx);
|
|
jaroslav@151
|
685 |
out.append("stack.push(").append(fi[0].replace('/', '_'));
|
|
jtulach@191
|
686 |
out.append('.').append(fi[1]).append(");");
|
|
jaroslav@9
|
687 |
i += 2;
|
|
jaroslav@151
|
688 |
addReference(fi[0]);
|
|
jaroslav@9
|
689 |
break;
|
|
jaroslav@9
|
690 |
}
|
|
jaroslav@151
|
691 |
case opc_putstatic: {
|
|
jaroslav@9
|
692 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
693 |
String[] fi = jc.getFieldInfoName(indx);
|
|
jaroslav@151
|
694 |
out.append(fi[0].replace('/', '_'));
|
|
jtulach@191
|
695 |
out.append('.').append(fi[1]).append(" = stack.pop();");
|
|
jaroslav@9
|
696 |
i += 2;
|
|
jaroslav@151
|
697 |
addReference(fi[0]);
|
|
jaroslav@9
|
698 |
break;
|
|
jaroslav@9
|
699 |
}
|
|
jaroslav@151
|
700 |
case opc_putfield: {
|
|
jaroslav@10
|
701 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
702 |
String[] fi = jc.getFieldInfoName(indx);
|
|
jaroslav@137
|
703 |
out.append("{ var v = stack.pop(); stack.pop().fld_")
|
|
jaroslav@151
|
704 |
.append(fi[1]).append(" = v; }");
|
|
jaroslav@10
|
705 |
i += 2;
|
|
jaroslav@10
|
706 |
break;
|
|
jaroslav@10
|
707 |
}
|
|
jaroslav@151
|
708 |
case opc_checkcast: {
|
|
jaroslav@30
|
709 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
710 |
final String type = jc.getClassName(indx);
|
|
jaroslav@42
|
711 |
if (!type.startsWith("[")) {
|
|
jaroslav@42
|
712 |
// no way to check arrays right now
|
|
jaroslav@42
|
713 |
out.append("if(stack[stack.length - 1].$instOf_")
|
|
jaroslav@42
|
714 |
.append(type.replace('/', '_'))
|
|
jaroslav@42
|
715 |
.append(" != 1) throw {};"); // XXX proper exception
|
|
jaroslav@42
|
716 |
}
|
|
jaroslav@30
|
717 |
i += 2;
|
|
jaroslav@30
|
718 |
break;
|
|
jaroslav@30
|
719 |
}
|
|
jaroslav@151
|
720 |
case opc_instanceof: {
|
|
jaroslav@17
|
721 |
int indx = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
722 |
final String type = jc.getClassName(indx);
|
|
jaroslav@17
|
723 |
out.append("stack.push(stack.pop().$instOf_")
|
|
jaroslav@151
|
724 |
.append(type.replace('/', '_'))
|
|
jaroslav@17
|
725 |
.append(" ? 1 : 0);");
|
|
jaroslav@17
|
726 |
i += 2;
|
|
jaroslav@30
|
727 |
break;
|
|
jaroslav@17
|
728 |
}
|
|
jaroslav@151
|
729 |
case opc_athrow: {
|
|
jaroslav@104
|
730 |
out.append("{ var t = stack.pop(); stack = new Array(1); stack[0] = t; throw t; }");
|
|
jaroslav@104
|
731 |
break;
|
|
jaroslav@104
|
732 |
}
|
|
jaroslav@104
|
733 |
default: {
|
|
jaroslav@104
|
734 |
out.append("throw 'unknown bytecode " + c + "';");
|
|
jaroslav@104
|
735 |
}
|
|
jaroslav@8
|
736 |
|
|
jaroslav@0
|
737 |
}
|
|
jaroslav@39
|
738 |
out.append(" //");
|
|
jaroslav@0
|
739 |
for (int j = prev; j <= i; j++) {
|
|
jaroslav@0
|
740 |
out.append(" ");
|
|
jtulach@128
|
741 |
final int cc = readByte(byteCodes, j);
|
|
jaroslav@0
|
742 |
out.append(Integer.toString(cc));
|
|
jaroslav@0
|
743 |
}
|
|
jaroslav@39
|
744 |
out.append("\n");
|
|
jaroslav@0
|
745 |
}
|
|
jaroslav@10
|
746 |
out.append(" }\n");
|
|
jaroslav@4
|
747 |
}
|
|
jaroslav@4
|
748 |
|
|
jaroslav@4
|
749 |
private int generateIf(byte[] byteCodes, int i, final String test) throws IOException {
|
|
jaroslav@4
|
750 |
int indx = i + readIntArg(byteCodes, i);
|
|
jaroslav@4
|
751 |
out.append("if (stack.pop() ").append(test).append(" stack.pop()) { gt = " + indx);
|
|
jaroslav@4
|
752 |
out.append("; continue; }");
|
|
jaroslav@4
|
753 |
return i + 2;
|
|
jaroslav@4
|
754 |
}
|
|
jaroslav@4
|
755 |
|
|
jaroslav@4
|
756 |
private int readIntArg(byte[] byteCodes, int offsetInstruction) {
|
|
jaroslav@5
|
757 |
final int indxHi = byteCodes[offsetInstruction + 1] << 8;
|
|
jaroslav@5
|
758 |
final int indxLo = byteCodes[offsetInstruction + 2];
|
|
jaroslav@5
|
759 |
return (indxHi & 0xffffff00) | (indxLo & 0xff);
|
|
jaroslav@4
|
760 |
}
|
|
jaroslav@115
|
761 |
private int readInt4(byte[] byteCodes, int offsetInstruction) {
|
|
jaroslav@115
|
762 |
final int d = byteCodes[offsetInstruction + 0] << 24;
|
|
jaroslav@115
|
763 |
final int c = byteCodes[offsetInstruction + 1] << 16;
|
|
jaroslav@115
|
764 |
final int b = byteCodes[offsetInstruction + 2] << 8;
|
|
jaroslav@115
|
765 |
final int a = byteCodes[offsetInstruction + 3];
|
|
jaroslav@115
|
766 |
return (d & 0xff000000) | (c & 0xff0000) | (b & 0xff00) | (a & 0xff);
|
|
jaroslav@115
|
767 |
}
|
|
jtulach@128
|
768 |
private int readByte(byte[] byteCodes, int offsetInstruction) {
|
|
jtulach@128
|
769 |
return (byteCodes[offsetInstruction] + 256) % 256;
|
|
jtulach@128
|
770 |
}
|
|
jaroslav@4
|
771 |
|
|
jtulach@156
|
772 |
private static void countArgs(String descriptor, boolean[] hasReturnType, StringBuilder sig, StringBuilder cnt) {
|
|
jaroslav@4
|
773 |
int i = 0;
|
|
jaroslav@4
|
774 |
Boolean count = null;
|
|
jaroslav@32
|
775 |
boolean array = false;
|
|
jaroslav@10
|
776 |
int firstPos = sig.length();
|
|
jaroslav@4
|
777 |
while (i < descriptor.length()) {
|
|
jaroslav@4
|
778 |
char ch = descriptor.charAt(i++);
|
|
jaroslav@4
|
779 |
switch (ch) {
|
|
jaroslav@4
|
780 |
case '(':
|
|
jaroslav@4
|
781 |
count = true;
|
|
jaroslav@4
|
782 |
continue;
|
|
jaroslav@4
|
783 |
case ')':
|
|
jaroslav@4
|
784 |
count = false;
|
|
jaroslav@4
|
785 |
continue;
|
|
jaroslav@32
|
786 |
case 'A':
|
|
jaroslav@32
|
787 |
array = true;
|
|
jaroslav@32
|
788 |
break;
|
|
jaroslav@4
|
789 |
case 'B':
|
|
jaroslav@4
|
790 |
case 'C':
|
|
jaroslav@4
|
791 |
case 'D':
|
|
jaroslav@4
|
792 |
case 'F':
|
|
jaroslav@4
|
793 |
case 'I':
|
|
jaroslav@4
|
794 |
case 'J':
|
|
jaroslav@4
|
795 |
case 'S':
|
|
jaroslav@4
|
796 |
case 'Z':
|
|
jaroslav@4
|
797 |
if (count) {
|
|
jaroslav@32
|
798 |
if (array) {
|
|
jaroslav@32
|
799 |
sig.append('A');
|
|
jaroslav@32
|
800 |
}
|
|
jaroslav@4
|
801 |
sig.append(ch);
|
|
jtulach@156
|
802 |
if (ch == 'J' || ch == 'D') {
|
|
jtulach@156
|
803 |
cnt.append('1');
|
|
jtulach@156
|
804 |
} else {
|
|
jtulach@156
|
805 |
cnt.append('0');
|
|
jtulach@156
|
806 |
}
|
|
jaroslav@4
|
807 |
} else {
|
|
jaroslav@4
|
808 |
hasReturnType[0] = true;
|
|
jaroslav@10
|
809 |
sig.insert(firstPos, ch);
|
|
jaroslav@32
|
810 |
if (array) {
|
|
jaroslav@32
|
811 |
sig.insert(firstPos, 'A');
|
|
jaroslav@32
|
812 |
}
|
|
jaroslav@4
|
813 |
}
|
|
jaroslav@93
|
814 |
array = false;
|
|
jaroslav@4
|
815 |
continue;
|
|
jaroslav@4
|
816 |
case 'V':
|
|
jaroslav@4
|
817 |
assert !count;
|
|
jaroslav@4
|
818 |
hasReturnType[0] = false;
|
|
jaroslav@10
|
819 |
sig.insert(firstPos, 'V');
|
|
jaroslav@4
|
820 |
continue;
|
|
jaroslav@4
|
821 |
case 'L':
|
|
jaroslav@16
|
822 |
int next = descriptor.indexOf(';', i);
|
|
jaroslav@4
|
823 |
if (count) {
|
|
jaroslav@32
|
824 |
if (array) {
|
|
jaroslav@32
|
825 |
sig.append('A');
|
|
jaroslav@32
|
826 |
}
|
|
jaroslav@16
|
827 |
sig.append(ch);
|
|
jaroslav@16
|
828 |
sig.append(descriptor.substring(i, next).replace('/', '_'));
|
|
jtulach@156
|
829 |
cnt.append('0');
|
|
jaroslav@4
|
830 |
} else {
|
|
jaroslav@16
|
831 |
sig.insert(firstPos, descriptor.substring(i, next).replace('/', '_'));
|
|
jaroslav@16
|
832 |
sig.insert(firstPos, ch);
|
|
jaroslav@32
|
833 |
if (array) {
|
|
jaroslav@33
|
834 |
sig.insert(firstPos, 'A');
|
|
jaroslav@32
|
835 |
}
|
|
jaroslav@4
|
836 |
hasReturnType[0] = true;
|
|
jaroslav@4
|
837 |
}
|
|
jaroslav@16
|
838 |
i = next + 1;
|
|
jaroslav@4
|
839 |
continue;
|
|
jaroslav@4
|
840 |
case '[':
|
|
jaroslav@4
|
841 |
//arrays++;
|
|
jaroslav@4
|
842 |
continue;
|
|
jaroslav@4
|
843 |
default:
|
|
jaroslav@4
|
844 |
break; // invalid character
|
|
jaroslav@4
|
845 |
}
|
|
jaroslav@4
|
846 |
}
|
|
jaroslav@0
|
847 |
}
|
|
jaroslav@9
|
848 |
|
|
jaroslav@151
|
849 |
private void generateStaticField(FieldData v) throws IOException {
|
|
jtulach@191
|
850 |
out.append("\n ")
|
|
jaroslav@151
|
851 |
.append(className(jc))
|
|
jtulach@191
|
852 |
.append('.').append(v.getName()).append(initField(v));
|
|
jaroslav@9
|
853 |
}
|
|
jaroslav@10
|
854 |
|
|
jtulach@156
|
855 |
private String findMethodName(MethodData m, StringBuilder cnt) {
|
|
jaroslav@42
|
856 |
StringBuilder name = new StringBuilder();
|
|
jaroslav@10
|
857 |
if ("<init>".equals(m.getName())) { // NOI18N
|
|
jaroslav@42
|
858 |
name.append("cons"); // NOI18N
|
|
jaroslav@19
|
859 |
} else if ("<clinit>".equals(m.getName())) { // NOI18N
|
|
jaroslav@42
|
860 |
name.append("class"); // NOI18N
|
|
jaroslav@10
|
861 |
} else {
|
|
jaroslav@42
|
862 |
name.append(m.getName());
|
|
jaroslav@10
|
863 |
}
|
|
jaroslav@42
|
864 |
|
|
jaroslav@42
|
865 |
boolean hasReturn[] = { false };
|
|
jtulach@156
|
866 |
countArgs(findDescriptor(m.getInternalSig()), hasReturn, name, cnt);
|
|
jaroslav@42
|
867 |
return name.toString();
|
|
jaroslav@10
|
868 |
}
|
|
jaroslav@10
|
869 |
|
|
jtulach@156
|
870 |
private String findMethodName(String[] mi, StringBuilder cnt, boolean[] hasReturn) {
|
|
jaroslav@10
|
871 |
StringBuilder name = new StringBuilder();
|
|
jaroslav@151
|
872 |
String descr = mi[2];//mi.getDescriptor();
|
|
jaroslav@151
|
873 |
String nm= mi[1];
|
|
jaroslav@151
|
874 |
if ("<init>".equals(nm)) { // NOI18N
|
|
jaroslav@10
|
875 |
name.append("cons"); // NOI18N
|
|
jaroslav@10
|
876 |
} else {
|
|
jaroslav@151
|
877 |
name.append(nm);
|
|
jaroslav@10
|
878 |
}
|
|
jtulach@156
|
879 |
countArgs(findDescriptor(descr), hasReturn, name, cnt);
|
|
jaroslav@10
|
880 |
return name.toString();
|
|
jaroslav@10
|
881 |
}
|
|
jaroslav@10
|
882 |
|
|
jaroslav@10
|
883 |
private int invokeStaticMethod(byte[] byteCodes, int i, boolean isStatic)
|
|
jaroslav@10
|
884 |
throws IOException {
|
|
jaroslav@10
|
885 |
int methodIndex = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
886 |
String[] mi = jc.getFieldInfoName(methodIndex);
|
|
jaroslav@10
|
887 |
boolean[] hasReturn = { false };
|
|
jtulach@156
|
888 |
StringBuilder cnt = new StringBuilder();
|
|
jaroslav@10
|
889 |
String mn = findMethodName(mi, cnt, hasReturn);
|
|
jaroslav@11
|
890 |
out.append("{ ");
|
|
jtulach@156
|
891 |
for (int j = cnt.length() - 1; j >= 0; j--) {
|
|
jaroslav@11
|
892 |
out.append("var v" + j).append(" = stack.pop(); ");
|
|
jaroslav@11
|
893 |
}
|
|
jaroslav@11
|
894 |
|
|
jaroslav@10
|
895 |
if (hasReturn[0]) {
|
|
jaroslav@10
|
896 |
out.append("stack.push(");
|
|
jaroslav@10
|
897 |
}
|
|
jaroslav@151
|
898 |
final String in = mi[0];
|
|
jaroslav@18
|
899 |
out.append(in.replace('/', '_'));
|
|
jtulach@190
|
900 |
out.append(".prototype.");
|
|
jaroslav@10
|
901 |
out.append(mn);
|
|
jaroslav@10
|
902 |
out.append('(');
|
|
jaroslav@10
|
903 |
String sep = "";
|
|
jaroslav@10
|
904 |
if (!isStatic) {
|
|
jaroslav@10
|
905 |
out.append("stack.pop()");
|
|
jaroslav@10
|
906 |
sep = ", ";
|
|
jaroslav@10
|
907 |
}
|
|
jtulach@156
|
908 |
for (int j = 0; j < cnt.length(); j++) {
|
|
jaroslav@10
|
909 |
out.append(sep);
|
|
jaroslav@11
|
910 |
out.append("v" + j);
|
|
jaroslav@10
|
911 |
sep = ", ";
|
|
jaroslav@10
|
912 |
}
|
|
jaroslav@10
|
913 |
out.append(")");
|
|
jaroslav@10
|
914 |
if (hasReturn[0]) {
|
|
jaroslav@10
|
915 |
out.append(")");
|
|
jaroslav@10
|
916 |
}
|
|
jaroslav@11
|
917 |
out.append("; }");
|
|
jaroslav@10
|
918 |
i += 2;
|
|
jaroslav@18
|
919 |
addReference(in);
|
|
jaroslav@10
|
920 |
return i;
|
|
jaroslav@10
|
921 |
}
|
|
jaroslav@12
|
922 |
private int invokeVirtualMethod(byte[] byteCodes, int i)
|
|
jaroslav@12
|
923 |
throws IOException {
|
|
jaroslav@12
|
924 |
int methodIndex = readIntArg(byteCodes, i);
|
|
jaroslav@151
|
925 |
String[] mi = jc.getFieldInfoName(methodIndex);
|
|
jaroslav@12
|
926 |
boolean[] hasReturn = { false };
|
|
jtulach@156
|
927 |
StringBuilder cnt = new StringBuilder();
|
|
jaroslav@12
|
928 |
String mn = findMethodName(mi, cnt, hasReturn);
|
|
jaroslav@12
|
929 |
out.append("{ ");
|
|
jtulach@156
|
930 |
for (int j = cnt.length() - 1; j >= 0; j--) {
|
|
jaroslav@12
|
931 |
out.append("var v" + j).append(" = stack.pop(); ");
|
|
jaroslav@12
|
932 |
}
|
|
jaroslav@12
|
933 |
out.append("var self = stack.pop(); ");
|
|
jaroslav@12
|
934 |
if (hasReturn[0]) {
|
|
jaroslav@12
|
935 |
out.append("stack.push(");
|
|
jaroslav@12
|
936 |
}
|
|
jaroslav@12
|
937 |
out.append("self.");
|
|
jaroslav@12
|
938 |
out.append(mn);
|
|
jaroslav@12
|
939 |
out.append('(');
|
|
jaroslav@12
|
940 |
out.append("self");
|
|
jtulach@156
|
941 |
for (int j = 0; j < cnt.length(); j++) {
|
|
jaroslav@12
|
942 |
out.append(", ");
|
|
jaroslav@12
|
943 |
out.append("v" + j);
|
|
jaroslav@12
|
944 |
}
|
|
jaroslav@12
|
945 |
out.append(")");
|
|
jaroslav@12
|
946 |
if (hasReturn[0]) {
|
|
jaroslav@12
|
947 |
out.append(")");
|
|
jaroslav@12
|
948 |
}
|
|
jaroslav@12
|
949 |
out.append("; }");
|
|
jaroslav@12
|
950 |
i += 2;
|
|
jaroslav@12
|
951 |
return i;
|
|
jaroslav@12
|
952 |
}
|
|
jaroslav@18
|
953 |
|
|
jaroslav@103
|
954 |
private void addReference(String cn) throws IOException {
|
|
jtulach@162
|
955 |
if (requireReference(cn)) {
|
|
jtulach@162
|
956 |
out.append(" /* needs ").append(cn).append(" */");
|
|
jaroslav@18
|
957 |
}
|
|
jaroslav@18
|
958 |
}
|
|
jaroslav@16
|
959 |
|
|
jaroslav@33
|
960 |
private void outType(String d, StringBuilder out) {
|
|
jaroslav@33
|
961 |
int arr = 0;
|
|
jaroslav@33
|
962 |
while (d.charAt(0) == '[') {
|
|
jaroslav@33
|
963 |
out.append('A');
|
|
jaroslav@33
|
964 |
d = d.substring(1);
|
|
jaroslav@33
|
965 |
}
|
|
jaroslav@16
|
966 |
if (d.charAt(0) == 'L') {
|
|
jaroslav@16
|
967 |
assert d.charAt(d.length() - 1) == ';';
|
|
jaroslav@16
|
968 |
out.append(d.replace('/', '_').substring(0, d.length() - 1));
|
|
jaroslav@16
|
969 |
} else {
|
|
jaroslav@16
|
970 |
out.append(d);
|
|
jaroslav@16
|
971 |
}
|
|
jaroslav@16
|
972 |
}
|
|
jaroslav@21
|
973 |
|
|
jaroslav@151
|
974 |
private String encodeConstant(int entryIndex) {
|
|
jaroslav@151
|
975 |
String s = jc.stringValue(entryIndex, true);
|
|
jaroslav@151
|
976 |
return s;
|
|
jaroslav@21
|
977 |
}
|
|
jaroslav@32
|
978 |
|
|
jaroslav@32
|
979 |
private String findDescriptor(String d) {
|
|
jaroslav@32
|
980 |
return d.replace('[', 'A');
|
|
jaroslav@32
|
981 |
}
|
|
jaroslav@94
|
982 |
|
|
jaroslav@151
|
983 |
private boolean javaScriptBody(MethodData m, boolean isStatic) throws IOException {
|
|
jaroslav@152
|
984 |
byte[] arr = m.findAnnotationData(true);
|
|
jaroslav@152
|
985 |
if (arr == null) {
|
|
jaroslav@152
|
986 |
return false;
|
|
jaroslav@152
|
987 |
}
|
|
jaroslav@152
|
988 |
final String jvmType = "L" + JavaScriptBody.class.getName().replace('.', '/') + ";";
|
|
jaroslav@152
|
989 |
class P extends AnnotationParser {
|
|
jaroslav@152
|
990 |
int cnt;
|
|
jaroslav@152
|
991 |
String[] args = new String[30];
|
|
jaroslav@152
|
992 |
String body;
|
|
jaroslav@94
|
993 |
|
|
jaroslav@152
|
994 |
@Override
|
|
jaroslav@152
|
995 |
protected void visitAttr(String type, String attr, String value) {
|
|
jaroslav@152
|
996 |
if (type.equals(jvmType)) {
|
|
jaroslav@152
|
997 |
if ("body".equals(attr)) {
|
|
jaroslav@152
|
998 |
body = value;
|
|
jaroslav@152
|
999 |
} else if ("args".equals(attr)) {
|
|
jaroslav@152
|
1000 |
args[cnt++] = value;
|
|
jaroslav@152
|
1001 |
} else {
|
|
jaroslav@152
|
1002 |
throw new IllegalArgumentException(attr);
|
|
jaroslav@152
|
1003 |
}
|
|
jaroslav@152
|
1004 |
}
|
|
jaroslav@94
|
1005 |
}
|
|
jaroslav@94
|
1006 |
}
|
|
jaroslav@152
|
1007 |
P p = new P();
|
|
jaroslav@152
|
1008 |
p.parse(arr, jc);
|
|
jaroslav@152
|
1009 |
if (p.body == null) {
|
|
jaroslav@152
|
1010 |
return false;
|
|
jaroslav@152
|
1011 |
}
|
|
jtulach@156
|
1012 |
StringBuilder cnt = new StringBuilder();
|
|
jaroslav@152
|
1013 |
out.append("\nfunction ").append(className(jc)).append('_').
|
|
jtulach@156
|
1014 |
append(findMethodName(m, cnt));
|
|
jaroslav@152
|
1015 |
out.append("(");
|
|
jaroslav@152
|
1016 |
String space;
|
|
jaroslav@152
|
1017 |
int index;
|
|
jaroslav@152
|
1018 |
if (!isStatic) {
|
|
jaroslav@152
|
1019 |
out.append(p.args[0]);
|
|
jaroslav@152
|
1020 |
space = ",";
|
|
jaroslav@152
|
1021 |
index = 1;
|
|
jaroslav@152
|
1022 |
} else {
|
|
jaroslav@152
|
1023 |
space = "";
|
|
jaroslav@152
|
1024 |
index = 0;
|
|
jaroslav@152
|
1025 |
}
|
|
jtulach@156
|
1026 |
for (int i = 0; i < cnt.length(); i++) {
|
|
jaroslav@152
|
1027 |
out.append(space);
|
|
jaroslav@152
|
1028 |
out.append(p.args[index]);
|
|
jaroslav@152
|
1029 |
index++;
|
|
jaroslav@152
|
1030 |
space = ",";
|
|
jaroslav@152
|
1031 |
}
|
|
jaroslav@152
|
1032 |
out.append(") {").append("\n");
|
|
jaroslav@152
|
1033 |
out.append(p.body);
|
|
jaroslav@152
|
1034 |
out.append("\n}\n");
|
|
jaroslav@152
|
1035 |
return true;
|
|
jaroslav@151
|
1036 |
}
|
|
jaroslav@151
|
1037 |
private static String className(ClassData jc) {
|
|
jaroslav@151
|
1038 |
//return jc.getName().getInternalName().replace('/', '_');
|
|
jaroslav@151
|
1039 |
return jc.getClassName().replace('/', '_');
|
|
jaroslav@94
|
1040 |
}
|
|
jaroslav@152
|
1041 |
|
|
jaroslav@152
|
1042 |
private static String[] findAnnotation(
|
|
jaroslav@152
|
1043 |
byte[] arr, ClassData cd, final String className,
|
|
jaroslav@152
|
1044 |
final String... attrNames
|
|
jaroslav@152
|
1045 |
) throws IOException {
|
|
jaroslav@152
|
1046 |
if (arr == null) {
|
|
jaroslav@152
|
1047 |
return null;
|
|
jaroslav@152
|
1048 |
}
|
|
jaroslav@152
|
1049 |
final String[] values = new String[attrNames.length];
|
|
jaroslav@152
|
1050 |
final boolean[] found = { false };
|
|
jaroslav@152
|
1051 |
final String jvmType = "L" + className.replace('.', '/') + ";";
|
|
jaroslav@152
|
1052 |
AnnotationParser ap = new AnnotationParser() {
|
|
jaroslav@152
|
1053 |
@Override
|
|
jaroslav@152
|
1054 |
protected void visitAttr(String type, String attr, String value) {
|
|
jaroslav@152
|
1055 |
if (type.equals(jvmType)) {
|
|
jaroslav@152
|
1056 |
found[0] = true;
|
|
jaroslav@152
|
1057 |
for (int i = 0; i < attrNames.length; i++) {
|
|
jaroslav@152
|
1058 |
if (attrNames[i].equals(attr)) {
|
|
jaroslav@152
|
1059 |
values[i] = value;
|
|
jaroslav@152
|
1060 |
}
|
|
jaroslav@152
|
1061 |
}
|
|
jaroslav@152
|
1062 |
}
|
|
jaroslav@152
|
1063 |
}
|
|
jaroslav@152
|
1064 |
|
|
jaroslav@152
|
1065 |
};
|
|
jaroslav@152
|
1066 |
ap.parse(arr, cd);
|
|
jaroslav@152
|
1067 |
return found[0] ? values : null;
|
|
jaroslav@152
|
1068 |
}
|
|
jaroslav@173
|
1069 |
|
|
jaroslav@173
|
1070 |
private CharSequence initField(FieldData v) {
|
|
jaroslav@173
|
1071 |
final String is = v.getInternalSig();
|
|
jaroslav@173
|
1072 |
if (is.length() == 1) {
|
|
jaroslav@173
|
1073 |
switch (is.charAt(0)) {
|
|
jaroslav@173
|
1074 |
case 'S':
|
|
jaroslav@173
|
1075 |
case 'J':
|
|
jaroslav@173
|
1076 |
case 'B':
|
|
jaroslav@173
|
1077 |
case 'Z':
|
|
jaroslav@173
|
1078 |
case 'C':
|
|
jaroslav@173
|
1079 |
case 'I': return " = 0;";
|
|
jaroslav@173
|
1080 |
case 'F':
|
|
jaroslav@180
|
1081 |
case 'D': return " = 0.0;";
|
|
jaroslav@173
|
1082 |
default:
|
|
jaroslav@173
|
1083 |
throw new IllegalStateException(is);
|
|
jaroslav@173
|
1084 |
}
|
|
jaroslav@173
|
1085 |
}
|
|
jaroslav@173
|
1086 |
return " = null;";
|
|
jaroslav@173
|
1087 |
}
|
|
jaroslav@0
|
1088 |
}
|