1 | !636 |
2 | !1000363 // class _x16 |
3 | |
4 | main { |
5 | static Method findMainMethod(Class<?> theClass) { |
6 | for (Method method : theClass.getMethods()) |
7 | if (method.getName().equals("main") && method.getParameterTypes().length == 1) |
8 | return method; |
9 | throw new RuntimeException("Method 'main' with 1 parameter not found in " + theClass.getName()); |
10 | } |
11 | |
12 | psvm { |
13 | String mainSrc = "return (String) o + \" \" + (String) o;"; |
14 | String prelude = "public class main { public static Object main(Object o) throws Exception {\n"; |
15 | String postlude = "\n}}"; |
16 | String src = prelude + mainSrc + postlude; |
17 | File srcDir = _x16.TempDirMaker_make(); |
18 | File classesDir = _x16.TempDirMaker_make(); |
19 | _x16.saveTextFile(new File(srcDir, "main.java").getPath(), src); |
20 | List<File> libraries = new ArrayList<File>(); |
21 | File transpiledDir = _x16.topLevelTranslate(srcDir, libraries); |
22 | String javacOutput = _x16.compileJava(transpiledDir, libraries, classesDir); |
23 | System.out.println(javacOutput); |
24 | URL[] urls = {classesDir.toURI().toURL()}; |
25 | |
26 | // make class loader |
27 | URLClassLoader classLoader = new URLClassLoader(urls); |
28 | |
29 | // load main class |
30 | Class<?> mainClass = classLoader.loadClass("main"); |
31 | |
32 | Method m = findMainMethod(mainClass); |
33 | |
34 | Object in = "helloinput"; |
35 | Object out = m.invoke(null, in); |
36 | System.out.println(in + " => " + out); |
37 | } |
38 | } |
Began life as a copy of #1000364
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Snippet ID: | #1000365 |
Snippet name: | Quick Java compile and in-memory run test (for solvers - now with translations enabled) |
Eternal ID of this version: | #1000365/1 |
Text MD5: | 03e4d9ba51a29bf3de35a49a097d4a79 |
Author: | stefan |
Category: | javax |
Type: | JavaX source code |
Public (visible to everyone): | Yes |
Archived (hidden from active list): | No |
Created/modified: | 2015-07-29 19:03:55 |
Source code size: | 1422 bytes / 38 lines |
Pitched / IR pitched: | No / Yes |
Views / Downloads: | 584 / 507 |
Referenced in: | [show references] |