public static Map<Lang, Result> convertFromFiles(
ClassLoader loader, List<Lang> lang, String file, String fqn, String method)
throws Exception {
DiagnosticCollector<JavaFileObject> diagnostics = new DiagnosticCollector<>();
StandardJavaFileManager manager = javac.getStandardFileManager(diagnostics, locale, charset);
Iterable<? extends JavaFileObject> fileObjects = manager.getJavaFileObjects(file);
StringWriter out = new StringWriter();
JavaCompiler.CompilationTask task =
javac.getTask(
out,
manager,
diagnostics,
Collections.<String>emptyList(),
Collections.<String>emptyList(),
fileObjects);
task.setLocale(locale);
ConvertingProcessor processor = new ConvertingProcessor(lang, fqn, method);
task.setProcessors(Collections.<Processor>singletonList(processor));
if (task.call()) {
return processor.getResults();
} else {
StringWriter message = new StringWriter();
PrintWriter writer = new PrintWriter(message);
writer.append("Compilation of ").append(file).println(" failed:");
for (Diagnostic<? extends JavaFileObject> diagnostic : diagnostics.getDiagnostics()) {
writer.append(diagnostic.getMessage(locale));
}
writer.println("console:");
writer.append(out.getBuffer());
throw new Exception(message.toString());
}
}
@NotNull
public static CompilerConfiguration compilerConfigurationForTests(
@NotNull ConfigurationKind configurationKind,
@NotNull TestJdkKind jdkKind,
@NotNull File... extraClasspath) {
return compilerConfigurationForTests(
configurationKind, jdkKind, Arrays.asList(extraClasspath), Collections.<File>emptyList());
}
private static List<String> parseDependencies(@Nullable String dependencies) {
if (dependencies == null) return Collections.emptyList();
Matcher matcher = Pattern.compile("\\w+").matcher(dependencies);
List<String> result = new ArrayList<String>();
while (matcher.find()) {
result.add(matcher.group());
}
return result;
}