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());
}
}
public void report(Diagnostic<? extends JavaFileObject> diagnostic) {
final CompilerMessage.Kind kind;
switch (diagnostic.getKind()) {
case ERROR:
kind = BuildMessage.Kind.ERROR;
myErrorCount++;
break;
case MANDATORY_WARNING:
case WARNING:
case NOTE:
kind = BuildMessage.Kind.WARNING;
myWarningCount++;
break;
default:
kind = BuildMessage.Kind.INFO;
}
File sourceFile = null;
try {
// for eclipse compiler just an attempt to call getSource() may lead to an NPE,
// so calling this method under try/catch to avoid induced compiler errors
final JavaFileObject source = diagnostic.getSource();
sourceFile = source != null ? Utils.convertToFile(source.toUri()) : null;
} catch (Exception e) {
LOG.info(e);
}
final String srcPath =
sourceFile != null ? FileUtil.toSystemIndependentName(sourceFile.getPath()) : null;
String message = diagnostic.getMessage(Locale.US);
if (Utils.IS_TEST_MODE) {
LOG.info(message);
}
myContext.processMessage(
new CompilerMessage(
BUILDER_NAME,
kind,
message,
srcPath,
diagnostic.getStartPosition(),
diagnostic.getEndPosition(),
diagnostic.getPosition(),
diagnostic.getLineNumber(),
diagnostic.getColumnNumber()));
}
