import com.sun.tools.javac.util.PropagatedException; //导入依赖的package包/类
private static Supplier<CodeTransformer> scansPlugins(
    ScannerSupplier scannerSupplier, ErrorProneOptions errorProneOptions, Context context) {
  return Suppliers.memoize(
      () -> {
        // we can't load plugins from the processorpath until the filemanager has been
        // initialized, so do it lazily
        try {
          return ErrorProneScannerTransformer.create(
              ErrorPronePlugins.loadPlugins(scannerSupplier, context)
                  .applyOverrides(errorProneOptions)
                  .get());
        } catch (InvalidCommandLineOptionException e) {
          throw new PropagatedException(e);
        }
      });
}
 

import com.sun.tools.javac.util.PropagatedException; //导入依赖的package包/类
/**
 * Report a usage error.
 */
void error(String key, Object... args) {
    if (apiMode) {
        String msg = getLocalizedString(key, args);
        throw new PropagatedException(new IllegalStateException(msg));
    }
    warning(key, args);
    Log.printLines(out, getLocalizedString("msg.usage", ownName));
}
 

import com.sun.tools.javac.util.PropagatedException; //导入依赖的package包/类
void error(Option.InvalidValueException f) {
    String msg = f.getMessage();
    errors = true;
    switch (errorMode) {
        case ILLEGAL_ARGUMENT: {
            throw new PropagatedException(new IllegalArgumentException(msg, f.getCause()));
        }
        case ILLEGAL_STATE: {
            throw new PropagatedException(new IllegalStateException(msg, f.getCause()));
        }
        case LOG:
            log.printRawLines(ownName + ": " + msg);
    }
}
 

import com.sun.tools.javac.util.PropagatedException; //导入依赖的package包/类
/** Report a usage error.
 */
void error(String key, Object... args) {
    if (apiMode) {
        String msg = getLocalizedString(key, args);
        throw new PropagatedException(new IllegalStateException(msg));
    }
    warning(key, args);
    Log.printLines(out, getLocalizedString("msg.usage", ownName));
}