protected static List<String> expandArgFiles(final List<File> files){
  final List<String> content=new ArrayList<String>();
  for (  final File file : files) {
    try {
      content.addAll(PluginUtil.readFile(file));
    }
 catch (    final IOException exc) {
      throw new RuntimeException("Could not open file: " + file.getAbsolutePath(),exc);
    }
  }
  return content;
}

protected static List < String > expandArgFiles ( final List < File > files ) { final List < String > content = new ArrayList < String > ( ) ; for ( final File file : files ) { try { content . addAll ( PluginUtil . readFile ( file ) ) ; } catch ( final IOException exc ) { throw new RuntimeException ( "Could not open file: " + file . getAbsolutePath ( ) , exc ) ; } } return content ; }
return all the lines in all the files .
