private void addToClassToSourceMap(String className,String sourceName){
  if (classToSourceMap == null) {
    classToSourceMap=new HashMap<String,String>();
  }
  classToSourceMap.put(className,sourceName);
}

private void addToClassToSourceMap ( String className , String sourceName ) { if ( classToSourceMap == null ) { classToSourceMap = new HashMap < String , String > ( ) ; } classToSourceMap . put ( className , sourceName ) ; }
classtosourcemap is for classes whos names don ' t match the source file name - ex : multiple top level classes in a single file
