anchor.diff:  "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readFloat()"
   "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readDouble()"
   "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readUTF()"
  -"ObjectInputStream";"com::sun::star::io::XInputStream";"readBytes()"
  -"ObjectInputStream";"com::sun::star::io::XInputStream";"readSomeBytes()"
  -"ObjectInputStream";"com::sun::star::io::XInputStream";"skipBytes()"
  -"ObjectInputStream";"com::sun::star::io::XInputStream";"available()"
  -"ObjectInputStream";"com::sun::star::io::XInputStream";"closeInput()"
   "ObjectInputStream";"com::sun::star::io::XActiveDataSink";"setInputStream()"
   "ObjectInputStream";"com::sun::star::io::XActiveDataSink";"getInputStream()"
   "ObjectInputStream";"com::sun::star::io::XMarkableStream";"createMark()"
  
positive.code: "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readBoolean()"
  "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readByte()"
  "ObjectInputStream";"com::sun::star::io::XDataInputStream";"readChar()"
  
negative.code: "ObjectInputStream";"com::sun::star::io::XMarkableStream";"jumpToMark()"
  "ObjectInputStream";"com::sun::star::io::XMarkableStream";"jumpToFurthest()"
  "ObjectInputStream";"com::sun::star::io::XMarkableStream";"offsetToMark()"
  "ObjectInputStream";"com::sun::star::io::XInputStream";"readBytes()"
  "ObjectInputStream";"com::sun::star::io::XInputStream";"readSomeBytes()"
  "ObjectInputStream";"com::sun::star::io::XInputStream";"skipBytes()"
  "ObjectInputStream";"com::sun::star::io::XInputStream";"available()"
  "ObjectInputStream";"com::sun::star::io::XInputStream";"closeInput()"
  