TryWithResources -> UClass (name = TryWithResources)
foo -> UMethod (name = foo)
    BufferedReader -> USimpleNameReferenceExpression (identifier = BufferedReader)
    br -> ULocalVariable (name = br)
    BufferedReader -> USimpleNameReferenceExpression (identifier = BufferedReader)
    FileReader -> USimpleNameReferenceExpression (identifier = FileReader)
    path -> USimpleNameReferenceExpression (identifier = path)
        br -> USimpleNameReferenceExpression (identifier = br)
        readLine -> UQualifiedReferenceExpression
