On Tue, Apr 28, 2009 at 10:57 PM, pravin karne <pravinka...@gmail.com>wrote:
> what is the is+ method
> sessionObj.is+ ("foo" -> 1)
sessionObj.is gets the contained object from the SessionVar. In this case,
that object is a HashMap.
The + method is on HashMap:
http://www.scala-lang.org/docu/files/api/scala/collection/mutable/HashMap.html
>
> how it differ from sessionObj.is("foo" -> 1)
>
HashMap does not have an apply(p: Pair[??,??]) method, so this would not
compile.
>
> On Tue, Apr 28, 2009 at 8:33 PM, David Pollak <
> feeder.of.the.be...@gmail.com> wrote:
>
>>
>>
>> On Tue, Apr 28, 2009 at 5:30 AM, pravin <pravinka...@gmail.com> wrote:
>>
>>>
>>> Hi guys,
>>> I want to add objects into session scope.
>>>
>>> i am using following code :
>>>
>>> object sessionObj extends SessionVar[HashMap[String, Int]](
>>> new HashMap[String, Int]
>>> {
>>> override def default(key: String): Int = 0
>>> }
>>> )
>>>
>>> So as per my understanding :-
>>>
>>> 1. Session object is of HashMap[String, Int] type.
>>> 2. I want to add no of string object into above map so i can
>>> access them during my session
>>
>>
>> to add an object to this session var:
>>
>> sessionObj.is+ ("foo" -> 1)
>> sessionObj.is+ ("bar" -> 88)
>>
>> if (sessionObj.is.contains("bar")) println("yes, it works")
>>
>> The only caveat is that HashMap is not thread-safe and you might be
>> accessing this object from multiple threads at the same time.
>>
>>
>>
>>>
>>>
>>> correct me if i am wrong
>>>
>>>
>>> So please let me know how can i add/remove different String object
>>> from session scope with above code snippet
>>>
>>> Thanks in advance
>>>
>>>
>>>
>>
>>
>> --
>> Lift, the simply functional web framework http://liftweb.net
>> Beginning Scala http://www.apress.com/book/view/1430219890
>> Follow me: http://twitter.com/dpp
>> Git some: http://github.com/dpp
>>
>>
>>
>>
>
> >
>
--
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
Follow me: http://twitter.com/dpp
Git some: http://github.com/dpp
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