Re: [Asterisk-java-users] Listen for an incomming call to a sip/extension
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Re: [Asterisk-java-users] Listen for an incomming call to a sip/extension
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From: Wayne M. <way...@th...> - 2014-04-14 15:45:24
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fyi messed up my else ifs they should be else if to the
evt.getPropertyName() block not the ChannelState bit.
Wayne Merricks
The Voice Asia
On 14/04/14 16:17, Wayne Merricks wrote:
> Hi,
>
> Normally you would loop through the channels until you find the
> extension you're looking at with channel.getCallerId().getNumber()
>
> Then you can see if it is linked with another channel by
> channel.getLinkedChannel() and get the caller id from that in the same
> way.
>
> If you're doing this in "real time", the way I do it is to register an
> AsteriskServerListener and then for every new channel add a
> PropertyChangeListener
>
> You then need to figure out what type of events you want to listen to
> and which ones to ignore (hint you get a lot of events).
>
> To help you narrow it down most likely all you need are the following:
>
> public void propertyChange(PropertyChangeEvent evt){
>
> if(evt.getPropertyName().equals("state") && evt.getSource() instanceof AsteriskChannel){
>
> if(evt.getNewValue() instanceof ChannelState){
> ChannelState state = (ChannelState)evt.getNewValue();
> //Then look at state.getStatus() for things like RING or RINGING or HUNGUP or BUSY
> //You can get the channel in question by doing evt.getSource()
>
> }else if(evt.getPropertyName().equals("currentExtension") && evt.getOldValue() == null){
> //The evt.getNewValue() here will have an Extension object which you can use to see what this channel is ringing
> //Note you get a lot of dialplan messages here that you can skip, they're usually with a context of macro-auto-blkvm
> //but this varies depending on what Asterisk system you use
> }else if(evt.getPropertyName().equals("linkedChannel") && evt.getSource() instanceof AsteriskChannel){
> //You get these when two channels connect to each other e.g. when someone picks up a call
> //You will get at least two of these for both sides of the call
> }
> }
> }
>
> Hope this gets you started,
>
> Wayne Merricks
> The Voice Asia
> On 14/04/14 14:15, Jorge wrote:
>> How can I get from this event the phone that is callling this extension?
>>
>> I am looking in to asteriskServer.getChannels(); but the channel is
>> not created when the status changed.
>>
>> Jorge
>>
>> ----------------------------------------------------------------------------------------------------------------------------------------------
>>
>>
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>>
>>
>> 2014-04-13 11:03 GMT+02:00 Miguel Santiago <m.s...@gm...
>> <mailto:m.s...@gm...>>:
>>
>> I think you can Use ExtensionStatusEvent in order to know what
>> you need
>>
>> El 10/04/2014 20:57, "Jorge" <gus...@gm...
>> <mailto:gus...@gm...>> escribió:
>>
>> Hi:
>>
>> I would like to know if it is possible to implement a
>> listener or check if a sip extension is busy with a call. And
>> in case it is answering a call how to know which number is
>> calling.
>>
>> Kind Regards
>>
>> Jorge
>>
>>
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>
>
>
> ------------------------------------------------------------------------------
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> "Graph Databases" is the definitive new guide to graph databases and their
> applications. Written by three acclaimed leaders in the field,
> this first edition is now available. Download your free book today!
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>
>
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