Cool... You are welcome. Ruwan
On 10/10/07, Daniel Pereda <[EMAIL PROTECTED]> wrote: > > Thanks to reply Ruwan!, I think that it is what i need, i will test it ! > > Regards. > > Ruwan Linton escribió: > > Hi Daniel, > > > > Here is my idea on how to do the second part (availability). > > > > Synapse sequence has an onError sequence associated with it, I think you > can > > use that to get a notification on a failure of a service. You might need > to > > write another custom mediator if you need to do a specific task on the > > failure. Here is the configuration for that; > > > > <definitions xmlns="http://ws.apache.org/ns/synapse";> > > <sequence name="main" onError="notifyFailure"> > > <send><endpoint><address > uri="$ACTUAL_SERVICE_URL"/></endpoint></send> > > </sequence> > > <sequence name="notifyFailure"> > > > > <!-- your custom mediator should go in here and this will be invoked > only > > if there is some error in the sending process. Most probably, to verify > > that this error was due to the not responding of the service, you will > need > > to check the cause of the error inside your custom meditor which can be > > achieved by checking the error message as follows > > > > String errorMessage = synCtx.getProperty(SynapseConstants.ERROR_MESSAGE > ); > > > > if (errorMessage.equals($SPECIFIC_ERROR)) { // task on notification} > > > > In the same way as the ERROR_MESSAGE you have the access to the > ERROR_CODE > > and the ERROR_DETAIL as well. --> > > > > </sequence> > > </definitions> > > > > Hope this will be helpful. > > > > Thanks, > > Ruwan > > > > On 10/8/07, Daniel Pereda <[EMAIL PROTECTED]> wrote: > > > >> Hello!, > >> I am working in a project that need to monitor services used in a > >> composed service, to determinate certain QoS aggregations metrics for > >> the composed service. Synapse seems to be what i'm looking for. The QoS > >> metrics necessaries in my project are response time and availability in > >> the first time. My idea is create a custom mediator and for each metric > >> take a different action, in the response time case generate one mark > >> when receive the invoking message and other mark when receiving the > >> response message. The mark could be for example a timestamp entry in a > >> table on a database. > >> But i have problems with availability, how can obtain a notification > >> when a service is not responding? > >> > >> Any help is welcome. > >> > >> Regards. > >> > >> Dan. > >> > >> --------------------------------------------------------------------- > >> To unsubscribe, e-mail: [EMAIL PROTECTED] > >> For additional commands, e-mail: [EMAIL PROTECTED] > >> > >> > >> > > > > > > > > > -- > A/C Daniel Pereda > Mobility Solutions - http://www.mobilitysol.com > Fco. Araucho 1362, oficina 105, Montevideo, URUGUAY > Móvil (+598) 96 199 105 > Teléfono (+598 2) 707 37 95, int 101 > Fax (+598 2) 707 37 95, int 123 > > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] > > -- Ruwan Linton http://www.wso2.org - "Oxygenating the Web Services Platform"
