Hi Brett, I've tried both approaches (jaxp.properties and using META-INF/services). I assume that jaxp.properties runtime implementation replacement for SAX parsers is also using SPI internally.
Thanks, Sergey On Tue, Apr 14, 2015 at 9:39 PM, Brett Randall <javabr...@gmail.com> wrote: > Hi Sergey, > > You mention that you want to use a service-provider pattern (Services API? > - per the JAR specification?) but you describe using jaxp.properties. Have > your tried including a META-INF/services/org.xml.sax.driver or > META-INF/services/javax.xml.transform.TransformerFactory in your project? > It is possible that this approach classloads slightly differently to > jaxp.properties, and the AspectJ load-time weaver instrumentation might > work with this approach. I have not tried this. > > Best > Brett > > On 14 April 2015 at 09:29, Sergey Gorbaty <sergey.gorb...@salesforce.com> > wrote: > >> In my Java application I'm using a custom xml parser implementation that >> is >> loaded by Java runtime using service provider pattern. E.g. I specify in >> jaxp.properties: >> javax.xml.parsers.SAXParserFactory=org.my.parser.MyCustomParserFactory. >> >> This allows me to keep existing code below but use a different >> implementation at runtime. >> XMLReader xr = XMLReaderFactory.newXMLReader(); >> >> In my case xr becomes an instance of org.my.parser.MyCustomParser. >> >> In my Aspect I declare MyCustomParser to be of a certain type, which adds >> an >> additional object for tracking to each XMLReader instance. Like so: >> >> declare parents: org.my.parser.MyCustomParser implements Markable; >> >> This effectively works on any class at runtime except on the objects >> loaded >> by Java using service provider pattern. Has anyone come across this? >> >> AJ 1.8.4 with Java 7. >> >> -Sergey >> >> _______________________________________________ >> aspectj-users mailing list >> aspectj-users@eclipse.org >> To change your delivery options, retrieve your password, or unsubscribe >> from this list, visit >> https://dev.eclipse.org/mailman/listinfo/aspectj-users >> > > > _______________________________________________ > aspectj-users mailing list > aspectj-users@eclipse.org > To change your delivery options, retrieve your password, or unsubscribe > from this list, visit > https://dev.eclipse.org/mailman/listinfo/aspectj-users > -- -Sergey
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