STEPS TO REPRODUCE
Environment: Windows 10 Pro 64bit, Chrome 87, using an instance of XWiki 12.10.2 on PostgreSQL 13, Tomcat 9.0.41
While using Calendar Pro 2.9.2, in XWiki console there are many warnings displayed related to deprecated usage of method, like:
2021-01-19 12:14:58,119 [http-nio-1115-exec-8 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Events&page=xwiki%3AMoccaCalendar.Te-st-ed-There-are-5-French-accents-the-cedille-C-the-accent-aigu-e-the-accent-circonflexe-a-e-i-o-u-the-accent-grave-a-e-u-and-the-accent-trema-e-i-u-The-umlaut-a-e-i-o-u-is-the-only-accent-used-in-German-writing.Event1.WebHome&isResize=0&delta=-86400000&startDate=2021-01-18T12:10:00&endDate=2021-01-18T12:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:17:23,485 [http-nio-1115-exec-7 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=0&delta=172800000&startDate=2021-01-20T10:00:00&endDate=2021-01-20T10:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:18:00,067 [http-nio-1115-exec-10 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=0&delta=-174600000&startDate=2021-01-18T09:30:00&endDate=2021-01-18T10:00:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:18:01,603 [http-nio-1115-exec-8 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=1&delta=9000000&startDate=2021-01-18T09:30:00&endDate=2021-01-18T12:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25
STEPS TO REPRODUCE
Environment: Windows 10 Pro 64bit, Chrome 87, using an instance of XWiki 12.10.2 on PostgreSQL 13, Tomcat 9.0.41
While using Calendar Pro 2.9.2, in XWiki console there are many warnings displayed related to deprecated usage of method, like:
2021-01-19 12:14:58,119 [http-nio-1115-exec-8 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Events&page=xwiki%3AMoccaCalendar.Te-st-ed-There-are-5-French-accents-the-cedille-C-the-accent-aigu-e-the-accent-circonflexe-a-e-i-o-u-the-accent-grave-a-e-u-and-the-accent-trema-e-i-u-The-umlaut-a-e-i-o-u-is-the-only-accent-used-in-German-writing.Event1.WebHome&isResize=0&delta=-86400000&startDate=2021-01-18T12:10:00&endDate=2021-01-18T12:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:17:23,485 [http-nio-1115-exec-7 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=0&delta=172800000&startDate=2021-01-20T10:00:00&endDate=2021-01-20T10:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:18:00,067 [http-nio-1115-exec-10 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=0&delta=-174600000&startDate=2021-01-18T09:30:00&endDate=2021-01-18T10:00:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25 2021-01-19 12:18:01,603 [http-nio-1115-exec-8 - http://localhost:1115/xwiki/bin/get/MoccaCalendar/UpdateService?xpage=plain&outputSyntax=plain&calendarDoc=MoccaCalendar.Calendar2-us.WebHome&page=xwiki%3AMoccaCalendar.Calendar2-us.Event2.WebHome&isResize=1&delta=9000000&startDate=2021-01-18T09:30:00&endDate=2021-01-18T12:30:00&allDay=] WARN o.a.v.introspection - Deprecated usage of method [org.apache.velocity.tools.generic.MathTool.toInteger] in xwiki:MoccaCalendar.UpdateService@15,25