5. The system of claim 1 , wherein the query template is reusable with multiple sources and multiple sinks and wherein the query engine is further configured to execute the query with respect to the event object without storing the event object.
1. A system comprising: a memory; an input adapter configured to receive an event from a source and generate an event object based on the event, wherein the event object includes a payload, a validity start time, and a validity end time; a processor including a query engine configured to execute a query with respect to the event object to produce a result object, wherein the query is represented by an extensible markup language (XML) file that is based on a reusable XML query template that is bindable to a plurality of input adapters and a plurality of output adapters, wherein the query is executed by comparing the event object to static reference data received from a static reference source, and wherein the result object is produced based on an application of at least one operator of the query; and an output adapter configured to generate a result based on the result object and to transmit the result to a sink.