io.mats3.api.intercept.MatsMetricsInterceptor Maven / Gradle / Ivy
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Extension to the Mats^3 API which adds interception capabilities.
package io.mats3.api.intercept;
/**
* Marker interface to denote a metrics interceptor. The MatsFactory will only allow one such singleton interceptor, and
* remove any previously installed if subsequently installing another.
*/
public interface MatsMetricsInterceptor {
/**
* When measuring "initiate complete", and the initiation ends up sending no messages, there is no
* InitiatorId to include. This is a constant that can be used instead. Value is
* "_no_outgoing_messages_". (Note that this also holds for logging, but it came up first with
* pure metrics).
*/
String INITIATOR_ID_WHEN_NO_OUTGOING_MESSAGES = "_no_outgoing_messages_";
}