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diff --git a/src/site-docs/adoc/fragments/howto-logging/logging-policy-logic.adoc b/src/site-docs/adoc/fragments/howto-logging/logging-policy-logic.adoc new file mode 100644 index 000000000..779e45458 --- /dev/null +++ b/src/site-docs/adoc/fragments/howto-logging/logging-policy-logic.adoc @@ -0,0 +1,54 @@ +// +// ============LICENSE_START======================================================= +// Copyright (C) 2016-2018 Ericsson. All rights reserved. +// ================================================================================ +// This file is licensed under the CREATIVE COMMONS ATTRIBUTION 4.0 INTERNATIONAL LICENSE +// Full license text at https://creativecommons.org/licenses/by/4.0/legalcode +// +// SPDX-License-Identifier: CC-BY-4.0 +// ============LICENSE_END========================================================= +// +// @author Sven van der Meer (sven.van.der.meer@ericsson.com) +// + +== Configuring loggers for Policy Logic + +The logging for the logic inside a policy (task logic, task selection logic, state finalizer logic) can be configured separate from standard logging. +The logger for policy logic is `org.onap.policy.apex.executionlogging`. +The following example defines + +- a new appender for policy logic logging to standard out using a very simple pattern (simply the actual message) +- a logger for policy logic to standard out using the new appender +- a logger for policy logic to the standard `FILE` appender + +[source%nowrap,xml] +---- +<appender name="POLICY_APPENDER_STDOUT" class="ch.qos.logback.core.ConsoleAppender"> + <encoder> + <pattern>policy: %msg\n</pattern> + </encoder> +</appender> + +<appender name="POLICY_APPENDER_STDOUT" class="ch.qos.logback.core.ConsoleAppender"> + <encoder> + <pattern>policy: %msg\n</pattern> + </encoder> +</appender> + +<logger name="org.onap.policy.apex.executionlogging" level="info" additivity="false"> + <appender-ref ref="POLICY_APPENDER_STDOUT" /> + <appender-ref ref="FILE" /> +</logger> + +---- + +It is also possible to use specific logging for parts of policy logic. +The following example defines a logger for task logic. + +[source%nowrap,xml] +---- +<logger name="org.onap.policy.apex.executionlogging.TaskExecutionLogging" level="TRACE" additivity="false"> + <appender-ref ref="STDOUT" /> +</logger> +---- + |