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Hands-On High Performance with Spring 5 by Dinesh Radadiya, Prashant Goswami, Pritesh Shah, Subhash Shah, Chintan Mehta

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Application logging

Before we dive into the details of Java application logging, it is mandatory to understand what logs and logging are. A log is a statement that displays information to help us understand the state of the application. Log statements are written in the log files, in an application-specific format. The log statements may include information such as the date and time of execution of a particular statement, the values of various variables, and the states of the objects. The process of writing log statements to log files is known as logging.

Every application produces logs for various purposes. Applications produce logs to keep track of application events, including access-related events, login and logout events, events when ...

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