"Utilities Logging" framework in the Java Class Library

"Utilities Logging" framework in the Java Library Introduction: "Utilities Logging" is a powerful and flexible log framework in the Java class library. It provides a simple but functional way to record and manage the log information of the application.The design of the framework is designed to provide the height of the log record and be able to integrate with various log processors. Function and characteristics: 1. Multi -level log records: Utilities Logging framework supports multiple logs, including debugging information, warnings, errors and other levels.Developers can choose the appropriate level to record the logs as needed to better understand the behavior of the application. 2. Log grading and filtering: The framework provides the function of log grading and filtering.Developers can perform flexible log records and filtering according to different logs and categories, so that they can better control log output and improve the readability and maintenance of logs. 3. Abnormal tracking: Utilities Logging framework can automatically track and record abnormal information in the application.Developers can record detailed records and tracking of abnormalities through the configuration framework, thereby helping solve potential problems smoothly. 4. A variety of log processors: The framework provides the support of a variety of log processors, such as console output, file records, database records, etc.Developers can choose appropriate log processors according to specific needs to achieve the storage and management of log information. Example code: Below is a simple Java code example, showing how to use Utilities Logging framework in the application for log records. import java.util.logging.Logger; public class ExampleClass { private static final Logger LOGGER = Logger.getLogger(ExampleClass.class.getName()); public static void main(String[] args) { Logger.info ("This is a information log record"); Logger.warning ("This is a warning log record"); Logger.severe ("This is a serious error log record"); } } In the above example, we first introduced the `java.util.logging.logger` class and create a static logger instance.Then, we used Logger to record three different levels of log information in the main method, namely the information level ("info"), the warning level ("warning"), and the level of serious error ("severe").Developers can choose the appropriate log level to record as needed. Summarize: Utilities Logging is a powerful log framework in the Java class library that provides a flexible way to record and manage the log information of the application.By using this framework, developers can better grasp the operation of the application, speed up the problem of problem positioning and investigation, and provide a wealth of configuration options to meet various different needs.