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Write in front After nearly two months, I finally completed the development of more than ten interfaces of a project site to the site SIT. In this process, I deeply realized the importance of adding logs (I never wanted to add logs before, but this time it really taught me a lesson). Take an example of the credit occupation interfa ...

All test contents are synchronized to: https://gitee.com/panlsp/logging_framework Common log frameworks and log facade common log implementations: JUL, log4j, logback, log4j2 Common log facade: JCL, slf4j Order of occurrence: log4j -- > Jul – > JCL – > slf4j -- > logback -- > log4j2e 1. log4j logging framework Im ...

1. Modify in maven projectPom.xmlIntroduce dependencies on spring.<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com ...

IOC introduction of Spring Spring's IOC idea One of Spring's core ideas: IOC (Inversion Of Control) Inversion Of Control. Inversion Of Control (IOC): it is an important feature of the framework to hand over the creation, initialization, destruction and other work of objects to the framework. It's no ...

Using logback instead of log4j is because logback is another open source log component designed by the founder of log4j. The kernel of logback has been rewritten and its performance has been improved by more than 10 times on some key execution paths. Moreover, the logback not only improves the performance, but also reduces the initial memory lo ...

Previous article: Build your first blockchain network (3) UTXO component UTXO is an important concept in bitcoin. In this section, we will implement a simple UTXO. We divide the components of UTXO into the following three points: UTXOId: identify the UTXO TxInput: transaction input, i.e. input address and amount of coin TxOutput: ...

catalog 1. Preface 2. Log face 3. Log Library 4. Log adapter 5. Selection of log base 6.logback.xml configuration file 1. Preface When it comes to logging tools, you must have heard these terms in your daily work or study: log4j, logback, jdk-logging, slf4j, commons-logging, etc. What is the relationship between them and what is their role ...

Springboot configuration log configuration file location logging.config: classpath:logging/logback.yml Spring boot log classification log4j: an open source log component implemented by apache logback: it is also designed by the author of log4j. It has better features. It is a log framework used to replace log4j and is the native implementation ...

  Log4j output log to separate log file 09:01:03, January 31, 2018 Number of readings: 1065 Under normal circumstances, the info log of log4j will be printed to a unified log file. When you need to view the execution of a specific function, print a specific function to a specific ...

1. New Project Create a new Maven project in IDEA using the Maven Archetype prototype: maven-archetype-webapp The new project structure is: 2. New package directory New Java Code Directory: src.main.java New hierarchical model package under src.main.java, groupId with project (for reference only) common: store global variables, public enum ...