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Idea import commons-logging-1.2 Jar package

2022-04-23 08:37:00 【Fried egg with sugar heart】

One 、 Download from the official website commons-logging-1.2.jar package

Download link ：Apache Commons Logging - Download Apache Commons Logging

Two 、IDEA Import jar package

1、 Copy  commons-logging-1.2.jar file

2、 open IDEA Create a new one package

3、 hold jar Copy the package to the package you just created

4、 Add to Library in

 

  The presence of a drop-down option indicates success

 

 

eg：

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;


public class Test {
    public static void main(String[] args) {
        Log log = LogFactory.getLog(Test.class);
        log.info("start...");
        log.warn("end.");
    }
}

  Running results ：

4 month  17, 2022 2:10:39  Afternoon  h220416.Test main
 Information : start...
4 month  17, 2022 2:10:39  Afternoon  h220416.Test main
 Warning : end.

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