slf4j 使用
所属分类 slf4j
浏览量 69
logback 1.2.11
slf4j-api-1.7.36.jar
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class LogTest {
private static final Logger log = LoggerFactory.getLogger(LogTest.class);
public static void main(String[] args) {
log.info("hello");
log.info("hello","java");
log.info("hello,{}","java");
log.info("hello,{},{}","java");
log.error("hello,{},{}","java",new Exception("error1"));
log.error("hello,{},{}","java","java8",new Exception("error2"));
log.error("hello,{},{}","java","java8","java21",new Exception("error3"));
// error4 被忽略
log.error("hello,{},{}","java",new Exception("error4"),new Exception("error5"));
}
}
15:13:58.874 [main] INFO demo.test.LogTest - hello
15:13:58.877 [main] INFO demo.test.LogTest - hello
15:13:58.879 [main] INFO demo.test.LogTest - hello,java
15:13:58.879 [main] INFO demo.test.LogTest - hello,java,{}
15:13:58.880 [main] ERROR demo.test.LogTest - hello,java,{}
java.lang.Exception: error1
at demo.test.LogTest.main(LogTest.java:17)
15:13:58.880 [main] ERROR demo.test.LogTest - hello,java,java8
java.lang.Exception: error2
at demo.test.LogTest.main(LogTest.java:18)
15:13:58.880 [main] ERROR demo.test.LogTest - hello,java,java8
java.lang.Exception: error3
at demo.test.LogTest.main(LogTest.java:19)
15:13:58.881 [main] ERROR demo.test.LogTest - hello,java,{}
java.lang.Exception: error5
at demo.test.LogTest.main(LogTest.java:21)
Process finished with exit code 0
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