Java 中的 LogRecord getLoggerName()方法,带示例

原文:https://www . geesforgeks . org/log record-getlogername-method-in-Java-with-examples/

Java . util . logging . log recordgetlogginame()方法用于获取源的日志名称。此方法返回源记录器名称(如果存在),否则返回 null。

语法:

public String getLoggerName()

参数:此方法不接受任何内容。

返回:如果存在,该方法返回源记录器名称,否则返回空。

下面的程序说明了 getLoggerName()方法: 程序 1:

// Java program to illustrate getLoggerName() method

import java.util.logging.Level;
import java.util.logging.LogRecord;

public class GFG {

    public static void main(String[] args)
    {

        // Create LogRecord object with a logger name
        LogRecord logRecord = new LogRecord(
            Level.parse("800"),
            "Hi Logger");
        logRecord.setLoggerName("StringLogger");

        // get Logger Name of LogRecord
        String name = logRecord.getLoggerName();

        // print result
        System.out.println("Logger Name = "
                           + name);
    }
}

Output:

Logger Name = StringLogger

程序 2:

// Java program to illustrate getLoggerName() method

import java.util.logging.Level;
import java.util.logging.LogRecord;

public class GFG {

    public static void main(String[] args)
    {

        // Create LogRecord object with a logger name
        LogRecord logRecord = new LogRecord(
            Level.parse("400"),
            "GFG Logger");
        logRecord.setLoggerName(String.class.toString());

        // get Logger Name of LogRecord
        String name = logRecord.getLoggerName();

        // print result
        System.out.println("Logger Name = "
                           + name);
    }
}

Output:

Logger Name = class java.lang.String

参考文献:https://docs . Oracle . com/javase/10/docs/API/Java/util/logging/logrecord . html # getlogger name()