Properties：常用来处理配置文件

package maptest;

import java.io.FileInputStream;
import java.io.IOException;
import java.util.Properties;

/**
 * @author FuJingchao
 * @Date: 2021/12/25 - 15:01
 */
public class PropertiesTest {
    //常用来处理配置文件。key和value都是String类型
    public static void main(String[] args) {
        FileInputStream fis = null;
        try {
            Properties pros = new Properties();
            fis = new FileInputStream("jdbc.properties");
            pros.load(fis);//加载流对应的文件

            String name = pros.getProperty("name");
            String password = pros.getProperty("password");

            System.out.println("name = "+ name +",password = " + password);
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if(fis != null) {
                try {
                    fis.close();
                } catch (IOException e) {
                    e.printStackTrace();
                }
            }

        }


    }
}