Java读取properties文件

package com.test;

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

public final class ReadPropertiesUtil {
    private static String param1;
    private static String param2;

    static {
        Properties prop = new Properties();
//        InputStream in1 = Object.class.getResourceAsStream("/com/property/test.properties");
//        InputStream in2 = ReadPropertiesUtil.class.getResourceAsStream("/com/property/test.properties");
        InputStream in3 = ReadPropertiesUtil.class.getClassLoader().getResourceAsStream("com/property/test.properties");  
        try {
            prop.load(in3);
            param1 = prop.getProperty("name").trim();
            param2 = prop.getProperty("password").trim();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    /**
     * 私有构造方法，不需要创建对象
     */
    private ReadPropertiesUtil() {
    }

    public static String getParam1() {
        return param1;
    }

    public static String getParam2() {
        return param2;
    }

    public static void main(String args[]) {
        System.out.println(getParam1());
        System.out.println(getParam2());
    }
}