JAVA读取类路径下的配置文件

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


public class ConfigUtil {
	
	public static String get(String key) throws FileNotFoundException, IOException{
		
		 Properties config = new Properties();
		 //config.load(ConfigUtil.class.getClassLoader().getResource("global.properties").openStream());
		config.load(ConfigUtil.class.getResourceAsStream("/global.properties"));
		return config.getProperty(key);
	}
}