基于ResourceLoader读取Properties配置文件

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.core.io.DefaultResourceLoader;
import org.springframework.core.io.Resource;
import org.springframework.core.io.ResourceLoader;
import java.io.InputStream;
import java.util.Properties;
/**
* @version V1.0
* @Title: 系统常量
* @ClassName:SysConstant.java
* @Description:
* @Copyright 2016-2017 - Powered By 研发中心
* @author: FLY
* @date:2016年12月13日 下午4:59:18
*/
public class SysConstant {
private static final Logger log = LoggerFactory.getLogger(SysConstant.class);
/**
* IP和端口号<或域名>
*/
public static String WX_BASE_PATH = "";
/**
* 配置文件
*/
public static Properties p;
private static ResourceLoader resourceLoader = new DefaultResourceLoader();
/**
* 属性文件加载对象
*/
// private static PropertiesLoader propertiesLoader = new
// PropertiesLoader("resource/config.properties");
static {
InputStream in = null;
try {
Resource resource = resourceLoader.getResource("config/cloudpayment.properties");
in = resource.getInputStream();
// in = new BufferedInputStream(newFileInputStream("resource/config.properties"));
p = new Properties();
p.load(in);
/**IP和端口号*/
WX_BASE_PATH = p.getProperty("wx.basePath").trim();
} catch (Exception e) {
log.error("读取配置文件失败", e);
}
}
public static void main(String[] args) {
System.out.println("WX_THIRDSERVICE_FORSYS_SERVICE:"+WX_THIRDSERVICE_FORSYS_SERVICE);
System.out.println("DL_CLOUD_APIURL:"+p.getProperty("dl.cloud.apiurl").trim());
}
}