项目启动手动加载properties配置_手动加载配置文件-优快云博客

本文介绍了一种通过Java Spring框架加载配置文件并初始化全局变量的方法。利用ClassPathResource读取config.properties配置文件，将其内容加载到系统属性中，并设置全局变量供应用程序使用。文章详细展示了两种不同的初始化方式。

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package loader;

import java.io.IOException;
import java.util.Map.Entry;
import java.util.Properties;
import org.springframework.core.io.ClassPathResource;
import com.xxx.bean.Global;
/**
*
* @author 尼古拉斯
*
*/
public class WebLoader {
public void initConfig1(){


  try {
   ClassPathResource cr = new ClassPathResource("config.properties");
   Properties properties = new Properties();
   properties.load(cr.getInputStream());
   for (Entry<Object, Object> entity : properties.entrySet()) {
    String key = entity.getKey().toString();
    System.setProperty(key, entity.getValue().toString());
   }
   Global.webRoot = System.getProperties("webRoot");
   Global.webRoot = System.getProperties("webPort");
  } catch (IOException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }

}
public void initConfig2(){


  try {
   ClassPathResource cr = new ClassPathResource("config.properties");
   Properties properties = new Properties();
   properties.load(cr.getInputStream());
   for (Entry<Object, Object> entity : properties.entrySet()) {
    String key = entity.getKey().toString();
    System.setProperty(key, entity.getValue().toString());
   }
   Global.searchHttpUrl = System.getProperties("um.serach.http.url");
   Global.webPort = System.getProperties("um.serach.http.port");
   Global.username = System.getProperties("um.serach.username");
   Global.password = System.getProperties("um.serach.password");


  } catch (IOException e) {
   // TODO Auto-generated catch block
   e.printStackTrace();
  }

}
}