properties文件加载工具类

import java.util.HashMap;
import java.util.Map;
import java.util.Properties;

/**
 * @author Administrator
 */
public class PropertiesUtils {

    public static Map<String, String> load() {
        Map<String, String> map = new HashMap<>(16);
        try{
            Properties properties = new Properties();
            properties.load(PropertiesUtils.class.getResourceAsStream("xxx.properties"));
            for (Map.Entry<Object, Object> entry : properties.entrySet()) {
                Object key = entry.getKey();
                Object value = entry.getValue();
                if(key!=null && value!=null){
                    map.put(key.toString(), value.toString());
                }
            }
        } catch (Exception e){
            e.printStackTrace();
        }
        return map;
    }

}
文件路径在resource文件夹下