Java 读取properties文件

public class PropertiesUtils {

    private  static PropertiesConfiguration propertiesConfiguration;

    static {
        try {
            propertiesConfiguration = new PropertiesConfiguration("config.properties");
        } catch (ConfigurationException e) {
            throw new RuntimeException(e);
        }
    }

    /**
     * 读取config.properties的值
     * @param key
     * @return
     */
    public static String getProrperty(String key){
        return propertiesConfiguration.getString(key);
    }

}