1 /** 2      * 加载Properties文件 3      * @param path Properties文件路径 4      * @return 5      */ 6     private static Properties getClasspathProperties(String path) { 7         Assert.notNull(path); 8         InputStream in = null; 9         try {10             File file = new File(SysUtils.class.getResource("/").getPath() + path);11             in = new FileInputStream(file);12             13             Properties properties = new Properties();14             properties.load(in);15             16             return properties;17         } catch (IOException e) {18             throw new SysException("无法读取资源文件：[{}]，错误信息：{}", path, e.getMessage());19         } finally {20             if (null != in) {21                 try {22                     in.close();23                 } catch (IOException e) {24                     throw new SysException("无法读取资源文件：[{}]，错误信息：{}", path, e.getMessage());25                 }26             }27         }28     }29     /**30      * 获取Properties中key对应的value值31      * @param properties Properties32      * @param key 键33      * @param defaultValue 默认值34      * @return35      */36     private static String getProperty(Properties properties, String key, String defaultValue) {37         Assert.notNull(properties);38         Assert.hasLength(key);39         String value = null;40         if (properties.containsKey(key)) {41             value = properties.getProperty(key);42         } else {43             LOG.info("未发现配置：" + key);44         }45         46         if (StringUtils.isBlank(value)) {47             value = defaultValue;48         }49         LOG.debug("获取到值为{}",value);50         return value;51     }