Properties工具类 

 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 Properties
32      * @param key 键
33      * @param defaultValue 默认值
34      * @return
35      */
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     }

 

posted @ 2016-05-27 23:10  user_孙  阅读(167)  评论(0)    收藏  举报