我目前正在使用 Retrofit 和 Okhttp,我正在尝试缓存一些 GET 响应。我的代码是:
OkHttpClient okHttpClient = new OkHttpClient();
File cacheDir = new File(System.getProperty("java.io.tmpdir"),
"ddcache");
HttpResponseCache cache = new HttpResponseCache(cacheDir, 2024);
okHttpClient.setResponseCache(cache);
OkClient cl=new OkClient(okHttpClient);
restAdapter = new RestAdapter.Builder().setEndpoint(API_URL)
.setLogLevel(RestAdapter.LogLevel.FULL)
.setClient(cl).build();
日志显示了这个标题:
HTTP/1.1 200 OK
Cache-Control: max-age=7200
Connection: Keep-Alive
Content-Type: text/html
Date: Tue, 18 Mar 2014 18:38:16 GMT
Keep-Alive: timeout=3, max=100
OkHttp-Received-Millis: 1395167895452
OkHttp-Response-Source: NETWORK 200
OkHttp-Sent-Millis: 1395167895378
Server: Apache/2.2.26 (Unix)
Transfer-Encoding: chunked
X-Powered-By: PHP/5.3.28
我通过在每次调用时返回服务器 Unix 时间来检查响应,它总是返回一个新的,这意味着
缓存控制:max-age=7200
被完全忽略缓存中的日志文件也被更新为“CLEAN”和“DIRTY”注释,但没有缓存。有什么我看不到的明显的东西吗?