diff options
Diffstat (limited to 'src/main/java/com/android/volley/toolbox/HttpHeaderParser.java')
-rw-r--r-- | src/main/java/com/android/volley/toolbox/HttpHeaderParser.java | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/main/java/com/android/volley/toolbox/HttpHeaderParser.java b/src/main/java/com/android/volley/toolbox/HttpHeaderParser.java index e342c9e..da04490 100644 --- a/src/main/java/com/android/volley/toolbox/HttpHeaderParser.java +++ b/src/main/java/com/android/volley/toolbox/HttpHeaderParser.java @@ -45,7 +45,9 @@ public class HttpHeaderParser { long lastModified = 0; long serverExpires = 0; long softExpire = 0; + long finalExpire = 0; long maxAge = 0; + long staleWhileRevalidate = 0; boolean hasCacheControl = false; String serverEtag = null; @@ -69,6 +71,11 @@ public class HttpHeaderParser { maxAge = Long.parseLong(token.substring(8)); } catch (Exception e) { } + } else if (token.startsWith("stale-while-revalidate=")) { + try { + staleWhileRevalidate = Long.parseLong(token.substring(23)); + } catch (Exception e) { + } } else if (token.equals("must-revalidate") || token.equals("proxy-revalidate")) { maxAge = 0; } @@ -91,16 +98,18 @@ public class HttpHeaderParser { // is more restrictive. if (hasCacheControl) { softExpire = now + maxAge * 1000; + finalExpire = softExpire + staleWhileRevalidate * 1000; } else if (serverDate > 0 && serverExpires >= serverDate) { // Default semantic for Expire header in HTTP specification is softExpire. softExpire = now + (serverExpires - serverDate); + finalExpire = softExpire; } Cache.Entry entry = new Cache.Entry(); entry.data = response.data; entry.etag = serverEtag; entry.softTtl = softExpire; - entry.ttl = entry.softTtl; + entry.ttl = finalExpire; entry.serverDate = serverDate; entry.lastModified = lastModified; entry.responseHeaders = headers; |