00001
00002
00003
00004
00005
00006
00007
00008
00009
00010
00011
00012
00013
00014
00015
00016
00020
00021 #ifndef NET_INSTAWEB_REWRITER_PUBLIC_FILE_INPUT_RESOURCE_H_
00022 #define NET_INSTAWEB_REWRITER_PUBLIC_FILE_INPUT_RESOURCE_H_
00023
00024 #include "net/instaweb/rewriter/public/resource.h"
00025 #include "net/instaweb/util/public/basictypes.h"
00026 #include "net/instaweb/util/public/string.h"
00027 #include "net/instaweb/util/public/string_util.h"
00028
00029 namespace net_instaweb {
00030
00031 struct ContentType;
00032 class InputInfo;
00033 class MessageHandler;
00034 class ResourceManager;
00035 class ResponseHeaders;
00036 class RewriteOptions;
00037
00038 class FileInputResource : public Resource {
00039 public:
00040 FileInputResource(ResourceManager* resource_manager,
00041 const RewriteOptions* options,
00042 const ContentType* type,
00043 const StringPiece& url,
00044 const StringPiece& filename)
00045 : Resource(resource_manager, type),
00046 url_(url.data(), url.size()),
00047 filename_(filename.data(), filename.size()),
00048 rewrite_options_(options) {
00049 }
00050
00051 virtual ~FileInputResource();
00052
00055
00056 virtual bool IsValidAndCacheable() const;
00057
00059 virtual void FillInPartitionInputInfo(HashHint include_content_hash,
00060 InputInfo* input);
00061
00062 virtual GoogleString url() const { return url_; }
00063 virtual const RewriteOptions* rewrite_options() const {
00064 return rewrite_options_;
00065 }
00066
00067 protected:
00068 void SetDefaultHeaders(const ContentType* content_type,
00069 ResponseHeaders* header, MessageHandler* handler);
00070
00071 virtual bool Load(MessageHandler* message_handler);
00073
00074 private:
00075 GoogleString url_;
00076 GoogleString filename_;
00077 int64 last_modified_time_sec_;
00078
00079 const RewriteOptions* rewrite_options_;
00080
00081 DISALLOW_COPY_AND_ASSIGN(FileInputResource);
00082 };
00083
00084 }
00085
00086 #endif ///< NET_INSTAWEB_REWRITER_PUBLIC_FILE_INPUT_RESOURCE_H_