content/browser/appcache/appcache_entry.h

   1 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_BROWSER_APPCACHE_APPCACHE_ENTRY_H_
   6 #define CONTENT_BROWSER_APPCACHE_APPCACHE_ENTRY_H_
   7
   8 #include "content/common/appcache_interfaces.h"
   9
  10 namespace content {
  11
  12 // A cached entry is identified by a URL and is classified into one
  13 // (or more) categories.  URL is not stored here as this class is stored
  14 // with the URL as a map key or the user of this class already knows the URL.
  15 class AppCacheEntry {
  16  public:
  17
  18   // An entry can be of more than one type so use a bitmask.
  19   // Note: These bit values are stored on disk.
  20   enum Type {
  21     MASTER = 1 << 0,
  22     MANIFEST = 1 << 1,
  23     EXPLICIT = 1 << 2,
  24     FOREIGN = 1 << 3,
  25     FALLBACK = 1 << 4,
  26     INTERCEPT = 1 << 5,
  27     EXECUTABLE = 1 << 6,
  28   };
  29
  30   AppCacheEntry()
  31     : types_(0), response_id_(kAppCacheNoResponseId), response_size_(0) {}
  32
  33   explicit AppCacheEntry(int type)
  34     : types_(type), response_id_(kAppCacheNoResponseId), response_size_(0) {}
  35
  36   AppCacheEntry(int type, int64 response_id)
  37     : types_(type), response_id_(response_id), response_size_(0) {}
  38
  39   AppCacheEntry(int type, int64 response_id, int64 response_size)
  40     : types_(type), response_id_(response_id), response_size_(response_size) {}
  41
  42   int types() const { return types_; }
  43   void add_types(int added_types) { types_ |= added_types; }
  44   bool IsMaster() const { return (types_ & MASTER) != 0; }
  45   bool IsManifest() const { return (types_ & MANIFEST) != 0; }
  46   bool IsExplicit() const { return (types_ & EXPLICIT) != 0; }
  47   bool IsForeign() const { return (types_ & FOREIGN) != 0; }
  48   bool IsFallback() const { return (types_ & FALLBACK) != 0; }
  49   bool IsIntercept() const { return (types_ & INTERCEPT) != 0; }
  50   bool IsExecutable() const { return (types_ & EXECUTABLE) != 0; }
  51
  52   int64 response_id() const { return response_id_; }
  53   void set_response_id(int64 id) { response_id_ = id; }
  54   bool has_response_id() const { return response_id_ != kAppCacheNoResponseId; }
  55
  56   int64 response_size() const { return response_size_; }
  57   void set_response_size(int64 size) { response_size_ = size; }
  58
  59  private:
  60   int types_;
  61   int64 response_id_;
  62   int64 response_size_;
  63 };
  64
  65 }  // namespace content
  66
  67 #endif  // CONTENT_BROWSER_APPCACHE_APPCACHE_ENTRY_H_