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google_apis/gcm/engine/mcs_client.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef GOOGLE_APIS_GCM_ENGINE_MCS_CLIENT_H_
 #define GOOGLE_APIS_GCM_ENGINE_MCS_CLIENT_H_
 
 #include <deque>
 #include <map>
 #include <string>
@@ skipping 27 matching lines @@
 class CollapseKey;
 class ConnectionFactory;
 struct ReliablePacketInfo;
 
 // An MCS client. This client is in charge of all communications with an
 // MCS endpoint, and is capable of reliably sending/receiving GCM messages.
 // NOTE: Not thread safe. This class should live on the same thread as that
 // network requests are performed on.
 class GCM_EXPORT MCSClient {
  public:
+  // Any change made to this enum should have corresponding change in the
+  // GetStateString(...) function.
   enum State {
     UNINITIALIZED,  // Uninitialized.
     LOADED,         // GCM Load finished, waiting to connect.
     CONNECTING,     // Connection in progress.
     CONNECTED,      // Connected and running.
   };
 
   enum MessageSendStatus {
     // Message was queued succcessfully.
     QUEUED,
@@ skipping 60 matching lines @@
   // Whether to use RMQ depends on whether the protobuf has |ttl| set or not.
   // |ttl == 0| denotes the message should only be sent if the connection is
   // open. |ttl > 0| will keep the message saved for |ttl| seconds, after which
   // it will be dropped if it was unable to be sent. When a message is dropped,
   // |message_sent_callback_| is invoked with a TTL expiration error.
   virtual void SendMessage(const MCSMessage& message);
 
   // Returns the current state of the client.
   State state() const { return state_; }
 
+  // Returns text representation of the state enum.
+  std::string GetStateString() const;
+
  protected:
   // Sets a |gcm_store| for testing. Does not take ownership.
   // TODO(fgorski): Remove this method. Create GCMEngineFactory that will create
   // components of the engine.
   void SetGCMStoreForTesting(GCMStore* gcm_store);
 
  private:
   typedef uint32 StreamId;
   typedef std::string PersistentId;
   typedef std::vector<StreamId> StreamIdList;
@@ skipping 123 matching lines @@
   HeartbeatManager heartbeat_manager_;
 
   base::WeakPtrFactory<MCSClient> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MCSClient);
 };
 
 } // namespace gcm
 
 #endif  // GOOGLE_APIS_GCM_ENGINE_MCS_CLIENT_H_