Page Speed Optimization Libraries  1.3.25.1
net/instaweb/util/public/writer.h
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00001 /*
00002  * Copyright 2010 Google Inc.
00003  *
00004  * Licensed under the Apache License, Version 2.0 (the "License");
00005  * you may not use this file except in compliance with the License.
00006  * You may obtain a copy of the License at
00007  *
00008  *      http:///www.apache.org/licenses/LICENSE-2.0
00009  *
00010  * Unless required by applicable law or agreed to in writing, software
00011  * distributed under the License is distributed on an "AS IS" BASIS,
00012  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  * See the License for the specific language governing permissions and
00014  * limitations under the License.
00015  */
00016 
00018 
00019 #ifndef NET_INSTAWEB_UTIL_PUBLIC_WRITER_H_
00020 #define NET_INSTAWEB_UTIL_PUBLIC_WRITER_H_
00021 
00022 #include "net/instaweb/util/public/basictypes.h"
00023 #include "net/instaweb/util/public/string_util.h"
00024 
00025 namespace net_instaweb {
00026 class MessageHandler;
00027 
00029 class Writer {
00030  public:
00031   Writer() {}
00032   virtual ~Writer();
00033 
00034   virtual bool Write(const StringPiece& str, MessageHandler* handler) = 0;
00035 
00036   virtual bool Flush(MessageHandler* message_handler) = 0;
00037 
00038  private:
00039   DISALLOW_COPY_AND_ASSIGN(Writer);
00040 };
00041 
00042 }  
00043 
00044 #endif  ///< NET_INSTAWEB_UTIL_PUBLIC_WRITER_H_
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