net/http/http_pipelined_host_forced.cc

   1 // Copyright (c) 2012 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 #include "net/http/http_pipelined_host_forced.h"
   6
   7 #include "base/values.h"
   8 #include "net/http/http_pipelined_connection_impl.h"
   9 #include "net/http/http_pipelined_stream.h"
  10 #include "net/socket/buffered_write_stream_socket.h"
  11 #include "net/socket/client_socket_handle.h"
  12
  13 namespace net {
  14
  15 HttpPipelinedHostForced::HttpPipelinedHostForced(
  16     HttpPipelinedHost::Delegate* delegate,
  17     const Key& key,
  18     HttpPipelinedConnection::Factory* factory)
  19     : delegate_(delegate),
  20       key_(key),
  21       factory_(factory) {
  22   if (!factory) {
  23     factory_.reset(new HttpPipelinedConnectionImpl::Factory());
  24   }
  25 }
  26
  27 HttpPipelinedHostForced::~HttpPipelinedHostForced() {
  28   CHECK(!pipeline_.get());
  29 }
  30
  31 HttpPipelinedStream* HttpPipelinedHostForced::CreateStreamOnNewPipeline(
  32     ClientSocketHandle* connection,
  33     const SSLConfig& used_ssl_config,
  34     const ProxyInfo& used_proxy_info,
  35     const BoundNetLog& net_log,
  36     bool was_npn_negotiated,
  37     NextProto protocol_negotiated) {
  38   CHECK(!pipeline_.get());
  39   scoped_ptr<BufferedWriteStreamSocket> buffered_socket(
  40       new BufferedWriteStreamSocket(connection->PassSocket()));
  41   connection->SetSocket(buffered_socket.PassAs<StreamSocket>());
  42   pipeline_.reset(factory_->CreateNewPipeline(
  43       connection, this, key_.origin(), used_ssl_config, used_proxy_info,
  44       net_log, was_npn_negotiated, protocol_negotiated));
  45   return pipeline_->CreateNewStream();
  46 }
  47
  48 HttpPipelinedStream* HttpPipelinedHostForced::CreateStreamOnExistingPipeline() {
  49   if (!pipeline_.get()) {
  50     return NULL;
  51   }
  52   return pipeline_->CreateNewStream();
  53 }
  54
  55 bool HttpPipelinedHostForced::IsExistingPipelineAvailable() const {
  56   return pipeline_.get() != NULL;
  57 }
  58
  59 const HttpPipelinedHost::Key& HttpPipelinedHostForced::GetKey() const {
  60   return key_;
  61 }
  62
  63 void HttpPipelinedHostForced::OnPipelineEmpty(
  64     HttpPipelinedConnection* pipeline) {
  65   CHECK_EQ(pipeline_.get(), pipeline);
  66   pipeline_.reset();
  67   delegate_->OnHostIdle(this);
  68   // WARNING: We'll probably be deleted here.
  69 }
  70
  71 void HttpPipelinedHostForced::OnPipelineHasCapacity(
  72     HttpPipelinedConnection* pipeline) {
  73   CHECK_EQ(pipeline_.get(), pipeline);
  74   delegate_->OnHostHasAdditionalCapacity(this);
  75   if (!pipeline->depth()) {
  76     OnPipelineEmpty(pipeline);
  77     // WARNING: We might be deleted here.
  78   }
  79 }
  80
  81 void HttpPipelinedHostForced::OnPipelineFeedback(
  82     HttpPipelinedConnection* pipeline,
  83     HttpPipelinedConnection::Feedback feedback) {
  84   // We don't care. We always pipeline.
  85 }
  86
  87 base::Value* HttpPipelinedHostForced::PipelineInfoToValue() const {
  88   base::ListValue* list_value = new base::ListValue();
  89   if (pipeline_.get()) {
  90     base::DictionaryValue* pipeline_dict = new base::DictionaryValue;
  91     pipeline_dict->SetString("host", key_.origin().ToString());
  92     pipeline_dict->SetBoolean("forced", true);
  93     pipeline_dict->SetInteger("depth", pipeline_->depth());
  94     pipeline_dict->SetInteger("capacity", 1000);
  95     pipeline_dict->SetBoolean("usable", pipeline_->usable());
  96     pipeline_dict->SetBoolean("active", pipeline_->active());
  97     pipeline_dict->SetInteger("source_id", pipeline_->net_log().source().id);
  98     list_value->Append(pipeline_dict);
  99   }
 100   return list_value;
 101 }
 102
 103 }  // namespace net