Index: components/rappor/rappor_recorder.cc |
diff --git a/components/rappor/rappor_recorder.cc b/components/rappor/rappor_recorder.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..13a5e68fe26f8e1ce6978109cf8522c43f56e9e4 |
--- /dev/null |
+++ b/components/rappor/rappor_recorder.cc |
@@ -0,0 +1,67 @@ |
+// Copyright (c) 2012 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. |
+ |
+#include "components/rappor/rappor_recorder.h" |
+ |
+#include "base/at_exit.h" |
+#include "base/debug/leak_annotations.h" |
+#include "base/logging.h" |
+#include "base/memory/scoped_ptr.h" |
+#include "base/synchronization/lock.h" |
+#include "components/rappor/rappor.h" |
+ |
+namespace rappor { |
+ |
+// Initialize rappor gathering system. |
+base::LazyInstance<RapporRecorder>::Leaky g_rappor_recorder = |
+ LAZY_INSTANCE_INITIALIZER; |
+ |
+// static |
+void RapporRecorder::DeleteRappors(Rappors* rappors) { |
+ for (Rappors::iterator it = rappors->begin(); rappors->end() != it; ++it) { |
+ delete *it; |
+ } |
+ rappors->clear(); |
+} |
+ |
+void RapporRecorder::CollectRappors(Rappors* output) { |
+ base::AutoLock auto_lock(lock_); |
+ |
+ for (RapporMap::iterator it = rappors_.begin(); rappors_.end() != it; ++it) { |
+ DCHECK_EQ(it->first, it->second->parameters()->rappor_name); |
+ output->push_back(it->second); |
+ } |
+ rappors_.clear(); |
+} |
+ |
+void RapporRecorder::RecordSamples(const RapporParameters* parameters, |
+ const std::vector<std::string>& samples) { |
+ base::AutoLock auto_lock(lock_); |
+ |
+ Rappor* rappor = GetRappor(parameters); |
+ rappor->AddSamples(samples); |
+} |
+ |
+Rappor* RapporRecorder::GetRappor(const RapporParameters* parameters) { |
+ RapporMap::iterator it = rappors_.find(parameters->rappor_name); |
+ if (rappors_.end() != it) { |
+ Rappor* rappor = it->second; |
+ DCHECK_EQ(parameters, rappor->parameters()); |
+ return rappor; |
+ } |
+ |
+ Rappor* new_rappor = new Rappor(parameters); |
+ rappors_[parameters->rappor_name] = new_rappor; |
+ return new_rappor; |
+} |
+ |
+RapporRecorder::RapporRecorder() {} |
+ |
+RapporRecorder::~RapporRecorder() { |
+ Rappors rappors; |
+ CollectRappors(&rappors); |
+ DeleteRappors(&rappors); |
+} |
+ |
+} // namespace rappor |