Index: components/rappor/rappor_metric.h |
diff --git a/components/rappor/rappor_metric.h b/components/rappor/rappor_metric.h |
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+// 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. |
+ |
+#ifndef COMPONENTS_RAPPOR_RAPPOR_H_ |
+#define COMPONENTS_RAPPOR_RAPPOR_H_ |
+ |
+#include <assert.h> |
+#include <limits.h> |
+#include <math.h> |
+ |
+#include <string> |
+#include <vector> |
+ |
+#include "components/rappor/bloom_filter.h" |
+#include "components/rappor/rappor_parameters.h" |
+#include "components/rappor/byte_vector_utils.h" |
+ |
+namespace rappor { |
+ |
+// A RapporMetric is an object for collects string samples into a bloom filter, |
+// and generates randomized reports about the collected data. |
+// |
+// For a full description of the rappor metrics, see |
+// http://www.chromium.org/developers/design-documents/rappor |
+class RapporMetric { |
+ public: |
+ RapporMetric(const RapporParameters& parameters); |
+ |
+ // Record additional samples in the bloom filter. |
+ void AddSamples(const std::vector<std::string>& strings); |
+ void AddSample(const std::string& str); |
+ |
+ // Retrieves the current bloom filter bits. |
+ const ByteVector& GetBytes() const; |
+ const RapporParameters* parameters() const { return ¶meters_; } |
+ |
+ ByteVector GetReport(const std::string& secret) const; |
+ |
+ private: |
+ const RapporParameters parameters_; |
+ BloomFilter bloom_; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(RapporMetric); |
+}; |
+ |
+} // namespace rappor |
+ |
+#endif // COMPONENTS_RAPPOR_RAPPOR_H_ |