Reading, writing of CDD and CJT JSON formats.

components/cloud_devices/cloud_device_description.h

Index: components/cloud_devices/cloud_device_description.h
diff --git a/components/cloud_devices/cloud_device_description.h b/components/cloud_devices/cloud_device_description.h
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+// Copyright 2014 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_CLOUD_DEVICES_CLOUD_DEVICE_DESCRIPTION_H_
+#define COMPONENTS_CLOUD_DEVICES_CLOUD_DEVICE_DESCRIPTION_H_
+
+#include <string>
+
+#include "base/callback.h"
+
+namespace base {
+class DictionaryValue;
+class ListValue;
+}
+
+namespace cloud_devices {
+
+// Provides parsing, serialization and validation Cloud Device Description or
+// Cloud Job Ticket.
+// https://developers.google.com/cloud-print/docs/cdd
+class CloudDeviceDescription {
+ public:
+  CloudDeviceDescription();
+  ~CloudDeviceDescription();
+
+  void Reset();
+
+  bool InitFromString(const std::string& json);
+
+  std::string ToString() const;
+
+  // Returns dictionary with capability/option.
+  // Returns NULL if missing.
+  const base::DictionaryValue* GetItem(const std::string& path) const;
+
+  // Create dictionary for capability/option.
+  // Never returns NULL.
+  base::DictionaryValue* CreateItem(const std::string& path);
+
+  // Returns list with capability/option.
+  // Returns NULL if missing.
+  const base::ListValue* GetListItem(const std::string& path) const;
+
+  // Create list for capability/option.
+  // Never returns NULL.
+  base::ListValue* CreateListItem(const std::string& path);
+
+ private:
+  scoped_ptr<base::DictionaryValue> root_;
+
+  DISALLOW_COPY_AND_ASSIGN(CloudDeviceDescription);
+};
+
+}  // namespace cloud_devices
+
+#endif  // COMPONENTS_CLOUD_DEVICES_CLOUD_DEVICE_DESCRIPTION_H_