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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_ATTRIBUTE_INSTANCE_MAP_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_ATTRIBUTE_INSTANCE_MAP_H_
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_remote_gatt_characteristic.h"
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_remote_gatt_descriptor.h"
#include "third_party/blink/renderer/modules/bluetooth/bluetooth_remote_gatt_service.h"
#include "third_party/blink/renderer/platform/heap/collection_support/heap_hash_map.h"
#include "third_party/blink/renderer/platform/heap/garbage_collected.h"
namespace blink {
class BluetoothDevice;
class ExecutionContext;
// Map that holds all GATT attributes, i.e. BluetoothRemoteGATTService,
// BluetoothRemoteGATTCharacteristic, BluetoothRemoteGATTDescriptor, for
// the BluetoothDevice passed in when constructing the object.
// Methods in this map are used to create or retrieve these attributes.
class BluetoothAttributeInstanceMap final
: public GarbageCollected<BluetoothAttributeInstanceMap> {
public:
BluetoothAttributeInstanceMap(BluetoothDevice*);
// Constructs a new BluetoothRemoteGATTService object if there was
// no service with the same instance id and adds it to the map.
// Otherwise returns the BluetoothRemoteGATTService object already
// in the map.
BluetoothRemoteGATTService* GetOrCreateRemoteGATTService(
mojom::blink::WebBluetoothRemoteGATTServicePtr,
bool is_primary,
const String& device_instance_id);
// Returns true if a BluetoothRemoteGATTService with |serviceInstanceId|
// is in the map.
bool ContainsService(const String& service_instance_id);
// Constructs a new BluetoothRemoteGATTCharacteristic object if there was no
// characteristic with the same instance id and adds it to the map.
// Otherwise returns the BluetoothRemoteGATTCharacteristic object already in
// the map.
BluetoothRemoteGATTCharacteristic* GetOrCreateRemoteGATTCharacteristic(
ExecutionContext*,
mojom::blink::WebBluetoothRemoteGATTCharacteristicPtr,
BluetoothRemoteGATTService*);
// Returns true if a BluetoothRemoteGATTCharacteristic with
// |characteristicInstanceId| is in the map.
bool ContainsCharacteristic(const String& characteristic_instance_id);
// Constructs a new BluetoothRemoteGATTDescriptor object if there was no
// descriptor with the same instance id and adds it to the map.
// Otherwise returns the BluetoothRemoteGATTDescriptor object already in
// the map.
BluetoothRemoteGATTDescriptor* GetOrCreateBluetoothRemoteGATTDescriptor(
mojom::blink::WebBluetoothRemoteGATTDescriptorPtr,
BluetoothRemoteGATTCharacteristic*);
// Returns true if a BluetoothRemoteGATTDescriptor with
// |descriptorInstanceId| is in the map.
bool ContainsDescriptor(const String& descriptor_instance_id);
// Removes all Attributes from the map.
// TODO(crbug.com/654950): Remove descriptors when implemented.
void Clear();
void Trace(Visitor*) const;
private:
// BluetoothDevice that owns this map.
Member<BluetoothDevice> device_;
// Map of service instance ids to objects.
HeapHashMap<String, Member<BluetoothRemoteGATTService>> service_id_to_object_;
// Map of characteristic instance ids to objects.
HeapHashMap<String, Member<BluetoothRemoteGATTCharacteristic>>
characteristic_id_to_object_;
// Map of descriptor instance ids to objects.
HeapHashMap<String, Member<BluetoothRemoteGATTDescriptor>>
descriptor_id_to_object_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_BLUETOOTH_BLUETOOTH_ATTRIBUTE_INSTANCE_MAP_H_
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