Android: Beginnings of Android Bluetooth Peripheral support

Focus is on the Java side of things. The Gatt server & LE advertiser
can be started and stopped.

This patch builds the foundation for future changes. The C++ side is only
very rudimentary and a lot of debugging helper are left inside the
new code sections.

Change-Id: Ic56da3ec6471ccb438fc2088fbf5eeb3053d5cf1
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
Reviewed-by: Alex Blasche <alexander.blasche@qt.io>

2 files changed, 13 insertions, 6 deletions

diff --git a/src/bluetooth/android/lowenergynotificationhub.cpp b/src/bluetooth/android/lowenergynotificationhub.cpp
index 2a6cdce3..219124fa 100644
--- a/src/bluetooth/android/lowenergynotificationhub.cpp
+++ b/src/bluetooth/android/lowenergynotificationhub.cpp
@@ -53,18 +53,25 @@ QReadWriteLock LowEnergyNotificationHub::lock;
 
 Q_DECLARE_LOGGING_CATEGORY(QT_BT_ANDROID)
 
-LowEnergyNotificationHub::LowEnergyNotificationHub(
-        const QBluetoothAddress &remote, QObject *parent)
+LowEnergyNotificationHub::LowEnergyNotificationHub(const QBluetoothAddress &remote,
+                                                   bool isPeripheral, QObject *parent)
     :   QObject(parent), javaToCtoken(0)
 {
     QAndroidJniEnvironment env;
-    const QAndroidJniObject address =
+
+    if (isPeripheral) {
+        qCDebug(QT_BT_ANDROID) << "Creating Android Peripheral/Server support for BTLE";
+        jBluetoothLe = QAndroidJniObject("org/qtproject/qt5/android/bluetooth/QtBluetoothLEServer",
+                                         "(Landroid/content/Context;)V", QtAndroidPrivate::context());
+    } else {
+        qCDebug(QT_BT_ANDROID) << "Creating Android Central/Client support for BTLE";
+        const QAndroidJniObject address =
             QAndroidJniObject::fromString(remote.toString());
-    jBluetoothLe = QAndroidJniObject("org/qtproject/qt5/android/bluetooth/QtBluetoothLE",
+        jBluetoothLe = QAndroidJniObject("org/qtproject/qt5/android/bluetooth/QtBluetoothLE",
                                      "(Ljava/lang/String;Landroid/content/Context;)V",
                                      address.object<jstring>(),
                                      QtAndroidPrivate::activity() ? QtAndroidPrivate::activity() : QtAndroidPrivate::service());
-
+    }
 
     if (env->ExceptionCheck() || !jBluetoothLe.isValid()) {
         env->ExceptionDescribe();
diff --git a/src/bluetooth/android/lowenergynotificationhub_p.h b/src/bluetooth/android/lowenergynotificationhub_p.h
index a957aac0..cfee78e4 100644
--- a/src/bluetooth/android/lowenergynotificationhub_p.h
+++ b/src/bluetooth/android/lowenergynotificationhub_p.h
@@ -67,7 +67,7 @@ class LowEnergyNotificationHub : public QObject
 {
     Q_OBJECT
 public:
-    explicit LowEnergyNotificationHub(const QBluetoothAddress &remote,
+    explicit LowEnergyNotificationHub(const QBluetoothAddress &remote, bool isPeripheral,
                                       QObject *parent = 0);
     ~LowEnergyNotificationHub();