Fix crash in RuntimePermissions when camera is unavailable.

This fixes a crash when running the sample in an emulator.

Change-Id: Ib31465394f6b1f3702204ad82b9bf87264ee327a

1 files changed, 7 insertions, 2 deletions

diff --git a/system/RuntimePermissions/Application/src/main/java/com/example/android/system/runtimepermissions/camera/CameraPreviewFragment.java b/system/RuntimePermissions/Application/src/main/java/com/example/android/system/runtimepermissions/camera/CameraPreviewFragment.java
index d0938f67..871cf757 100644
--- a/system/RuntimePermissions/Application/src/main/java/com/example/android/system/runtimepermissions/camera/CameraPreviewFragment.java
+++ b/system/RuntimePermissions/Application/src/main/java/com/example/android/system/runtimepermissions/camera/CameraPreviewFragment.java
@@ -61,8 +61,13 @@ public class CameraPreviewFragment extends Fragment {
 
         // Open an instance of the first camera and retrieve its info.
         mCamera = getCameraInstance(CAMERA_ID);
-        Camera.CameraInfo cameraInfo = new Camera.CameraInfo();
-        Camera.getCameraInfo(CAMERA_ID, cameraInfo);
+        Camera.CameraInfo cameraInfo = null;
+
+        if (mCamera != null) {
+            // Get camera info only if the camera is available
+            cameraInfo = new Camera.CameraInfo();
+            Camera.getCameraInfo(CAMERA_ID, cameraInfo);
+        }
 
         if (mCamera == null || cameraInfo == null) {
             // Camera is not available, display error message