Android: how to check the flash light is available on device?

Question

How I check the flash light available on device?also want to know how can I On/Off the flash light? I have put the code but not working right now? I search out this

Answer 1

This can help full to turn on/off flash light of device. This is give me satisfaction, Hope be useful to you also.

Turn On camera Flash

camera = Camera.open();
Parameters p = camera.getParameters();
p.setFlashMode(Parameters.FLASH_MODE_TORCH);
camera.setParameters(p);
camera.startPreview();

Turn Off camera Flash

camera = Camera.open();
Parameters p = camera.getParameters();
p.setFlashMode(Parameters.FLASH_MODE_OFF);
camera.setParameters(p);
camera.stopPreview();

Put this Permission in manifest file

For more detail you can go HERE.