How to increase alarm volume in float
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i m able to increase the alarm value in integer way like 0,1,2,3..
but i want to increase alarm value in float like 1.1 ,2.3 ,3.6,5.0
AudioManager audioManager = (AudioManager)mcontext.getSystemService(mcontext.AUDIO_SERVICE);			
audioManager.setStreamVolume(AudioManager.STREAM_ALARM, i, 1);
so plz help me in this.