voice add null check to onResult callback

PR to fix android crashing on result being null:

E FATAL EXCEPTION: main Process: com.poc_speech_recognigtion, PID: 11881 java.lang.NullPointerException: Attempt to invoke virtual method 'java.util.Iterator java.util.ArrayList.iterator()' on a null object reference at com.wenkesj.voice.VoiceModule.onResults(VoiceModule.java:354) at android.speech.SpeechRecognizer$InternalRecognitionListener$1.handleMessage(SpeechRecognizer.java:1062) at android.os.Handler.dispatchMessage(Handler.java:106) at android.os.Looper.loopOnce(Looper.java:230) at android.os.Looper.loop(Looper.java:319) at android.app.ActivityThread.main(ActivityThread.java:8893) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:608) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1103)

May 01 '24 03:05 Cnilton

+1

May 08 '24 16:05 hemant-bansal-os

+1

Jul 21 '24 19:07 fturkyilmaz

+1

Aug 01 '24 11:08 federicomrossi

+1

Aug 01 '24 11:08 scampa

Hi @lortmorris, these changes were approved last month, is there anything else needed for this to be merged?

Aug 06 '24 17:08 Cnilton

+1

Aug 16 '24 17:08 raulburigo

Has this bug been fixed? I still have this bug on version 3.2.4

"@react-native-voice/voice": "3.2.4", "react": "18.2.0", "react-native": "0.71.2"

Oct 12 '25 04:10 lehuytruyen98-hue

Hi @Johan-dutoit, I see that the Project has been updated on Master branch, and this file on this PR doesn't even exist anymore. Can you please make sure this fix is done on the new code?

Oct 12 '25 13:10 Cnilton