[안드로이드/Android] activity 중복 호출 방지

해당 activity 호출 시 

intent에 flag값 추가 

 

in kotlin

intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP or Intent.FLAG_ACTIVITY_SINGLE_TOP) 

in java

intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP)