Select the method that you want add Javadoc and alt+Shift+j, creates automatically the javadoc comment.
EXAMPLE:
/**
* @param currDate
* @param index
* @return
*/
public static String getAtoBinary(String currDate, int index){
String HourA = "0";
try{
String[] mydate = currDate.split("/");
HourA = mydate[index].substring(1, 2);
}catch(Exception e){
Log.e(TAG, e.getMessage());
}
return HourA;
}