Answers for "from list to array java"

java array to list

Integer[] spam = new Integer[] { 1, 2, 3 };
List<Integer> list = Arrays.asList(spam);

convert array to list java

Arrays.asList(array);

convert list to array in java

Integer[] arr = new Integer[al.size()]; 
arr = al.toArray(arr);

list to arraylist java

ArrayList<Task> tmp = new ArrayList<Task>(mTrackytAdapter.getAllTasks(token));