Arraylist, array 마음대로 Convert 하기

Convert ArrayList to Array

List list = new ArrayList();
     
list.add("India");
list.add("Switzerland");
list.add("Italy");
list.add("France");
 
String [] countries = list.toArray(new String[list.size()]);

Convert Array to ArrayList

1.

String[] countries = {"India", "Switzerland", "Italy", "France"};
List list = new Arrays(Arrays.asList(countries));

2.

String[] asset = {"equity", "stocks", "gold", "foreign exchange","fixed income", "futures", "options"}; 
List assetList = Arrays.asList(asset); 
 

Array to ArrayList by using Collections.addAll method

List assetList = new ArrayList();
String[] asset = {"equity", "stocks", "gold", "foriegn exchange", "fixed income", "futures", "options"}; 

Collections.addAll(assetList, asset);

출저 : http://javarevisited.blogspot.kr/2011/06/converting-array-to-arraylist-in-java.html http://viralpatel.net/blogs/convert-arraylist-to-arrays-in-java/