Anagrams

public class Solution {
    public ArrayList<String> anagrams(String[] strs) {
        // IMPORTANT: Please reset any member data you declared, as
        // the same Solution instance will be reused for each test case.
        ArrayList<String> result = new ArrayList<String>();
        if(strs.length <=1)
            return result;
        HashMap<String, ArrayList<String>> container = new HashMap<String, ArrayList<String>>();
        for(String temp : strs)
        {
            char[] current = temp.toCharArray();
            Arrays.sort(current);
            String now = new String(current);
            if(container.containsKey(now))
                container.get(now).add(temp);
            else
                container.put(now, new ArrayList<String>(Arrays.asList(temp)));
        }
        for(ArrayList<String> check : container.values())
        {
            if(check.size() > 1) //which is the result
                result.addAll(check);
        }
        return result;
    }
}