list.add(sel);\r
}\r
\r
+ @Override\r
public Object getFirstElement() {\r
if (!list.isEmpty())\r
return list.get(0);\r
return null;\r
}\r
\r
+ @Override\r
public Iterator<Object> iterator() {\r
return list.iterator();\r
}\r
\r
+ @Override\r
public int size() {\r
return list.size();\r
}\r
\r
+ @Override\r
public Object[] toArray() {\r
return list.toArray();\r
}\r
\r
+ @Override\r
public List<Object> toList() {\r
return list;\r
}\r
\r
+ @Override\r
public boolean isEmpty() {\r
return list.isEmpty();\r
}\r