Db4oCollectionExample


1   /*
2    * Copyright (C) 2005 db4objects Inc.  http://www.db4o.com
3    */
4   package com.db4o.f1.chapter3;
5   
6   import java.util.List  ;
7   import java.util.Map  ;
8   
9   import com.db4o.ObjectContainer;
10  
11  public class Db4oCollectionExample {
12      private List   myList;
13  
14      private static final int INITIAL_SIZE = 10;
15      private Map   myMap;
16      
17      private ObjectContainer database;
18      
19      /**
20       * @return Returns the myList.
21       */
22      public List   getMyList() {
23          if (myList == null) {
24              myList = database.ext().collections().newLinkedList();
25          }
26          return myList;
27      }
28      
29      /**
30       * @return Returns the myMap.
31       */
32      public Map   getMyMap() {
33          if (myMap == null) {
34              myMap = database.ext()
35                      .collections().newHashMap(INITIAL_SIZE);
36          }
37          return myMap;
38      }
39  }
40

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