Mercurial > hg > Members > nobuyasu > jungle-network

comparison src/alice/jungle/core/NetworkDefaultJungle.java @ 31:190f6a3bdab2

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rename some packages
author one
date Mon, 01 Jul 2013 20:34:03 +0900
parents src/jungle/test/core/NetworkDefaultJungle.java@e968224ad0ce
children 2f1879e0acec
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30:8593c2525aa7 31:190f6a3bdab2
1 package alice.jungle.core;
2
3 import java.util.Iterator;
4 import java.util.concurrent.ConcurrentHashMap;
5
6 import alice.jungle.transaction.NetworkDefaultJungleTree;
7
8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.Jungle;
9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTree;
10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList;
11 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.Journal;
12 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.NullJournal;
13 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet;
14 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeEditor;
15 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation;
16 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultChangeSet;
17 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeContext;
18 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeNode;
19 import jungle.test.codesegment.persistence.AliceJournal;
20 import fj.data.List;
21
22 public class NetworkDefaultJungle implements Jungle {
23 private Journal journal;
24 private ConcurrentHashMap<String,JungleTree> trees;
25 private String uuid;
26 private TreeEditor editor;
27
28 public NetworkDefaultJungle(Journal _journal,String _uuid,TreeEditor _editor)
29 {
30 // journal = new AliceJournal();
31 journal = new NullJournal();
32 trees = new ConcurrentHashMap<String,JungleTree>();
33 uuid = _uuid;
34 editor = _editor;
35 }
36
37 @Override
38 public JungleTree getTreeByName(String _name)
39 {
40 return trees.get(_name);
41 }
42
43 @Override
44 public JungleTree createNewTree(String _name)
45 {
46 ChangeList list = new ChangeList(){
47 @Override
48 public Iterator<TreeOperation> iterator() {
49 List<TreeOperation> nil = List.nil();
50 return nil.iterator();
51 }
52 };
53 DefaultTreeNode root = new DefaultTreeNode();
54 ChangeSet set = new DefaultChangeSet(root.getAsNode(),null,list,uuid,0);
55 DefaultTreeContext<DefaultTreeNode> tc = new DefaultTreeContext<DefaultTreeNode>(root,set);
56 JungleTree newTree = new NetworkDefaultJungleTree<DefaultTreeNode>(tc,uuid,journal.getWriter(),editor);
57 if(trees.putIfAbsent(_name,newTree) != null){
58 return null;
59 }
60 return newTree;
61 }
62 }