Mercurial > hg > Members > nobuyasu > jungle-network
view src/main/java/alice/jungle/core/NetworkDefaultJungle.java @ 193:89c15aa2bc6d
change transaction
author | tatsuki |
---|---|
date | Fri, 20 Mar 2015 16:18:42 +0900 |
parents | 5d0734fd859d |
children | fd4064e110bd |
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package alice.jungle.core; import java.util.Iterator; import java.util.concurrent.ConcurrentHashMap; import alice.jungle.transaction.NetworkDefaultJungleTree; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.Jungle; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTree; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.Journal; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeContext; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeEditor; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeContext; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultTreeNode; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.ParentIndex; import fj.Ord; import fj.data.List; import fj.data.TreeMap; public class NetworkDefaultJungle implements Jungle { private Journal journal; private ConcurrentHashMap<String, JungleTree> trees; private String uuid; private TreeEditor editor; public NetworkDefaultJungle(Journal _journal, String _uuid, TreeEditor _editor) { journal = _journal; trees = new ConcurrentHashMap<String, JungleTree>(); uuid = _uuid; editor = _editor; } @Override public JungleTree getTreeByName(String _name) { return trees.get(_name); } @Override public JungleTree createNewTree(final String name) { ChangeList list = new ChangeList() { @Override public Iterator<TreeOperation> iterator() { List<TreeOperation> nil = List.nil(); return nil.iterator(); } @Override public String uuid() { return uuid; } @Override public String getTreeName() { return name; } }; TreeNode root = new DefaultTreeNode(); TreeMap<String, TreeMap<String, TreeMap<TreeNode, TreeNode>>> indexList = TreeMap.empty(Ord.stringOrd); TreeMap<TreeNode, TreeNode> parentIndex = new ParentIndex().getParentIndex(); TreeContext tc = new DefaultTreeContext(root, null, list, uuid, name, 0, indexList, parentIndex); JungleTree newTree = new NetworkDefaultJungleTree(name, tc, uuid, journal.getWriter(), editor); if (trees.putIfAbsent(name, newTree) != null) { return null; } return newTree; } }