Mercurial > hg > Database > jungle-network

annotate src/alice/jungle/persistence/PersistentJungleTree.java @ 96:fcce7ca4adb9

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Modified LogUpdateCodesegment
author one
date Mon, 18 Nov 2013 19:34:15 +0900
parents 0c98717f186e
children
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1 package alice.jungle.persistence;
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2
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3 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTree;
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4 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTreeEditor;
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5 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.core.Node;
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6 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeListWriter;
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7 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet;
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8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.TreeEditor;
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9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode;
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10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.AtomicReservableReference;
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11 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.DefaultJungleTreeEditor;
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12 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.TreeContext;
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14 public class PersistentJungleTree <T extends TreeNode<T>> implements JungleTree {
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15 private final AtomicReservableReference<TreeContext<T>> repository;
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16 private final String uuid;
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17 private final String treeName;
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18 private final ChangeListWriter writer;
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19 private final TreeEditor editor;
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20
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21 public PersistentJungleTree(String _treeName, TreeContext<T> _tc,String _uuid, ChangeListWriter _writer,TreeEditor _editor)
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22 {
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23 treeName = _treeName;
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24 repository = new AtomicReservableReference<TreeContext<T>>(_tc);
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25 uuid = _uuid;
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26 writer = _writer;
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27 editor = _editor;
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28 }
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30 @Override
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31 public JungleTreeEditor getTreeEditor()
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32 {
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33 TreeContext<T> tc = repository.get();
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34 PersistentTransactionManager<T> txManager = new PersistentTransactionManager<T>(treeName, writer,tc,repository,uuid);
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35 T root = tc.getTreeNode();
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36 return new DefaultJungleTreeEditor<T>(root,txManager,editor);
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37 }
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39 @Override
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40 public Node getRootNode()
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41 {
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42 TreeContext<T> tc = repository.get();
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43 ChangeSet cs = tc.getChangeSet();
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44 return cs.getRoot();
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45 }
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47 @Override
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48 public JungleTreeEditor getLocalTreeEditor() {
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49 return getTreeEditor();
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50 }
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53 }