Mercurial > hg > Members > tatsuki > bench > jungle-core
view src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultTransactionManager.java @ 164:b81df9373a31 untilIndex
miner change
author | one |
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date | Mon, 08 Dec 2014 12:21:51 +0900 |
parents | 7c4fc8732eb4 |
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package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction; import java.io.BufferedWriter; import java.io.File; import java.io.FileWriter; import java.io.IOException; import java.io.PrintWriter; import java.util.Iterator; import java.util.TreeMap; import fj.data.List; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeListWriter; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.Result; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.TreeOperationLog; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.AtomicReservableReference.Reservation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.traverser.InterfaceTraverser; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultError; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.Index; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.IndexManager; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.ParentIndex; public class DefaultTransactionManager implements TransactionManager { private final AtomicReservableReference<TreeContext> repository; private final TreeContext tip; private final ChangeListWriter writer; private final String uuid; public DefaultTransactionManager(ChangeListWriter _writer, TreeContext _tip, AtomicReservableReference<TreeContext> _repository, String _uuid) { repository = _repository; tip = _tip; writer = _writer; uuid = _uuid; } @Override public Either<Error, TransactionManager> commit(TreeNode _newRoot, final TreeOperationLog _log) { ChangeSet cs = tip.getChangeSet(); long currentRevision = cs.revision(); long nextRevision = currentRevision + 1; final String _treeName = cs.getTreeName(); ChangeList list = new ChangeList() { @Override public Iterator<TreeOperation> iterator() { return _log.iterator(); } @Override public String getTreeName() { return _treeName; } @Override public String uuid() { return uuid; } }; IndexManager indexManager = new IndexManager(repository.getReservation()); InterfaceTraverser traverser = new InterfaceTraverser(_newRoot, indexManager, true); long t1 = System.currentTimeMillis(); traverser.createIndex(); long t2 = System.currentTimeMillis(); System.out.println("createIndexTime =" + (t2 - t1)); File file = new File("./time/createParentIndexUntil"); try { PrintWriter pw = new PrintWriter(new BufferedWriter(new FileWriter(file,true))); pw.println(t2 - t1); pw.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } TreeMap<String, TreeMap<String, List<TreeNode>>> indexList = traverser.getIndex().getIndex(); TreeMap<TreeNode, TreeNode> parentIndex = traverser.getParentIndex().getParentIndex(); DefaultChangeSet newCs = new DefaultChangeSet(_newRoot, cs, list, uuid, _treeName, nextRevision, indexList,parentIndex); DefaultTreeContext newContext = new DefaultTreeContext(_newRoot, newCs); @SuppressWarnings("rawtypes") Reservation reservation = repository.makeReservation(tip, newContext); if (reservation == null) { return DefaultEither.newA((Error) new DefaultError()); } Result r = writer.write(list); if (r == Result.SUCCESS) { reservation.confirm(); TransactionManager txManager = new DefaultTransactionManager(writer, newContext, repository, uuid); return DefaultEither.newB(txManager); } return DefaultEither.newA((Error) new DefaultError()); } @Override public String getUUID() { return uuid; } @Override public long getRevision() { ChangeSet cs = tip.getChangeSet(); return cs.revision(); } }