Mercurial > hg > Members > tatsuki > bench > jungle-core
annotate src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultTransactionManager.java @ 154:b8cef4b640a3
update index for commit
| author | one |
|---|---|
| date | Wed, 26 Nov 2014 06:23:07 +0900 |
| parents | 20af7f25ef32 |
| children | f98f2704b154 6b4aab79910d |
| rev | line source |
|---|---|
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cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
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1 package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction; |
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cb9fabaedfd4
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parents:
diff
changeset
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2 |
| 45 | 3 import java.util.Iterator; |
| 103 | 4 |
| 45 | 5 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeList; |
| 6 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.ChangeListWriter; | |
| 7 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.persistent.Result; | |
| 54 | 8 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.ChangeSet; |
| 9 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.TreeNode; | |
| 53 | 10 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.TreeOperationLog; |
| 11 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation; | |
| 45 | 12 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction.AtomicReservableReference.Reservation; |
| 154 | 13 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.traverser.InterfaceTraverser; |
| 45 | 14 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither; |
| 15 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultError; | |
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38
cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
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16 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Either; |
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cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
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17 import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Error; |
| 151 | 18 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.Index; |
| 154 | 19 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.IndexManager; |
| 149 | 20 import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.ParentIndex; |
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38
cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
|
21 |
| 154 | 22 public class DefaultTransactionManager implements TransactionManager { |
| 23 private final AtomicReservableReference<TreeContext> repository; | |
| 24 private final TreeContext tip; | |
| 25 private final ChangeListWriter writer; | |
| 26 private final String uuid; | |
| 27 | |
| 28 public DefaultTransactionManager(ChangeListWriter _writer, TreeContext _tip, | |
| 29 AtomicReservableReference<TreeContext> _repository, String _uuid) { | |
| 30 repository = _repository; | |
| 31 tip = _tip; | |
| 32 writer = _writer; | |
| 33 uuid = _uuid; | |
| 34 } | |
| 35 | |
| 36 @Override | |
| 37 public Either<Error, TransactionManager> commit(TreeNode _newRoot, final TreeOperationLog _log) { | |
| 38 ChangeSet cs = tip.getChangeSet(); | |
| 39 long currentRevision = cs.revision(); | |
| 40 long nextRevision = currentRevision + 1; | |
| 41 | |
| 42 final String _treeName = cs.getTreeName(); | |
| 43 ChangeList list = new ChangeList() { | |
| 44 @Override | |
| 45 public Iterator<TreeOperation> iterator() { | |
| 46 return _log.iterator(); | |
| 47 } | |
| 48 | |
| 49 @Override | |
| 50 public String getTreeName() { | |
| 51 return _treeName; | |
| 52 } | |
| 53 | |
| 54 @Override | |
| 55 public String uuid() { | |
| 56 return uuid; | |
| 57 } | |
| 135 | 58 |
| 154 | 59 }; |
| 60 | |
| 61 IndexManager indexManager = new IndexManager(repository.getReservation()); | |
| 62 InterfaceTraverser traverser = new InterfaceTraverser(_newRoot, indexManager, true); | |
| 63 traverser.createIndex(); | |
| 64 Index nulIndex = traverser.getIndex(); | |
| 65 ParentIndex nulParentIndex = traverser.getParentIndex(); | |
| 66 DefaultChangeSet newCs = new DefaultChangeSet(_newRoot, cs, list, uuid, _treeName, nextRevision, nulIndex, | |
| 67 nulParentIndex); | |
| 68 DefaultTreeContext newContext = new DefaultTreeContext(_newRoot, newCs); | |
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38
cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
|
69 |
| 154 | 70 @SuppressWarnings("rawtypes") |
| 71 Reservation reservation = repository.makeReservation(tip, newContext); | |
| 72 if (reservation == null) { | |
| 73 return DefaultEither.newA((Error) new DefaultError()); | |
| 74 } | |
| 75 Result r = writer.write(list); | |
| 76 if (r == Result.SUCCESS) { | |
| 77 reservation.confirm(); | |
| 78 TransactionManager txManager = new DefaultTransactionManager(writer, newContext, repository, uuid); | |
| 79 return DefaultEither.newB(txManager); | |
| 80 } | |
| 81 return DefaultEither.newA((Error) new DefaultError()); | |
| 82 } | |
| 45 | 83 |
| 154 | 84 @Override |
| 85 public String getUUID() { | |
| 86 return uuid; | |
| 87 } | |
| 88 | |
| 89 @Override | |
| 90 public long getRevision() { | |
| 91 ChangeSet cs = tip.getChangeSet(); | |
| 92 return cs.revision(); | |
| 93 } | |
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38
cb9fabaedfd4
added tests and changed testing provider to junit47
Shoshi TAMAKI
parents:
diff
changeset
|
94 } |