Mercurial > hg > Members > tatsuki > bench > jungle-core
view src/main/java/jp/ac/u_ryukyu/ie/cr/shoshi/jungle/transaction/DefaultJungleIndexTreeEditor.java @ 108:69bbf08894aa
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author | one |
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date | Fri, 12 Sep 2014 21:53:52 +0900 |
parents | f9a0e7069811 |
children | 5df5505e1c1e |
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package jp.ac.u_ryukyu.ie.cr.shoshi.jungle.transaction; import java.nio.ByteBuffer; import fj.data.List; import fj.data.TreeMap; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.JungleTreeEditor; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.NodePath; 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.impl.logger.DefaultTreeOperationLog; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.LoggingNode; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.OperationLog; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.impl.logger.TreeOperationLog; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.DefaultTreeOperation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.NodeOperation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.operations.TreeOperation; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.AppendChildAt; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.DeleteAttribute; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.DeleteChildAt; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.NodeEditor; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.store.trasnformer.PutAttribute; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.DefaultEither; 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.shoshi.jungle.util.IterableConverter; import jp.ac.u_ryukyu.ie.cr.shoshi.jungle.util.Pair; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.AppendChildAtIndex; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.DeleteAttributeIndex; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.DeleteChildAtIndex; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.Logging; import jp.ac.u_ryukyu.ie.cr.tatsuki.jungle.store.index.PutAttributeIndex; public class DefaultJungleIndexTreeEditor extends DefaultJungleTreeEditor { private final TransactionManager txManager; private final TreeNode root; private final TreeEditor editor; private final TreeOperationLog log; private TreeMap<String,TreeMap<String, List<TreeNode>>> index; public DefaultJungleIndexTreeEditor(TreeNode _root,TransactionManager _txManager,TreeEditor _editor, TreeMap<String,TreeMap<String, List<TreeNode>>> index) { this(_root,_txManager,_editor,new DefaultTreeOperationLog(), index); } public DefaultJungleIndexTreeEditor(TreeNode newNode,TransactionManager _txManager,TreeEditor _editor,TreeOperationLog _log, TreeMap<String,TreeMap<String, List<TreeNode>>> index) { super(newNode, _txManager, _editor , _log); this.root = newNode; this.txManager = _txManager; this.editor = _editor; this.log = _log; this.index = index; } private Either<Error,JungleTreeEditor> _edit(final NodePath _path,NodeEditor _e) { //LoggingNodeHook hook = new LoggingNodeHook(_e); Either<Error,Logging> either = editor.edit(root,_path,_e); if(either.isA()){ return DefaultEither.newA(either.a()); } Logging newLogging = either.b(); OperationLog newLog = newLogging.getOperationLog(); TreeNode newNode = newLogging.getWrap(); index = newLogging.getIndex(); IterableConverter.Converter<TreeOperation,NodeOperation> converter = new IterableConverter.Converter<TreeOperation,NodeOperation>(){ @Override public TreeOperation conv(NodeOperation _b){ return new DefaultTreeOperation(_path,_b); } }; Iterable<TreeOperation> iterable = new IterableConverter<TreeOperation,NodeOperation>(newLog,converter); DefaultTreeOperationLog treeOperationLog = new DefaultTreeOperationLog(iterable,newLog.length()); TreeOperationLog newTreeOpLog = log.append(treeOperationLog); JungleTreeEditor newEditor = new DefaultJungleIndexTreeEditor(newNode,txManager,editor,newTreeOpLog, index); return DefaultEither.newB(newEditor); } @Override public Either<Error,JungleTreeEditor> addNewChildAt(NodePath _path, int _pos) { AppendChildAtIndex appendChildAt = new AppendChildAtIndex(_pos, index); return _edit(_path,appendChildAt); } @Override public Either<Error,JungleTreeEditor> deleteChildAt(NodePath _path, int _pos) { DeleteChildAtIndex deleteChildAt = new DeleteChildAtIndex(_pos, index); return _edit(_path,deleteChildAt); } @Override public Either<Error,JungleTreeEditor> putAttribute(NodePath _path,String _key,ByteBuffer _value) { PutAttributeIndex putAttribute = new PutAttributeIndex(_key,_value, index); return _edit(_path,putAttribute); } @Override public Either<Error,JungleTreeEditor> deleteAttribute(NodePath _path, String _key) { DeleteAttributeIndex deleteAttribute = new DeleteAttributeIndex(_key, index); return _edit(_path,deleteAttribute); } @Override public Either<Error,JungleTreeEditor> edit(NodePath _path,NodeEditor _editor) { return _edit(_path,_editor); } @Override public Either<Error,JungleTreeEditor> success() { Either<Error,TransactionManager> either = txManager.commit(root,log, index); if(either.isA()){ return DefaultEither.newA(either.a()); } TransactionManager newTxManager = either.b(); JungleTreeEditor newTreeEditor = new DefaultJungleIndexTreeEditor(root,newTxManager,editor, index); return DefaultEither.newB(newTreeEditor); } }