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1 package com.daffodilwoods.daffodildb.server.datasystem.interfaces;
2
3 import com.daffodilwoods.daffodildb.server.datasystem.persistentsystem.*;
4 import com.daffodilwoods.database.resource.DException;
5 import com.daffodilwoods.daffodildb.server.datasystem.indexsystem.FixedBTreeCluster;
6 import com.daffodilwoods.daffodildb.server.datasystem.persistentsystem.versioninfo.VersionHandler;
7
8 public interface _ClusterProvider {
9
10 Cluster getNewCluster(_DatabaseUser user)throws DException;
11 Cluster getCluster(_DatabaseUser user, ClusterCharacteristics cc)throws DException;
12 Cluster getReadCluster(ClusterCharacteristics cc)throws DException;
13 ClusterCharacteristics getControlCluster(_DatabaseUser user)throws DException;
14 public void addFreeCluster(_DatabaseUser user, int address)throws DException;
15 public VersionHandler getVersionHandler();
16 void updateWriteClusters(Cluster cluster) throws DException;
17 }
18 |
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