public class StoredDoubleTrail extends Object implements IStoredDoubleTrail
Constructor and Description |
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StoredDoubleTrail(int nUpdates,
int nWorlds,
double loadfactor)
Constructs a trail with predefined size.
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Modifier and Type | Method and Description |
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void |
buildFakeHistory(StoredDouble v,
double initValue,
int olderStamp) |
void |
savePreviousState(StoredDouble v,
double oldValue,
int oldStamp)
Reacts when a StoredInt is modified: push the former value & timestamp
on the stacks.
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void |
worldCommit(int worldIndex)
Comits a world: merging it with the previous one.
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void |
worldPop(int worldIndex)
Moving down to the previous world.
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void |
worldPush(int worldIndex)
Moving up to the next world.
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public StoredDoubleTrail(int nUpdates, int nWorlds, double loadfactor)
nUpdates
- maximal number of updates that will be storednWorlds
- maximal number of worlds that will be storedloadfactor
- load factor for structurespublic void worldPush(int worldIndex)
public void worldPop(int worldIndex)
public void worldCommit(int worldIndex)
worldCommit
in interface IStorage
public void savePreviousState(StoredDouble v, double oldValue, int oldStamp)
savePreviousState
in interface IStoredDoubleTrail
public void buildFakeHistory(StoredDouble v, double initValue, int olderStamp)
buildFakeHistory
in interface IStoredDoubleTrail
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