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java.lang.Objectorg.gcube.indexmanagement.storagehandling.DeltaFileConsumer
public class DeltaFileConsumer
This class implements a consumer for delta files that make up an index. Each time a new delta file is added to the index, the DeltaFileConsumer fetches it from the Content Management layer and stores it locally.
Nested Class Summary | |
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class |
DeltaFileConsumer.AdditionConsumerNotification
Class that handles the consuming of received addition notifications |
class |
DeltaFileConsumer.DeletionConsumerNotification
Class that handles the consuming of received deletion notifications |
class |
DeltaFileConsumer.ManagerCreationConsumerNotification
Class that handles the consuming of received manager creation notifications |
class |
DeltaFileConsumer.RemovalConsumerNotification
Class that handles the consuming of received deletion notifications |
Constructor Summary | |
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DeltaFileConsumer()
Constructs a new, empty (uninitialized) DeltaFileConsumer |
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DeltaFileConsumer(IndexLookupWSResource resource,
IndexReplicator replicator,
int startIdx)
Constructs a new DeltaFileConsumer |
Method Summary | |
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void |
close()
Closes the DeltaFileConsumer |
void |
loadState(java.io.ObjectInputStream ois,
boolean firstLoad,
IndexLookupWSResource resource,
IndexReplicator replicator,
int startIdx)
Loads the current state of this DeltaFileConsumer from an object stream. |
void |
setDoesHandleAdditions(boolean doesHandleAdditions)
Enables or disables delta file addition notification handling |
void |
setDoesHandleDeletions(boolean doesHandleDeletions)
Enables or disables delta file deletion notification handling |
void |
setEnforceStrictOrder(boolean enforceStrictOrder)
Enables or disables enforcement of strict ordering |
void |
storeState(java.io.ObjectOutputStream oos)
Stores the current state of this DeltaFileConsumer to an object stream. |
Methods inherited from class java.lang.Object |
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equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public DeltaFileConsumer()
public DeltaFileConsumer(IndexLookupWSResource resource, IndexReplicator replicator, int startIdx) throws java.lang.Exception
resource
- the index lookup resource that uses this DeltaFileConsumerreplicator
- the index replicator to usestartIdx
- the index of the first delta file
java.lang.Exception
- an error occuredMethod Detail |
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public void storeState(java.io.ObjectOutputStream oos)
oos
- the output streampublic void loadState(java.io.ObjectInputStream ois, boolean firstLoad, IndexLookupWSResource resource, IndexReplicator replicator, int startIdx) throws java.lang.Exception
ois
- the input streamfirstLoad
- specifies whether this resource is being loaded for the first time or notresource
- the index lookup resource that uses this DeltaFileConsumerreplicator
- the index replicator to usestartIdx
- the index of the first delta file
java.lang.Exception
public void setDoesHandleAdditions(boolean doesHandleAdditions) throws java.lang.Exception
doesHandleAdditions
- specifies whether delta file addition notifications should be handled or not
java.lang.Exception
- an error occuredpublic void setDoesHandleDeletions(boolean doesHandleDeletions) throws java.lang.Exception
doesHandleAdditions
- specifies whether delta file deletion notifications should be handled or not
java.lang.Exception
- an error occuredpublic void setEnforceStrictOrder(boolean enforceStrictOrder) throws java.lang.Exception
enforceStrictOrder
- specifies whether strict ordering should be enforced or not
java.lang.Exception
- an error occuredpublic void close() throws java.lang.Exception
java.lang.Exception
- an error occured
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