fabric.store
Class InProcessStore

java.lang.Object
  fabric.net.RemoteNode
      fabric.worker.RemoteStore
          fabric.store.InProcessStore

All Implemented Interfaces:

Store, java.io.Serializable

public class InProcessStore
extends RemoteStore

In-process implementation of the Store interface for use when a worker is running in-process with a Store. The operations work directly on the Store's TransactionManager object.

Author:

mdgeorge

See Also:

Serialized Form

Field Summary

protected SurrogateManager	sm
protected TransactionManager	tm

Fields inherited from class fabric.net.RemoteNode

name

Constructor Summary

InProcessStore(java.lang.String name, Node.Store c)

Method Summary

void	abortTransaction(boolean useAuthentication, TransactionID tid) Notifies the store that the transaction is being Aborted.
void	commitTransaction(boolean useAuthentication, long transactionID) Notifies the Store that the transaction should be committed.
long	createOnum() Obtains a new, unused object number from the Store.
protected java.util.List<SerializedObject>	getStaleObjects(LongKeyMap<java.lang.Integer> reads) Helper for checkForStaleObjects.
boolean	prepareTransaction(boolean useAuthentication, long tid, long commitTime, java.util.Collection<Object._Impl> toCreate, LongKeyMap<java.lang.Integer> reads, java.util.Collection<Object._Impl> writes) Sends a PREPARE message to the store.
ObjectGroup	readObjectFromStore(long onum) Goes to the store to get object.

Methods inherited from class fabric.worker.RemoteStore

cache, checkForStaleObjects, cleanup, clearCache, evict, getPrincipal, getPublicKey, getRoot, hashCode, isLocalStore, lookup, notifyEvict, readEncryptedObjectFromStore, readObject, readObjectFromCache, readObjectNoDissem, readResolve, reserve, toString, updateCache

Methods inherited from class fabric.net.RemoteNode

name, openStream

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface fabric.worker.Store

name

Field Detail

tm

protected final TransactionManager tm

sm

protected final SurrogateManager sm

Constructor Detail

InProcessStore

public InProcessStore(java.lang.String name,
                      Node.Store c)

Method Detail

abortTransaction

public void abortTransaction(boolean useAuthentication,
                             TransactionID tid)

Description copied from interface: Store

Notifies the store that the transaction is being Aborted.

Specified by:

abortTransaction in interface Store

Overrides:

abortTransaction in class RemoteStore

tid - the ID of the aborting transaction. This is assumed to specify a top-level transaction.

commitTransaction

public void commitTransaction(boolean useAuthentication,
                              long transactionID)
                       throws TransactionCommitFailedException

Description copied from interface: Store

Notifies the Store that the transaction should be committed.

Specified by:

commitTransaction in interface Store

Overrides:

commitTransaction in class RemoteStore

transactionID - the ID of the transaction to commit

Throws:

TransactionCommitFailedException

createOnum

public long createOnum()

Description copied from interface: Store

Obtains a new, unused object number from the Store.

Specified by:

createOnum in interface Store

Overrides:

createOnum in class RemoteStore

prepareTransaction

public boolean prepareTransaction(boolean useAuthentication,
                                  long tid,
                                  long commitTime,
                                  java.util.Collection<Object._Impl> toCreate,
                                  LongKeyMap<java.lang.Integer> reads,
                                  java.util.Collection<Object._Impl> writes)
                           throws TransactionPrepareFailedException

Description copied from class: RemoteStore

Sends a PREPARE message to the store.

Specified by:

prepareTransaction in interface Store

Overrides:

prepareTransaction in class RemoteStore

Returns:

whether a subtransaction was created on the store as a result of the prepare.

Throws:

TransactionPrepareFailedException

readObjectFromStore

public ObjectGroup readObjectFromStore(long onum)
                                throws FetchException

Description copied from class: RemoteStore

Goes to the store to get object.

Overrides:

readObjectFromStore in class RemoteStore

Parameters:

onum - The object number to fetch

Returns:

An ObjectGroup whose head object is the requested object.

Throws:

FetchException - if there was an error while fetching the object from the store.

getStaleObjects

protected java.util.List<SerializedObject> getStaleObjects(LongKeyMap<java.lang.Integer> reads)

Description copied from class: RemoteStore

Helper for checkForStaleObjects.

Overrides:

getStaleObjects in class RemoteStore