Package org.apache.ignite.internal.processors.cache.transactions

Class IgniteTxStateImpl

java.lang.Object

org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalStateAdapter

org.apache.ignite.internal.processors.cache.transactions.IgniteTxStateImpl

All Implemented Interfaces:

IgniteTxLocalState, IgniteTxState

public class IgniteTxStateImpl
extends IgniteTxLocalStateAdapter

Constructor Summary

Constructors

Constructor	Description
IgniteTxStateImpl()

Method Summary

Modifier and Type	Method	Description
void	addActiveCache(GridCacheContext cacheCtx, boolean recovery, IgniteTxAdapter tx)
void	addEntry(IgniteTxEntry entry)
Collection<IgniteTxEntry>	allEntries()
Collection<IgniteTxEntry>	allEntriesCopy()
void	awaitLastFuture()	Awaits for previous async operations on active caches to be completed.
@Nullable GridIntList	cacheIds()	Gets caches ids affected with current tx.
boolean	empty()
IgniteTxEntry	entry(IgniteTxKey key)
@Nullable Integer	firstCacheId()
boolean	hasInterceptor(GridCacheSharedContext cctx)
boolean	hasWriteKey(IgniteTxKey key)
boolean	implicitSingle()
boolean	init(int txSize)
boolean	initialized()
GridCacheAdapter.FutureHolder	lastAsyncFuture()	Previous async operations on caches.
void	onTxEnd(GridCacheSharedContext cctx, IgniteInternalTx tx, boolean commit)
Collection<IgniteTxEntry>	readEntries()
Map<IgniteTxKey,IgniteTxEntry>	readMap()
Set<IgniteTxKey>	readSet()
boolean	recovery()
void	removeEntry(IgniteTxKey key)
void	seal()
IgniteTxEntry	singleWrite()
Collection<CacheStoreManager>	stores(GridCacheSharedContext cctx)
boolean	storeWriteThrough(GridCacheSharedContext sctx)
CacheWriteSynchronizationMode	syncMode(GridCacheSharedContext cctx)
GridDhtTopologyFuture	topologyReadLock(GridCacheSharedContext cctx, GridFutureAdapter<?> fut)
void	topologyReadUnlock(GridCacheSharedContext cctx)
String	toString()
void	unwindEvicts(GridCacheSharedContext cctx)	Unwind evicts for caches involved in this transaction.
IgniteCheckedException	validateTopology(GridCacheSharedContext cctx, boolean read, GridDhtTopologyFuture topFut)
Collection<IgniteTxEntry>	writeEntries()
Map<IgniteTxKey,IgniteTxEntry>	writeMap()
Set<IgniteTxKey>	writeSet()

Methods inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalStateAdapter

onTxEnd

Methods inherited from class java.lang.Object

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

Constructor Detail

IgniteTxStateImpl

public IgniteTxStateImpl()

Method Detail

implicitSingle

public boolean implicitSingle()

Returns:

Flag indicating whether transaction is implicit with only one key.

firstCacheId

@Nullable
public @Nullable Integer firstCacheId()

Returns:

First tx cache id.

cacheIds

@Nullable
public @Nullable GridIntList cacheIds()

Gets caches ids affected with current tx.

Returns:

tx cache ids.

unwindEvicts

public void unwindEvicts(GridCacheSharedContext cctx)

Unwind evicts for caches involved in this transaction.

Parameters:

cctx - Grid cache shared context.

awaitLastFuture

public void awaitLastFuture()

Awaits for previous async operations on active caches to be completed.

lastAsyncFuture

public GridCacheAdapter.FutureHolder lastAsyncFuture()

Previous async operations on caches.

validateTopology

public IgniteCheckedException validateTopology(GridCacheSharedContext cctx,
                                               boolean read,
                                               GridDhtTopologyFuture topFut)

Parameters:

cctx - Context.

read - True if validating for a read operation, false for write.

topFut - Topology future.

Returns:

Error if validation failed.

recovery

public boolean recovery()

Returns:

Recovery mode flag.

syncMode

public CacheWriteSynchronizationMode syncMode(GridCacheSharedContext cctx)

Parameters:

cctx - Context.

Returns:

Write synchronization mode.

addActiveCache

public void addActiveCache(GridCacheContext cacheCtx,
                           boolean recovery,
                           IgniteTxAdapter tx)
                    throws IgniteCheckedException

Parameters:

cacheCtx - Context.

tx - Transaction.

Throws:

IgniteCheckedException - If cache check failed.

topologyReadLock

public GridDhtTopologyFuture topologyReadLock(GridCacheSharedContext cctx,
                                              GridFutureAdapter<?> fut)

Parameters:

cctx - Context.

fut - Future to finish with error if some cache is stopping.

Returns:

Topology future.

topologyReadUnlock

public void topologyReadUnlock(GridCacheSharedContext cctx)

Parameters:

cctx - Context.

storeWriteThrough

public boolean storeWriteThrough(GridCacheSharedContext sctx)

Parameters:

sctx - Context.

Returns:

True if transaction is allowed to use store and transactions spans one or more caches with store enabled.

hasInterceptor

public boolean hasInterceptor(GridCacheSharedContext cctx)

Parameters:

cctx - Context.

Returns:

True if transaction spans one or more caches with configured interceptor.

stores

public Collection<CacheStoreManager> stores(GridCacheSharedContext cctx)

Parameters:

cctx - Context.

Returns:

Configured stores for active caches.

onTxEnd

public void onTxEnd(GridCacheSharedContext cctx,
                    IgniteInternalTx tx,
                    boolean commit)

Parameters:

cctx - Context.

tx - Transaction.

commit - Commit flag.

init

public boolean init(int txSize)

Parameters:

txSize - Transaction size.

Returns:

True if transaction was successfully started.

initialized

public boolean initialized()

Returns:

True if init method was called.

allEntries

public Collection<IgniteTxEntry> allEntries()

Returns:

All entries.

allEntriesCopy

public Collection<IgniteTxEntry> allEntriesCopy()

Returns:

All entries. Returned collection is copy of internal collection.

entry

public IgniteTxEntry entry(IgniteTxKey key)

Parameters:

key - Key.

Returns:

Entry.

hasWriteKey

public boolean hasWriteKey(IgniteTxKey key)

Parameters:

key - Key.

Returns:

True if tx has write key.

readSet

public Set<IgniteTxKey> readSet()

Returns:

Read entries keys.

writeSet

public Set<IgniteTxKey> writeSet()

Returns:

Write entries keys.

writeEntries

public Collection<IgniteTxEntry> writeEntries()

Returns:

Write entries.

readEntries

public Collection<IgniteTxEntry> readEntries()

Returns:

Read entries.

writeMap

public Map<IgniteTxKey,IgniteTxEntry> writeMap()

Returns:

Write entries map.

readMap

public Map<IgniteTxKey,IgniteTxEntry> readMap()

Returns:

Read entries map.

empty

public boolean empty()

Returns:

True if transaction is empty.

addEntry

public void addEntry(IgniteTxEntry entry)

Parameters:

entry - Entry.

removeEntry

public void removeEntry(IgniteTxKey key)

Parameters:

key - Key.

seal

public void seal()

singleWrite

public IgniteTxEntry singleWrite()

Returns:

Non-null entry if tx has only one write entry.

toString

public String toString()

Overrides:

toString in class Object