Class ResourcedTransaction

java.lang.Object
org.datanucleus.transaction.ResourcedTransaction
public class ResourcedTransaction extends Object
Transaction allowing resources to be enlisted, with branches and phased commit, following the style of an Open/XA transaction. Enlisted resources are typically datastore resources which, in turn, need committing.

  • Field Details

    • random

      public static final Random random
      Random number generator, for use when needing unique names.

    • STATUS_ACTIVE

      static final int STATUS_ACTIVE
      See Also:

    • STATUS_MARKED_ROLLBACK

      static final int STATUS_MARKED_ROLLBACK
      See Also:

    • STATUS_PREPARED

      static final int STATUS_PREPARED
      See Also:

    • STATUS_COMMITTED

      static final int STATUS_COMMITTED
      See Also:

    • STATUS_ROLLEDBACK

      static final int STATUS_ROLLEDBACK
      See Also:

    • STATUS_UNKNOWN

      static final int STATUS_UNKNOWN
      See Also:

    • STATUS_NO_TRANSACTION

      static final int STATUS_NO_TRANSACTION
      See Also:

    • STATUS_PREPARING

      static final int STATUS_PREPARING
      See Also:

    • STATUS_COMMITTING

      static final int STATUS_COMMITTING
      See Also:

    • STATUS_ROLLING_BACK

      static final int STATUS_ROLLING_BACK
      See Also:

    • NODE_ID

      private static final int NODE_ID
      id of this instance

    • NEXT_GLOBAL_TRANSACTION_ID

      private static int NEXT_GLOBAL_TRANSACTION_ID
      sequence number for global transactions

    • nextBranchId

      private int nextBranchId
      number for next branch

    • xid

      private final Xid xid
      transaction id

    • status

      private int status
      transaction status

    • completing

      private boolean completing
      has completing started ?

    • synchronization

      private List<Synchronization> synchronization
      Synchonization

    • enlistedResources

      private List<XAResource> enlistedResources
      enlisted XAResource resources

    • branches

      private Map<Xid, XAResource> branches
      branches - each resource is a new branch

    • activeBranches

      private Map<XAResource, Xid> activeBranches
      active branches are resources that have not ended and are not suspended

    • suspendedResources

      private Map<XAResource, Xid> suspendedResources
      suspended branches

    • idString

      private final String idString

  • Constructor Details

    • ResourcedTransaction

      ResourcedTransaction()

  • Method Details

    • getStatus

      public int getStatus()

    • isEnlisted

      public boolean isEnlisted(XAResource xaRes)

    • enlistResource

      public boolean enlistResource(XAResource xaRes)

    • delistResource

      public boolean delistResource(XAResource xaRes, int flag)

    • registerSynchronization

      public void registerSynchronization(Synchronization sync)

    • commit

      public void commit()

    • rollback

      public void rollback()

    • setRollbackOnly

      public void setRollbackOnly()

    • getXAErrorCode

      public static String getXAErrorCode(Throwable xae)

    • getXAFlag

      private static String getXAFlag(int flag)

    • toString

      public String toString()
      Overrides:
      toString in class Object