Examples of org.jboss.cache.transaction.GlobalTransaction

org.jboss.cache.transaction.GlobalTransaction
Uniquely identifies a transaction that spans all nodes in a cluster. This is used when replicating all modifications in a transaction; the PREPARE and COMMIT (or ROLLBACK) messages have to have a unique identifier to associate the changes with
@author Bela Ban Apr 12, 2003 @author Manik Surtani (manik AT jboss DOT org) @version $Revision: 6959 $

   {
      InvocationContextContainer icc = getInvocationContextContainer();
      OwnableReentrantLock lock = new OwnableReentrantLock(icc);


      // create and set a gtx
      GlobalTransaction gtx = new GlobalTransaction();
      gtx.setId(10);
      icc.get().setGlobalTransaction(gtx);


      GlobalTransaction gtx2 = new GlobalTransaction();
      gtx2.setId(10);


      assert gtx != gtx2;


      lock.lock(); // locked by current thread
      assert lock.getOwner().equals(gtx);

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   public void testThreadLockedByGtx() throws InterruptedException
   {
      InvocationContextContainer icc = getInvocationContextContainer();
      final OwnableReentrantLock lock = new OwnableReentrantLock(icc);
      GlobalTransaction gtx = new GlobalTransaction();
      gtx.setId(10);
      icc.get().setGlobalTransaction(gtx);
      final AtomicBoolean acquired = new AtomicBoolean(false);
      final AtomicBoolean threwExceptionOnRelease = new AtomicBoolean(false);


      lock.lock();

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      {
         public void run()
         {
            try
            {
               GlobalTransaction gtx = new GlobalTransaction();
               gtx.setId(10);
               icc.get().setGlobalTransaction(gtx);
               acquired.set(lock.tryLock(10, TimeUnit.MILLISECONDS));
            }
            catch (InterruptedException e)
            {

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   {
      final InvocationContextContainer icc = getInvocationContextContainer();
      final OwnableReentrantLock lock = new OwnableReentrantLock(icc);
      final AtomicBoolean acquired = new AtomicBoolean(false);
      final AtomicBoolean threwExceptionOnRelease = new AtomicBoolean(false);
      GlobalTransaction gtx = new GlobalTransaction();
      gtx.setId(10);
      icc.get().setGlobalTransaction(gtx);


      lock.lock();
      assert lock.getOwner().equals(gtx);
      assert lock.getHoldCount() == 1;


      Thread t = new Thread()
      {
         public void run()
         {
            try
            {
               GlobalTransaction gtx = new GlobalTransaction();
               gtx.setId(20);
               icc.get().setGlobalTransaction(gtx);
               acquired.set(lock.tryLock(10, TimeUnit.MILLISECONDS));
            }
            catch (InterruptedException e)
            {

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   public void testGtxLockedByGtxSuccess() throws InterruptedException
   {
      final InvocationContextContainer icc = getInvocationContextContainer();
      final OwnableReentrantLock lock = new OwnableReentrantLock(icc);
      final AtomicBoolean acquired = new AtomicBoolean(false);
      GlobalTransaction gtx = new GlobalTransaction();
      gtx.setId(10);
      icc.get().setGlobalTransaction(gtx);


      lock.lock();
      assert lock.getOwner().equals(gtx);
      assert lock.getHoldCount() == 1;


      Thread t = new Thread()
      {
         public void run()
         {
            try
            {
               GlobalTransaction gtx = new GlobalTransaction();
               gtx.setId(10);
               icc.get().setGlobalTransaction(gtx);
               acquired.set(lock.tryLock(10, TimeUnit.MILLISECONDS));
            }
            catch (InterruptedException e)
            {

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      cache.put("/one/two", "key1", pojo);


      assertEquals(null, dummy.getCalledCommand());
      TransactionTable table = cache.getTransactionTable();


      GlobalTransaction gtx = table.get(tx);


      OptimisticTransactionContext entry = (OptimisticTransactionContext) table.get(gtx);


      TransactionWorkspace workspace = entry.getTransactionWorkSpace();

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      setupTransactions(cache, tx);


      assertEquals(null, dummy.getCalledCommand());
      TransactionTable table = cache.getTransactionTable();


      GlobalTransaction gtx = table.get(tx);


      OptimisticTransactionContext entry = (OptimisticTransactionContext) table.get(gtx);


      //assert we can see this with a key value get in the transaction
      assertEquals(0, cache.getRoot().getChildrenNames().size());

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      cache.put("/one/two", "key1", pojo);


      assertEquals(null, dummy.getCalledCommand());
      TransactionTable table = cache.getTransactionTable();


      GlobalTransaction gtx = table.get(tx);


      OptimisticTransactionContext entry = (OptimisticTransactionContext) table.get(gtx);


      @SuppressWarnings("unchecked")
      TransactionWorkspace<Object, Object> workspace = entry.getTransactionWorkSpace();

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      cache.put("/one/two", "key1", pojo);


      assertEquals(null, dummy.getCalledCommand());
      TransactionTable table = cache.getTransactionTable();


      GlobalTransaction gtx = table.get(tx);


      OptimisticTransactionContext entry = (OptimisticTransactionContext) table.get(gtx);


      @SuppressWarnings("unchecked")
      TransactionWorkspace<Object, Object> workspace = entry.getTransactionWorkSpace();

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      cache.put("/one/two", "key1", pojo2);


      assertEquals(null, dummy.getCalledCommand());
      TransactionTable table = cache.getTransactionTable();


      GlobalTransaction gtx = table.get(tx);


      OptimisticTransactionContext entry = (OptimisticTransactionContext) table.get(gtx);


      @SuppressWarnings("unchecked")
      TransactionWorkspace<Object, Object> workspace = entry.getTransactionWorkSpace();

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