Package org.jboss.util.stream

Examples of org.jboss.util.stream.MarshalledValueOutputStream

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      Object txnKey = new Object();
      List<Modification> mods = createUpdates();
      loader.prepare(txnKey, mods, false);
      loader.rollback(txnKey);
      ByteArrayOutputStream baos = new ByteArrayOutputStream(1024);
      MarshalledValueOutputStream os = new MarshalledValueOutputStream(baos);
      loader.loadEntireState(os);
      os.close();

      stopLoader();
   }
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      }

      /* Commit and rollback after commit. */

      ByteArrayOutputStream baos = new ByteArrayOutputStream(1024);
      MarshalledValueOutputStream os = new MarshalledValueOutputStream(baos);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      os.close();

      ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
      MarshalledValueInputStream is = new MarshalledValueInputStream(bais);
      loader.storeEntireState(is);
      is.close();
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      startLoader(false, null);

      /* Empty state. */
      ByteArrayOutputStream baos = new ByteArrayOutputStream(1024);
      MarshalledValueOutputStream os = new MarshalledValueOutputStream(baos);
      loader.loadEntireState(os);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      os.close();

      ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
      MarshalledValueInputStream is = new MarshalledValueInputStream(bais);
      loader.storeEntireState(is);
      is.close();

      baos = new ByteArrayOutputStream(1024);
      os = new MarshalledValueOutputStream(baos);
      loader.loadEntireState(os);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      os.close();

      bais = new ByteArrayInputStream(baos.toByteArray());
      is = new MarshalledValueInputStream(bais);
      loader.storeEntireState(is);
      is.close();

      baos = new ByteArrayOutputStream(1024);
      os = new MarshalledValueOutputStream(baos);
      loader.loadEntireState(os);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      os.close();

      assertEquals(null, loader.get(FQN));

      /* Use a complex object to ensure that the class catalog is used. */
      Complex c1 = new Complex();
      Complex c2 = new Complex(c1);

      /* Add objects. */
      loader.put(FQN, 1, c1);
      loader.put(FQN, 2, c2);
      assertEquals(c1, loader.get(FQN).get(1));
      assertEquals(c2, loader.get(FQN).get(2));
      assertEquals(2, loader.get(FQN).size());

      /* Save state. */
      baos = new ByteArrayOutputStream(1024);
      os = new MarshalledValueOutputStream(baos);
      loader.loadEntireState(os);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      assertTrue(baos.size() > STREAM_HEADER_LENGTH);
      os.close();

      byte[] savedState = baos.toByteArray();

      /* Clear state. */
      baos = new ByteArrayOutputStream(1024);
      os = new MarshalledValueOutputStream(baos);
      cache.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, os);
      os.close();
      bais = new ByteArrayInputStream(baos.toByteArray());
      is = new MarshalledValueInputStream(bais);
      loader.storeEntireState(is);
      is.close();

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    *         (or null), and element 1 is the persistent state (or null).
    */
   private byte[] generateState(Fqn fqn, long timeout, boolean force) throws Throwable
   {

      MarshalledValueOutputStream out = null;
      byte[] result = null;
      try
      {
         ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(16 * 1024);
         out = new MarshalledValueOutputStream(baos);
         try
         {
            stateTransferManager.getState(out, fqn, timeout, force, false);
         }
         catch (RegionEmptyException ree)
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      oldImpl.put(Fqn.fromString("/a/b/e"), "key3", "value3");
      oldImpl.put(Fqn.fromString("/a/f/e"), "key4", "value4");
      oldImpl.put(Fqn.ROOT, "root_key", "root_value");

      ByteArrayOutputStream newBaos = new ByteArrayOutputStream(1024);
      MarshalledValueOutputStream newOs = new MarshalledValueOutputStream(newBaos);
      newImpl.start();
      newImpl.loadEntireState(newOs);
      newImpl.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, newOs);
      newOs.close();
      newImpl.remove(Fqn.ROOT);
      assertNull(newImpl.get(Fqn.fromString("/a/b/c")));
      assertNull(newImpl.get(Fqn.fromString("/a/b/d")));
      assertNull(newImpl.get(Fqn.fromString("/a/b/e")));
      assertNull(newImpl.get(Fqn.fromString("/a/f/e")));
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      oldImpl.put(Fqn.fromString("/a/b/e"), "key3", "value3");
      oldImpl.put(Fqn.fromString("/a/f/e"), "key4", "value4");
      oldImpl.put(Fqn.ROOT, "root_key", "root_value");

      ByteArrayOutputStream newBaos = new ByteArrayOutputStream(1024);
      MarshalledValueOutputStream newOs = new MarshalledValueOutputStream(newBaos);
      newImpl.start();
      newImpl.loadState(Fqn.fromString("/a/b"), newOs);
      newImpl.getMarshaller().objectToObjectStream(DefaultStateTransferManager.STREAMING_DELIMITER_NODE, newOs);
      newOs.close();

      newImpl.remove(Fqn.fromString("/a/b"));
      assertNull(newImpl.get(Fqn.fromString("/a/b/c")));
      assertNull(newImpl.get(Fqn.fromString("/a/b/d")));
      assertNull(newImpl.get(Fqn.fromString("/a/b/e")));
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   {
   }

   public byte[] getState()
   {
      MarshalledValueOutputStream out = null;
      byte[] result;
      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(16 * 1024);
      try
      {
         out = new MarshalledValueOutputStream(baos);

         stateTransferManager.getState(out, Fqn.ROOT, configuration.getStateRetrievalTimeout(), true, true);
      }
      catch (Throwable t)
      {
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   }

   public byte[] getState(String state_id)
   {
      if (trace) log.trace("Getting state for state id " + state_id);
      MarshalledValueOutputStream out = null;
      String sourceRoot = state_id;
      byte[] result;

      boolean hasDifferentSourceAndIntegrationRoots = state_id.indexOf(DefaultStateTransferManager.PARTIAL_STATE_DELIMITER) > 0;
      if (hasDifferentSourceAndIntegrationRoots)
      {
         sourceRoot = state_id.split(DefaultStateTransferManager.PARTIAL_STATE_DELIMITER)[0];
      }

      ExposedByteArrayOutputStream baos = new ExposedByteArrayOutputStream(16 * 1024);
      try
      {
         out = new MarshalledValueOutputStream(baos);

         stateTransferManager.getState(out, Fqn.fromString(sourceRoot),
               configuration.getStateRetrievalTimeout(), true, true);
      }
      catch (Throwable t)
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      return result;
   }

   public void getState(OutputStream ostream)
   {
      MarshalledValueOutputStream out = null;
      try
      {
         out = new MarshalledValueOutputStream(ostream);
         stateTransferManager.getState(out, Fqn.ROOT, configuration.getStateRetrievalTimeout(), true, true);
      }
      catch (Throwable t)
      {
         stateProducingFailed(t);
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   public void getState(String state_id, OutputStream ostream)
   {
      if (trace) log.trace("Getting state for state id " + state_id);
      String sourceRoot = state_id;
      MarshalledValueOutputStream out = null;
      boolean hasDifferentSourceAndIntegrationRoots = state_id.indexOf(DefaultStateTransferManager.PARTIAL_STATE_DELIMITER) > 0;
      if (hasDifferentSourceAndIntegrationRoots)
      {
         sourceRoot = state_id.split(DefaultStateTransferManager.PARTIAL_STATE_DELIMITER)[0];
      }
      try
      {
         out = new MarshalledValueOutputStream(ostream);
         stateTransferManager.getState(out, Fqn.fromString(sourceRoot), configuration.getStateRetrievalTimeout(), true, true);
      }
      catch (Throwable t)
      {
         stateProducingFailed(t);
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