Examples with Coordinator org.omg.CosTransactions.Coordinator used on opensource projects

Example 11 with Coordinator

use of org.omg.CosTransactions.Coordinator in project narayana by jbosstm.

the class InterpositionClientRequestInterceptorImpl method send_request.

public void send_request(ClientRequestInfo request_info) throws SystemException {
    if (jtsLogger.logger.isTraceEnabled()) {
        trace_request("send_request", request_info);
    }
    if (systemCall(request_info))
        return;
    final boolean otsAlwaysPropagate = InterceptorInfo.getAlwaysPropagate();
    try {
        if (!otsAlwaysPropagate) {
            TransactionalObject ptr = TransactionalObjectHelper.narrow(request_info.target());
            if (ptr == null)
                throw new BAD_PARAM();
        } else {
            /**
             * If the value is not null then we are currently in use *
             */
            if (_inUse.get() != null) {
                return;
            } else {
                /**
                 * Set the flag *
                 */
                _inUse.set(_inUse);
            }
        }
        try {
            /*
		 * We get back an Any, which contains a key which we must
		 * now use to get the actual transaction context. This saves
		 * use having to pack and unpack the context every time it
		 * changes, even if we don't then make a remote invocation.
		 */
            Any localData = request_info.get_slot(_localSlot);
            String threadId = null;
            boolean problem = false;
            Any data = null;
            if (localData != null && (localData.type().kind().value() != TCKind._tk_null)) {
                if ((threadId = localData.extract_string()) == null)
                    throw new UNKNOWN(jtsLogger.i18NLogger.get_orbspecific_jacorb_interceptors_interposition_invalidparam());
            } else
                threadId = ThreadUtil.getThreadId();
            if (threadId != null) {
                ControlWrapper theControl = OTSImpleManager.systemCurrent().contextManager().current(threadId);
                if (theControl != null) {
                    try {
                        Coordinator theCoordinator = theControl.get_coordinator();
                        PropagationContext ctx = null;
                        if (theCoordinator != null) {
                            ctx = theCoordinator.get_txcontext();
                            data = packPropagationContext(ctx);
                            theCoordinator = null;
                        } else
                            throw new Unavailable();
                    } catch (Unavailable ex) {
                        /*
			     * We may have to make calls during
			     * commit (e.g., after_completion)
			     * which are valid, but which will get
			     * Unavailable.
			     */
                        problem = true;
                    }
                } else
                    problem = true;
            } else
                problem = true;
            if (problem) {
                if (InterceptorInfo.getNeedTranContext())
                    throw new TRANSACTION_REQUIRED();
            }
            if (data != null) {
                byte[] octets = _codec.encode_value(data);
                ServiceContext service_context = new ServiceContext(OTSManager.serviceId, octets);
                request_info.add_request_service_context(service_context, true);
            }
        } catch (SystemException e) {
            throw e;
        } catch (Exception ex) {
            ex.printStackTrace();
            throw new UNKNOWN(ex.toString());
        } finally {
            /**
             * If we are set to always propagate then ensure we clear the inuse flag *
             */
            if (otsAlwaysPropagate) {
                _inUse.set(null);
            }
        }
    } catch (BAD_PARAM ex) {
    // narrow failed, so not a transactional object.
    } catch (OBJECT_NOT_EXIST ex) {
    }
}

Example 12 with Coordinator

use of org.omg.CosTransactions.Coordinator in project narayana by jbosstm.

the class ContextClientRequestInterceptorImpl method send_request.

public void send_request(ClientRequestInfo request_info) throws SystemException {
    if (jtsLogger.logger.isTraceEnabled()) {
        jtsLogger.logger.trace("ContextClientRequestInterceptorImpl::send_request ( " + request_info + " )");
    }
    if (systemCall(request_info))
        return;
    final boolean otsAlwaysPropagate = InterceptorInfo.getAlwaysPropagate();
    try {
        if (!otsAlwaysPropagate) {
            TransactionalObject ptr = TransactionalObjectHelper.narrow(request_info.target());
            if (ptr == null)
                throw new BAD_PARAM();
        } else {
            /**
             * If the value is not null then we are currently in use *
             */
            if (_inUse.get() != null) {
                return;
            } else {
                _inUse.set(_inUse);
            }
        }
        try {
            /*
		 * We get back an Any, which contains a key which we must
		 * now use to get the actual transaction context. This
		 * saves use having to pack and unpack the context every
		 * time it changes, even if we don't then make a remote
		 * invocation.
		 */
            Any localData = request_info.get_slot(_localSlot);
            String threadId = null;
            boolean problem = false;
            String stringRef = null;
            if (localData.type().kind().value() != TCKind._tk_null) {
                if ((threadId = localData.extract_string()) == null)
                    throw new UNKNOWN(jtsLogger.i18NLogger.get_orbspecific_javaidl_interceptors_context_invalidparam());
            } else
                threadId = ThreadUtil.getThreadId();
            if (threadId != null) {
                ControlWrapper theControl = OTSImpleManager.current().contextManager().current(threadId);
                if (theControl != null) {
                    try {
                        Coordinator theCoordinator = theControl.get_coordinator();
                        if (theCoordinator != null) {
                            stringRef = ORBManager.getORB().orb().object_to_string(theCoordinator);
                        } else {
                            problem = true;
                        }
                    } catch (Unavailable e) {
                        problem = true;
                    }
                    theControl = null;
                } else
                    problem = true;
            } else
                problem = true;
            if (problem) {
                if (InterceptorInfo.getNeedTranContext())
                    throw new TRANSACTION_REQUIRED();
                else
                    stringRef = null;
            }
            if (stringRef != null) {
                Any data = ORBManager.getORB().orb().create_any();
                data.insert_string(stringRef);
                byte[] octets = _codec.encode_value(data);
                ServiceContext service_context = new ServiceContext(OTSManager.serviceId, octets);
                request_info.add_request_service_context(service_context, true);
            }
        } catch (SystemException e) {
            throw e;
        } catch (Exception ex) {
            jtsLogger.i18NLogger.warn_orbspecific_javaidl_interceptors_context_error(ex);
            throw new UNKNOWN(ex.toString());
        } finally {
            /**
             * If we are set to always propagate then ensure we clear the inuse flag *
             */
            if (otsAlwaysPropagate) {
                _inUse.set(null);
            }
        }
    } catch (BAD_PARAM ex) {
    // narrow failed, so not a transactional object.
    }
}

Example 13 with Coordinator

use of org.omg.CosTransactions.Coordinator in project narayana by jbosstm.

the class HeuristicTest method test.

@Test
public void test() throws Exception {
    boolean shouldCommit = true;
    boolean heuristicPrepare = false;
    Coordinator coord = null;
    ORB myORB = null;
    RootOA myOA = null;
    heuristic hImpl = null;
    try {
        myORB = ORB.getInstance("test");
        myOA = OA.getRootOA(myORB);
        myORB.initORB(new String[] {}, null);
        myOA.initOA();
        ORBManager.setORB(myORB);
        ORBManager.setPOA(myOA);
        Current current = OTSManager.get_current();
        hImpl = new heuristic(heuristicPrepare);
        Resource heuristicObject = hImpl.getReference();
        AtomicResource aImpl = new AtomicResource(shouldCommit);
        Resource atomicObject = aImpl.getReference();
        System.out.println("beginning top-level transaction.");
        current.begin();
        Control myControl = current.get_control();
        assertNotNull(myControl);
        System.out.println("getting coordinator");
        coord = myControl.get_coordinator();
        myControl = null;
        System.out.println("registering resources.");
        try {
            coord.register_resource(heuristicObject);
            coord.register_resource(atomicObject);
        } catch (Exception ex) {
            fail("Failed to register resources: " + ex);
            ex.printStackTrace(System.err);
        }
        System.out.println("committing top-level transaction.");
        current.commit(true);
    } catch (TRANSACTION_ROLLEDBACK e1) {
        System.out.println("\nTransaction RolledBack exception");
    } catch (HeuristicMixed e2) {
        System.out.println("\nTransaction HeuristicMixed exception");
    } catch (HeuristicHazard e3) {
        System.out.println("\nTransaction HeuristicHazard exception");
    } catch (Exception e4) {
        fail("Caught unexpected exception: " + e4);
        e4.printStackTrace(System.err);
    }
    System.out.println("Trying to determing final transaction outcome.");
    org.omg.CosTransactions.Status status = Status.StatusUnknown;
    try {
        if (coord != null) {
            status = coord.get_status();
            coord = null;
        } else {
            fail("\nCould not determine action status.");
        }
    } catch (SystemException ex1) {
    // assume invalid reference - tx may have been garbage collected
    } catch (Exception e5) {
        fail("Caught unexpected exception:" + e5);
        e5.printStackTrace(System.err);
    }
    System.out.println("\nFinal action status: " + Utility.stringStatus(status));
    System.out.println("Test completed successfully.");
    ResourceTrace trace = hImpl.getTrace();
    if ((!heuristicPrepare) && (shouldCommit) && (trace.getTrace() == ResourceTrace.ResourceTracePrepareCommitHeurisiticRollbackForget)) {
    // assertSuccess();
    } else {
        if ((!heuristicPrepare) && (!shouldCommit) && (trace.getTrace() == ResourceTrace.ResourceTracePrepareRollback)) {
        // assertSuccess();
        } else {
            if ((heuristicPrepare) && (shouldCommit) && (trace.getTrace() == ResourceTrace.ResourceTracePrepareHeuristicHazardForget)) {
            // assertSuccess();
            } else {
                fail();
            }
        }
    }
    myOA.destroy();
    myORB.shutdown();
}

Example 14 with Coordinator

use of org.omg.CosTransactions.Coordinator in project narayana by jbosstm.

the class ContextClientRequestInterceptorImpl method send_request.

public void send_request(ClientRequestInfo request_info) throws SystemException {
    if (jtsLogger.logger.isTraceEnabled()) {
        jtsLogger.logger.trace("ContextClientRequestInterceptorImpl::send_request ( " + request_info + " )");
    }
    if (systemCall(request_info))
        return;
    final boolean otsAlwaysPropagate = InterceptorInfo.getAlwaysPropagate();
    try {
        if (!otsAlwaysPropagate) {
            TransactionalObject ptr = TransactionalObjectHelper.narrow(request_info.target());
            if (ptr == null)
                throw new BAD_PARAM();
        } else {
            /**
             * If the value is not null then we are currently in use *
             */
            if (_inUse.get() != null) {
                return;
            } else {
                _inUse.set(_inUse);
            }
        }
        try {
            /*
		 * We get back an Any, which contains a key which we must
		 * now use to get the actual transaction context. This
		 * saves use having to pack and unpack the context every
		 * time it changes, even if we don't then make a remote
		 * invocation.
		 */
            Any localData = request_info.get_slot(_localSlot);
            String threadId = null;
            boolean problem = false;
            String stringRef = null;
            if (localData.type().kind().value() != TCKind._tk_null) {
                if ((threadId = localData.extract_string()) == null)
                    throw new UNKNOWN(jtsLogger.i18NLogger.get_orbspecific_javaidl_interceptors_context_invalidparam());
            } else
                threadId = ThreadUtil.getThreadId();
            if (threadId != null) {
                ControlWrapper theControl = OTSImpleManager.current().contextManager().current(threadId);
                if (theControl != null) {
                    try {
                        Coordinator theCoordinator = theControl.get_coordinator();
                        if (theCoordinator != null) {
                            stringRef = ORBManager.getORB().orb().object_to_string(theCoordinator);
                        } else {
                            problem = true;
                        }
                    } catch (Unavailable e) {
                        problem = true;
                    }
                    theControl = null;
                } else
                    problem = true;
            } else
                problem = true;
            if (problem) {
                if (InterceptorInfo.getNeedTranContext())
                    throw new TRANSACTION_REQUIRED();
                else
                    stringRef = null;
            }
            if (stringRef != null) {
                Any data = ORBManager.getORB().orb().create_any();
                data.insert_string(stringRef);
                byte[] octets = _codec.encode_value(data);
                ServiceContext service_context = new ServiceContext(OTSManager.serviceId, octets);
                request_info.add_request_service_context(service_context, true);
            }
        } catch (SystemException e) {
            throw e;
        } catch (Exception ex) {
            jtsLogger.i18NLogger.warn_orbspecific_javaidl_interceptors_context_error(ex);
            throw new UNKNOWN(ex.toString());
        } finally {
            /**
             * If we are set to always propagate then ensure we clear the inuse flag *
             */
            if (otsAlwaysPropagate) {
                _inUse.set(null);
            }
        }
    } catch (BAD_PARAM ex) {
    // narrow failed, so not a transactional object.
    }
}

Example 15 with Coordinator

use of org.omg.CosTransactions.Coordinator in project narayana by jbosstm.

the class ContextManager method addRemoteHierarchy.

/**
 * We could maintain a list of suspended action hierarchies and resume
 * the right one (and the right place!) given the control. However, this
 * can lead to memory leaks, since we never know when to remove this
 * hierarchy information. So, for now we simply rely on the propagation
 * context.
 */
public final boolean addRemoteHierarchy(Control cont) {
    if (jtsLogger.logger.isTraceEnabled()) {
        jtsLogger.logger.trace("ContextManager::addRemoteHierarchy ()");
    }
    if (false) {
        pushAction(new ControlWrapper(cont));
        return true;
    } else {
        boolean isError = false;
        try {
            Coordinator coord = cont.get_coordinator();
            PropagationContext ctx = coord.get_txcontext();
            if (ctx != null) {
                /*
		     * Depth must be non-zero or we wouldn't be here!
		     */
                int depth = ctx.parents.length;
                for (int i = depth - 1; i >= 0; i--) {
                    /*
			 * No memory leak as we delete either when suspend
			 * is called, or the transaction is terminated.
			 */
                    Coordinator tmpCoord = ctx.parents[i].coord;
                    Terminator tmpTerm = ctx.parents[i].term;
                    Control theControl = TransactionFactoryImple.createProxy(tmpCoord, tmpTerm);
                    // takes care of thread/BasicAction for us.
                    pushAction(new ControlWrapper(theControl));
                }
                ctx = null;
            } else {
                /*
		     * If we can't get a propagation context then we cannot
		     * create the hierarchy!
		     */
                isError = true;
            }
            coord = null;
        } catch (Exception e) {
            isError = true;
        }
        return isError;
    }
}