/// <summary>
/// Initializes the <see cref="IDequeueMessages" />.
/// </summary>
/// <param name="address">The address to listen on.</param>
/// <param name="transactionSettings">The <see cref="TransactionSettings" /> to be used by <see cref="IDequeueMessages" />.</param>
/// <param name="tryProcessMessage">Called when a message has been dequeued and is ready for processing.</param>
/// <param name="endProcessMessage">Needs to be called by <see cref="IDequeueMessages" /> after the message has been processed regardless if the outcome was successful or not.</param>
public void Init(Address address, TransactionSettings transactionSettings, Func<TransportMessage, bool> tryProcessMessage, Action<TransportMessage, Exception> endProcessMessage)
{
this.tryProcessMessage = tryProcessMessage;
this.endProcessMessage = endProcessMessage;
this.workQueue = this.NamePolicy.GetQueueName(address);
this.clientInfo = string.Format("OracleAQDequeueStrategy for {0}", this.workQueue);
this.transactionOptions = new TransactionOptions
{
IsolationLevel = transactionSettings.IsolationLevel,
Timeout = transactionSettings.TransactionTimeout,
};
this.dequeueOptions = new OracleAQDequeueOptions
{
DequeueMode = OracleAQDequeueMode.Remove,
ProviderSpecificType = true,
Wait = 0,
};
if (this.PurgeOnStartup)
{
this.Purger.Purge(this.workQueue);
}
}
void IsTransactional(TransactionSettings transactionSettings)
{
#region 5to6IsTransactional
bool isTransactional = transactionSettings.IsTransactional;
#endregion
}
void SuppressDistributedTransactions(TransactionSettings transactionSettings)
{
#region 5to6SuppressDistributedTransactions
bool suppressDistributedTransactions = transactionSettings.SuppressDistributedTransactions;
#endregion
}
public NativeTransactionReceiveStrategy(string connectionString, TableBasedQueue errorQueue, Func<TransportMessage, bool> tryProcessMessageCallback, PipelineExecutor pipelineExecutor, TransactionSettings transactionSettings)
{
this.pipelineExecutor = pipelineExecutor;
this.tryProcessMessageCallback = tryProcessMessageCallback;
this.errorQueue = errorQueue;
this.connectionString = connectionString;
isolationLevel = GetSqlIsolationLevel(transactionSettings.IsolationLevel);
}
public NativeTransactionReceiveStrategy(string connectionString, TableBasedQueue errorQueue, Func<TransportMessage, bool> tryProcessMessageCallback, ConnectionFactory sqlConnectionFactory, IConnectionStore connectionStore, TransactionSettings transactionSettings)
{
this.tryProcessMessageCallback = tryProcessMessageCallback;
this.errorQueue = errorQueue;
this.connectionString = connectionString;
this.sqlConnectionFactory = sqlConnectionFactory;
this.connectionStore = connectionStore;
isolationLevel = GetSqlIsolationLevel(transactionSettings.IsolationLevel);
}
public void Init(Address address,
TransactionSettings transactionSettings,
Func<TransportMessage, bool> tryProcessMessage,
Action<TransportMessage, Exception> endProcessMessage)
{
this.tryProcessMessage = tryProcessMessage;
this.endProcessMessage = endProcessMessage;
endpointAddress = address;
}
/// <summary>
/// Creates an instance of <see cref="TransportReceiver"/>
/// </summary>
/// <param name="transactionSettings">The transaction settings to use for this <see cref="TransportReceiver"/>.</param>
/// <param name="maximumConcurrencyLevel">The maximum number of messages to process in parallel.</param>
/// <param name="maximumThroughput">The maximum throughput per second, 0 means unlimited.</param>
/// <param name="receiver">The <see cref="IDequeueMessages"/> instance to use.</param>
/// <param name="manageMessageFailures">The <see cref="IManageMessageFailures"/> instance to use.</param>
/// <param name="settings">The current settings</param>
/// <param name="config">Configure instance</param>
public TransportReceiver(TransactionSettings transactionSettings, int maximumConcurrencyLevel, int maximumThroughput, IDequeueMessages receiver, IManageMessageFailures manageMessageFailures, ReadOnlySettings settings, Configure config)
{
this.settings = settings;
this.config = config;
TransactionSettings = transactionSettings;
MaximumConcurrencyLevel = maximumConcurrencyLevel;
MaximumMessageThroughputPerSecond = maximumThroughput;
FailureManager = manageMessageFailures;
Receiver = receiver;
}
/// <summary>
/// Creates an instance of <see cref="TransportReceiver"/>
/// </summary>
/// <param name="transactionSettings">The transaction settings to use for this <see cref="TransportReceiver"/>.</param>
/// <param name="maximumConcurrencyLevel">The maximum number of messages to process in parallel.</param>
/// <param name="maximumThroughput">The maximum throughput per second, 0 means unlimited.</param>
/// <param name="receiver">The <see cref="IDequeueMessages"/> instance to use.</param>
/// <param name="manageMessageFailures">The <see cref="IManageMessageFailures"/> instance to use.</param>
/// <param name="settings">The current settings</param>
/// <param name="config">Configure instance</param>
public TransportReceiver(TransactionSettings transactionSettings, int maximumConcurrencyLevel, int maximumThroughput, IDequeueMessages receiver, IManageMessageFailures manageMessageFailures, ReadOnlySettings settings, Configure config)
{
this.settings = settings;
this.config = config;
TransactionSettings = transactionSettings;
MaximumConcurrencyLevel = maximumConcurrencyLevel;
MaximumMessageThroughputPerSecond = maximumThroughput;
FailureManager = manageMessageFailures;
Receiver = receiver;
}
public AmbientTransactionReceiveStrategy(string connectionString, TableBasedQueue errorQueue, Func<TransportMessage, bool> tryProcessMessageCallback, PipelineExecutor pipelineExecutor, TransactionSettings transactionSettings)
{
this.pipelineExecutor = pipelineExecutor;
this.tryProcessMessageCallback = tryProcessMessageCallback;
this.errorQueue = errorQueue;
this.connectionString = connectionString;
transactionOptions = new TransactionOptions
{
IsolationLevel = transactionSettings.IsolationLevel,
Timeout = transactionSettings.TransactionTimeout
};
}
/// <summary>
/// Initializes the <see cref="IDequeueMessages" />.
/// </summary>
/// <param name="address">The address to listen on.</param>
/// <param name="settings">The <see cref="TransactionSettings" /> to be used by <see cref="IDequeueMessages" />.</param>
/// <param name="tryProcessMessage">Called when a message has been dequeued and is ready for processing.</param>
/// <param name="endProcessMessage">
/// Needs to be called by <see cref="IDequeueMessages" /> after the message has been
/// processed regardless if the outcome was successful or not.
/// </param>
public void Init(Address address, TransactionSettings settings, Func<TransportMessage, bool> tryProcessMessage,
Action<TransportMessage, Exception> endProcessMessage)
{
this.tryProcessMessage = tryProcessMessage;
this.endProcessMessage = endProcessMessage;
transactionSettings = settings;
if (address == null)
{
throw new ArgumentException("Input queue must be specified");
}
if (!address.Machine.Equals(RuntimeEnvironment.MachineName, StringComparison.OrdinalIgnoreCase))
{
throw new InvalidOperationException(
string.Format("Input queue [{0}] must be on the same machine as this process [{1}].",
address, RuntimeEnvironment.MachineName));
}
transactionOptions = new TransactionOptions
{
IsolationLevel = transactionSettings.IsolationLevel,
Timeout = transactionSettings.TransactionTimeout
};
queue = new MessageQueue(NServiceBus.MsmqUtilities.GetFullPath(address), false, true, QueueAccessMode.Receive);
if (transactionSettings.IsTransactional && !QueueIsTransactional())
{
throw new ArgumentException(
"Queue must be transactional if you configure your endpoint to be transactional (" + address + ").");
}
var messageReadPropertyFilter = new MessagePropertyFilter
{
Body = true,
TimeToBeReceived = true,
Recoverable = true,
Id = true,
ResponseQueue = true,
CorrelationId = true,
Extension = true,
AppSpecific = true
};
queue.MessageReadPropertyFilter = messageReadPropertyFilter;
if (configure.PurgeOnStartup())
{
queue.Purge();
}
}
public IReceiveStrategy Create(TransactionSettings settings, Func<TransportMessage, bool> tryProcessMessageCallback)
{
var errorQueue = new TableBasedQueue(errorQueueAddress, localConnectionParams.Schema);
if (settings.IsTransactional)
{
if (settings.SuppressDistributedTransactions)
{
return new NativeTransactionReceiveStrategy(localConnectionParams.ConnectionString, errorQueue, tryProcessMessageCallback, pipelineExecutor, settings);
}
return new AmbientTransactionReceiveStrategy(localConnectionParams.ConnectionString, errorQueue, tryProcessMessageCallback, pipelineExecutor, settings);
}
return new NoTransactionReceiveStrategy(localConnectionParams.ConnectionString, errorQueue, tryProcessMessageCallback);
}
public ITransactionScope CreateNewTransactionScope(TransactionSettings transactionSettings, ISession session)
{
if (!transactionSettings.IsTransactional)
{
return new NoTransactionScope();
}
if (transactionSettings.DontUseDistributedTransactions)
{
return new ActiveMqTransaction(this.sessionFactory, session);
}
return new DTCTransactionScope(session, new TransactionOptions { IsolationLevel = transactionSettings.IsolationLevel, Timeout = transactionSettings.TransactionTimeout }, this.sessionFactory);
}
public TransactionScope CreateTransactionScopeForAsyncMessage(TransactionSettings transactionSettings)
{
if (!transactionSettings.IsTransactional)
{
return null;
}
if (transactionSettings.DontUseDistributedTransactions)
{
return null;
}
return new TransactionScope(TransactionScopeOption.RequiresNew,
new TransactionOptions { IsolationLevel = transactionSettings.IsolationLevel, Timeout = transactionSettings.TransactionTimeout });
}
public void Init(Address address, TransactionSettings transactionSettings, Func<TransportMessage, bool> tryProcessMessage, Action<TransportMessage, Exception> endProcessMessage)
{
_realDequeuer.Init(address, transactionSettings, tryProcessMessage, endProcessMessage);
}
public void Init(Address address, TransactionSettings transactionSettings, Func<TransportMessage, bool> tryProcessMessage, Action<string, Exception> endProcessMessage)
{
}
