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// **********************************************************************
//
// Copyright (c) 2003-2014 ZeroC, Inc. All rights reserved.
//
// This copy of Ice is licensed to you under the terms described in the
// ICE_LICENSE file included in this distribution.
//
// **********************************************************************
package IceInternal;
import Ice.Instrumentation.Observer;
import Ice.Instrumentation.InvocationObserver;
public final class BatchOutgoing implements OutgoingMessageCallback
{
public
BatchOutgoing(Ice.ConnectionI connection, Instance instance, String op)
{
_connection = connection;
_sent = false;
_os = new BasicStream(instance, Protocol.currentProtocolEncoding);
_observer = IceInternal.ObserverHelper.get(instance, op);
}
public
BatchOutgoing(Ice.ObjectPrxHelperBase proxy, String op)
{
_proxy = proxy;
_sent = false;
_os = new BasicStream(proxy.__reference().getInstance(), Protocol.currentProtocolEncoding);
_observer = IceInternal.ObserverHelper.get(proxy, op);
Protocol.checkSupportedProtocol(_proxy.__reference().getProtocol());
}
public void
invoke()
{
assert(_proxy != null || _connection != null);
if(_connection != null)
{
if(_connection.flushBatchRequests(this))
{
return;
}
synchronized(this)
{
while(_exception == null && !_sent)
{
try
{
wait();
}
catch(InterruptedException ex)
{
}
}
if(_exception != null)
{
throw _exception;
}
}
return;
}
RequestHandler handler = null;
try
{
handler = _proxy.__getRequestHandler(false);
if(handler.sendRequest(this))
{
return;
}
boolean timedOut = false;
synchronized(this)
{
int timeout = _proxy.__reference().getInvocationTimeout();
if(timeout > 0)
{
long now = Time.currentMonotonicTimeMillis();
long deadline = now + timeout;
while(_exception == null && !_sent && !timedOut)
{
try
{
wait(deadline - now);
if(_exception == null && !_sent)
{
now = Time.currentMonotonicTimeMillis();
timedOut = now >= deadline;
}
}
catch(InterruptedException ex)
{
}
}
}
else
{
while(_exception == null && !_sent)
{
try
{
wait();
}
catch(InterruptedException ex)
{
}
}
}
}
if(timedOut)
{
handler.requestTimedOut(this);
synchronized(this)
{
while(_exception == null)
{
try
{
wait();
}
catch(InterruptedException ex)
{
}
}
}
}
if(_exception != null)
{
throw (Ice.Exception)_exception.fillInStackTrace();
}
}
catch(RetryException ex)
{
//
// Clear request handler but don't retry or throw. Retrying
// isn't useful, there were no batch requests associated with
// the proxy's request handler.
//
_proxy.__setRequestHandler(handler, null);
}
catch(Ice.Exception ex)
{
_proxy.__setRequestHandler(handler, null); // Clear request handler
if(_observer != null)
{
_observer.failed(ex.ice_name());
}
throw ex; // Throw to notify the user that batch requests were potentially lost.
}
}
public boolean
send(Ice.ConnectionI connection, boolean compress, boolean response)
{
return connection.flushBatchRequests(this);
}
public void
invokeCollocated(CollocatedRequestHandler handler)
{
handler.invokeBatchRequests(this);
}
synchronized public void
sent()
{
if(_childObserver != null)
{
_childObserver.detach();
_childObserver = null;
}
_sent = true;
notify();
}
public synchronized void
finished(Ice.Exception ex, boolean sent)
{
if(_childObserver != null)
{
_childObserver.failed(ex.ice_name());
_childObserver.detach();
_childObserver = null;
}
_exception = ex;
notify();
}
public BasicStream
os()
{
return _os;
}
public void
attachRemoteObserver(Ice.ConnectionInfo info, Ice.Endpoint endpt, int size)
{
if(_observer != null)
{
_childObserver = _observer.getRemoteObserver(info, endpt, 0, size);
if(_childObserver != null)
{
_childObserver.attach();
}
}
}
public void
attachCollocatedObserver(Ice.ObjectAdapter adapter, int requestId)
{
if(_observer != null)
{
_childObserver = _observer.getCollocatedObserver(adapter, requestId, _os.size() - Protocol.headerSize - 4);
if(_childObserver != null)
{
_childObserver.attach();
}
}
}
private Ice.ObjectPrxHelperBase _proxy;
private Ice.ConnectionI _connection;
private BasicStream _os;
private boolean _sent;
private Ice.Exception _exception;
private InvocationObserver _observer;
private Observer _childObserver;
}
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