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TcpTransport.cpp
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TcpTransport.cpp
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "TcpTransport.h"
#include <decaf/lang/Integer.h>
#include <decaf/net/SocketFactory.h>
#include <activemq/transport/IOTransport.h>
#include <activemq/transport/TransportFactory.h>
using namespace std;
using namespace activemq;
using namespace activemq::io;
using namespace activemq::transport;
using namespace activemq::transport::tcp;
using namespace activemq::exceptions;
using namespace decaf;
using namespace decaf::net;
using namespace decaf::io;
using namespace decaf::lang;
////////////////////////////////////////////////////////////////////////////////
TcpTransport::TcpTransport( const decaf::net::URI& uri,
const decaf::util::Properties& properties,
const Pointer<Transport>& next )
: TransportFilter( next ) {
this->initialize( uri, properties );
}
////////////////////////////////////////////////////////////////////////////////
TcpTransport::TcpTransport( const decaf::util::Properties& properties,
const Pointer<Transport>& next )
: TransportFilter( next ) {
if( !properties.hasProperty( "transport.uri" ) ) {
throw ActiveMQException(
__FILE__, __LINE__,
"TcpTransport::TcpTransport - "
"No URI set for this transport to connect to.");
}
this->initialize( URI( properties.getProperty( "transport.uri" ) ), properties );
}
////////////////////////////////////////////////////////////////////////////////
TcpTransport::~TcpTransport() {
try {
close();
}
AMQ_CATCH_NOTHROW( ActiveMQException )
AMQ_CATCH_NOTHROW( Exception )
AMQ_CATCHALL_NOTHROW()
}
////////////////////////////////////////////////////////////////////////////////
void TcpTransport::close() throw( cms::CMSException ) {
try {
this->closed = true;
// Close the socket.
if( socket.get() != NULL ) {
socket->close();
}
// Invoke the paren't close first.
TransportFilter::close();
}
AMQ_CATCH_RETHROW( ActiveMQException )
AMQ_CATCH_EXCEPTION_CONVERT( Exception, ActiveMQException )
AMQ_CATCHALL_THROW( ActiveMQException )
}
////////////////////////////////////////////////////////////////////////////////
void TcpTransport::initialize( const decaf::net::URI& uri,
const decaf::util::Properties& properties ) {
try {
// Create the IO device we will be communicating over the
// wire with. This may need to change if we add more types
// of sockets, such as SSL.
socket.reset( SocketFactory::createSocket( uri.getAuthority(), properties ) );
// Cast it to an IO transport so we can wire up the socket
// input and output streams.
IOTransport* ioTransport = dynamic_cast<IOTransport*>( next.get() );
if( ioTransport == NULL ){
throw ActiveMQException(
__FILE__, __LINE__,
"TcpTransport::TcpTransport - "
"transport must be of type IOTransport");
}
InputStream* inputStream = socket->getInputStream();
OutputStream* outputStream = socket->getOutputStream();
// If tcp tracing was enabled, wrap the iostreams with logging streams
if( properties.getProperty( "transport.tcpTracingEnabled", "false" ) == "true" ) {
// Wrap with logging stream, we don't own the wrapped streams
inputStream = new LoggingInputStream( inputStream );
outputStream = new LoggingOutputStream( outputStream );
// Now wrap with the Buffered streams, we own the source streams
inputStream = new BufferedInputStream( inputStream, true );
outputStream = new BufferedOutputStream( outputStream, true );
} else {
// Wrap with the Buffered streams, we don't own the source streams
inputStream = new BufferedInputStream( inputStream );
outputStream = new BufferedOutputStream( outputStream );
}
// Now wrap the Buffered Streams with DataInput based streams. We own
// the Source streams, all the streams in the chain that we own are
// destroyed when these are.
this->dataInputStream.reset( new DataInputStream( inputStream, true ) );
this->dataOutputStream.reset( new DataOutputStream( outputStream, true ) );
// Give the IOTransport the streams.
ioTransport->setInputStream( dataInputStream.get() );
ioTransport->setOutputStream( dataOutputStream.get() );
}
AMQ_CATCH_RETHROW( ActiveMQException )
AMQ_CATCH_EXCEPTION_CONVERT( Exception, ActiveMQException )
AMQ_CATCHALL_THROW( ActiveMQException )
}