activemq-cpp/src/main/activemq/transport/failover/FailoverTransportListener.cpp

/*
 * 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 "FailoverTransportListener.h"
#include "FailoverTransport.h"

#include <decaf/lang/exceptions/NullPointerException.h>
#include <activemq/commands/Response.h>
#include <activemq/state/Tracked.h>

using namespace activemq;
using namespace activemq::exceptions;
using namespace activemq::state;
using namespace activemq::transport;
using namespace activemq::transport::failover;
using namespace decaf;
using namespace decaf::lang;
using namespace decaf::lang::exceptions;

////////////////////////////////////////////////////////////////////////////////
FailoverTransportListener::FailoverTransportListener(FailoverTransport* parent) : parent(parent) {

    if (this->parent == NULL) {
        throw NullPointerException(__FILE__, __LINE__, "Pointer to Parent Transport was NULL");
    }
}

////////////////////////////////////////////////////////////////////////////////
FailoverTransportListener::~FailoverTransportListener() {
}

////////////////////////////////////////////////////////////////////////////////
void FailoverTransportListener::onCommand(const Pointer<Command> command) {

    if (command == NULL) {
        return;
    }

    if (command->isResponse()) {
        Pointer<Response> response = command.dynamicCast<Response>();
        parent->processResponse(response);
    }

    if (!parent->isInitialized()) {
        parent->setInitialized(true);
    }

    if (command->isConnectionControl()) {
        parent->handleConnectionControl(command);
    }

    if (parent->getTransportListener() != NULL) {
        parent->getTransportListener()->onCommand(command);
    }
}

////////////////////////////////////////////////////////////////////////////////
void FailoverTransportListener::onException(const decaf::lang::Exception& ex) {
    try {
        parent->handleTransportFailure(ex);
    } catch (Exception& e) {
        if (parent->getTransportListener() != NULL) {
            parent->getTransportListener()->onException(e);
        }
    }
}

////////////////////////////////////////////////////////////////////////////////
void FailoverTransportListener::transportInterrupted() {
    if (parent->getTransportListener() != NULL) {
        parent->getTransportListener()->transportInterrupted();
    }
}

////////////////////////////////////////////////////////////////////////////////
void FailoverTransportListener::transportResumed() {
    if (parent->getTransportListener() != NULL) {
        parent->getTransportListener()->transportResumed();
    }
}