Examples with QueueReceiver com.swiftmq.swiftlet.queue.QueueReceiver used on opensource projects

Example 1 with QueueReceiver

use of com.swiftmq.swiftlet.queue.QueueReceiver in project swiftmq-ce by iitsoftware.

the class XADeliveryStage method close.

public void close() {
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close ...");
    super.close();
    closed = true;
    if (notificationList.size() > 0) {
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, final notify ...");
        for (Iterator iter = notificationList.entrySet().iterator(); iter.hasNext(); ) {
            Map.Entry entry = (Map.Entry) iter.next();
            DeliveryRequest dr = (DeliveryRequest) entry.getValue();
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, final notify: " + dr);
            dr.callback.delivered(dr);
        }
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, final notify done");
        notificationList.clear();
    }
    if (outboundTransactions.size() > 0) {
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, passing prepared outbound tx to XAResourceManager ...");
        for (Iterator iter = outboundTransactions.entrySet().iterator(); iter.hasNext(); ) {
            try {
                Map.Entry entry = (Map.Entry) iter.next();
                XidImpl xid = (XidImpl) entry.getKey();
                XAContext xac = ctx.xaResourceManagerSwiftlet.createXAContext(xid);
                int id = xac.register(toString());
                QueuePullTransaction t = (QueuePullTransaction) entry.getValue();
                xac.addTransaction(id, t.getQueueName(), t);
                xac.unregister(id, false);
                xac.setPrepared(true);
            } catch (XAContextException e) {
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), toString() + "/close, passing prepared outbound tx to XAResourceManager, exception: " + e);
            }
        }
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, passing prepared outbound tx to XAResourceManager done");
        outboundTransactions.clear();
    }
    if (inboundTransactions.size() > 0) {
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, passing prepared inbound tx to XAResourceManager ...");
        for (Iterator iter = inboundTransactions.entrySet().iterator(); iter.hasNext(); ) {
            ((Tx) ((Map.Entry) iter.next()).getValue()).handOver();
        }
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/close, passing prepared inbound tx to XAResourceManager done");
    }
    for (Iterator iter = producers.entrySet().iterator(); iter.hasNext(); ) {
        QueueSender sender = (QueueSender) ((Map.Entry) iter.next()).getValue();
        try {
            sender.close();
        } catch (Exception e) {
        }
    }
    producers.clear();
    for (Iterator iter = consumers.entrySet().iterator(); iter.hasNext(); ) {
        QueueReceiver receiver = (QueueReceiver) ((Map.Entry) iter.next()).getValue();
        try {
            receiver.close();
        } catch (Exception e) {
        }
    }
    consumers.clear();
    if (throttleQueue != null)
        throttleQueue.close();
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.START_STAGE_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.SEND_ROUTE_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.DELIVERY_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.ROUTE_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.ADJUST_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.TRANSACTION_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.COMMIT_REQ, null);
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.COMMIT_REPREQ, null);
}

Example 2 with QueueReceiver

use of com.swiftmq.swiftlet.queue.QueueReceiver in project swiftmq-ce by iitsoftware.

the class XADeliveryStage method init.

protected void init() {
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/init...");
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.START_STAGE_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + "...");
            int txSize = ((Integer) routingConnection.getEntity().getProperty("inbound-transaction-size").getValue()).intValue();
            int windowSize = ((Integer) routingConnection.getEntity().getProperty("inbound-window-size").getValue()).intValue();
            AdjustRequest rc = new AdjustRequest(txSize, windowSize);
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + ", sending request=" + rc);
            routingConnection.getOutboundQueue().enqueue(rc);
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.SEND_ROUTE_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + "...");
            RouteRequest rc = new RouteRequest(((SendRouteRequest) request).getRoute());
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + ", sending request=" + rc);
            routingConnection.getOutboundQueue().enqueue(rc);
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.ROUTE_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + "...");
            RouteRequest rc = (RouteRequest) request;
            try {
                ctx.routeExchanger.processRoute(routingConnection, rc.getRoute(ctx.routeExchanger.getRouteConverter()));
            } catch (Exception e) {
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + " exception=" + e);
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + " exception=" + e);
            }
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.ADJUST_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + "...");
            AdjustRequest rc = (AdjustRequest) request;
            routingConnection.setTransactionSize(rc.getTransactionSize());
            routingConnection.setWindowSize(rc.getWindowSize());
            // It then sends a request by itself to ensure the XADeliveryStage is active at the connector side.
            if (listener)
                getStageQueue().enqueue(new StartStageRequest());
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + ", activating connection");
            routingConnection.getActivationListener().activated(routingConnection);
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.SMQRFactory.DELIVERY_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + "...");
            try {
                DeliveryRequest rc = (DeliveryRequest) request;
                QueuePullTransaction srcTx = rc.readTransaction;
                QueueReceiver receiver = (QueueReceiver) consumers.get(srcTx.getQueueName());
                if (receiver == null) {
                    receiver = ctx.queueManager.createQueueReceiver(srcTx.getQueueName(), null, null);
                    consumers.put(srcTx.getQueueName(), receiver);
                }
                QueuePullTransaction destTx = receiver.createTransaction(false);
                List al = new ArrayList(rc.len);
                for (int i = 0; i < rc.len; i++) {
                    destTx.moveToTransaction(rc.entries[i].getMessageIndex(), srcTx);
                    MessageImpl msg = rc.entries[i].getMessage();
                    if (msg.getSourceRouter() == null)
                        msg.setSourceRouter(ctx.routerName);
                    if (msg.getDestRouter() == null)
                        msg.setDestRouter(rc.destinationRouter);
                    al.add(rc.entries[i].getMessage());
                }
                StringBuffer b = new StringBuffer(txBase);
                b.append(txNo);
                XidImpl xid = new XidImpl(recoveryBranchQB, txNo, b.toString().getBytes());
                xid.setRouting(true);
                destTx.prepare(xid);
                outboundTransactions.put(xid, destTx);
                TransactionRequest txr = new TransactionRequest(txNo, xid, al);
                txNo++;
                if (txNo == Integer.MAX_VALUE)
                    txNo = 0;
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + " sending request=" + txr);
                routingConnection.getOutboundQueue().enqueue(txr);
                if (outboundTransactions.size() <= routingConnection.getWindowSize())
                    rc.callback.delivered(rc);
                else
                    notificationList.put(xid, rc);
            } catch (Exception e) {
                e.printStackTrace();
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + " exception=" + e);
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + " exception=" + e + ", disconnecting");
                ctx.networkSwiftlet.getConnectionManager().removeConnection(routingConnection.getConnection());
            }
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.COMMIT_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + "...");
            CommitRequest rc = (CommitRequest) request;
            XidImpl xid = rc.getXid();
            QueuePullTransaction t = (QueuePullTransaction) outboundTransactions.remove(xid);
            try {
                t.commit(xid);
                CommitReplyRequest crr = new CommitReplyRequest(xid);
                crr.setOk(true);
                routingConnection.getOutboundQueue().enqueue(crr);
                DeliveryRequest dr = (DeliveryRequest) notificationList.remove(xid);
                if (dr != null) {
                    dr.callback.delivered(dr);
                }
            } catch (Exception e) {
                e.printStackTrace();
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("OUTBOUND") + "/visited, request=" + request + " exception=" + e);
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + " exception=" + e + ", disconnecting");
                ctx.networkSwiftlet.getConnectionManager().removeConnection(routingConnection.getConnection());
            }
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.TRANSACTION_REQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + "...");
            TransactionRequest rc = (TransactionRequest) request;
            try {
                processTransactionRequest(rc);
                CommitRequest cr = new CommitRequest(rc.getXid());
                if (throttleQueue != null)
                    throttleQueue.enqueue(cr);
                else
                    routingConnection.getOutboundQueue().enqueue(cr);
            } catch (Exception e) {
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + " exception=" + e);
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + " exception=" + e + ", disconnecting");
                ctx.networkSwiftlet.getConnectionManager().removeConnection(routingConnection.getConnection());
            }
        }
    });
    visitor.setRequestHandler(com.swiftmq.impl.routing.single.smqpr.v942.SMQRFactory.COMMIT_REPREQ, new RequestHandler() {

        public void visited(Request request) {
            if (ctx.traceSpace.enabled)
                ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + "...");
            CommitReplyRequest rc = (CommitReplyRequest) request;
            try {
                if (!rc.isOk())
                    throw new Exception("Reply states not ok: " + rc);
                long delay = commitLocalXid(rc.getXid());
                if (delay > 0 && throttleQueue != null)
                    throttleQueue.enqueue(new ThrottleRequest(delay));
            } catch (Exception e) {
                if (ctx.traceSpace.enabled)
                    ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString("INBOUND") + "/visited, request=" + request + " exception=" + e);
                ctx.logSwiftlet.logError(ctx.routingSwiftlet.getName(), XADeliveryStage.this.toString() + "/visited, request=" + request + " exception=" + e + ", disconnecting");
                ctx.networkSwiftlet.getConnectionManager().removeConnection(routingConnection.getConnection());
            }
        }
    });
    if (!listener)
        getStageQueue().enqueue(new StartStageRequest());
    if (ctx.traceSpace.enabled)
        ctx.traceSpace.trace(ctx.routingSwiftlet.getName(), toString() + "/init done");
}

Example 3 with QueueReceiver

use of com.swiftmq.swiftlet.queue.QueueReceiver in project swiftmq-ce by iitsoftware.

the class QueueInput method start.

@Override
public void start() throws Exception {
    if (started)
        return;
    MessageSelector ms = null;
    if (selector != null) {
        ms = new MessageSelector(selector);
        ms.compile();
    }
    QueueReceiver receiver = ctx.ctx.queueManager.createQueueReceiver(destinationName, (ActiveLogin) null, ms);
    messageProcessor = new QueueMessageProcessor(ctx, this, receiver, ms);
    messageProcessor.restart();
    started = true;
}

Example 4 with QueueReceiver

use of com.swiftmq.swiftlet.queue.QueueReceiver in project swiftmq-ce by iitsoftware.

the class TopicInput method start.

@Override
public void start() throws Exception {
    if (started)
        return;
    if (!ctx.ctx.topicManager.isTopicDefined(destinationName))
        ctx.ctx.topicManager.createTopic(destinationName);
    MessageSelector ms = null;
    if (selector != null) {
        ms = new MessageSelector(selector);
        ms.compile();
    }
    if (durable) {
        ActiveLogin dlogin = ctx.ctx.authenticationSwiftlet.createActiveLogin(clientId, "DURABLE");
        dlogin.setClientId(clientId);
        TopicImpl topic = ctx.ctx.topicManager.verifyTopic(new TopicImpl(destinationName));
        queueName = ctx.ctx.topicManager.subscribeDurable(durableName, topic, ms, false, dlogin);
    } else {
        queueName = ctx.ctx.queueManager.createTemporaryQueue();
        subscriberId = ctx.ctx.topicManager.subscribe(destinationName, ms, false, queueName, true);
    }
    QueueReceiver receiver = ctx.ctx.queueManager.createQueueReceiver(queueName, (ActiveLogin) null, null);
    messageProcessor = new QueueMessageProcessor(ctx, this, receiver, null);
    messageProcessor.restart();
    started = true;
}

Example 5 with QueueReceiver

use of com.swiftmq.swiftlet.queue.QueueReceiver in project swiftmq-ce by iitsoftware.

the class Exporter method execute.

public String[] execute(String[] context, Entity entity, String[] cmd) {
    if (cmd.length < 3)
        return new String[] { TreeCommands.ERROR, "Invalid command, please try '" + TreeCommands.EXPORT + " <queuename> <localdir> [-remove] [-xml] [-selector <selector>]" };
    int nMsgs = 0;
    try {
        String queueName = cmd[1];
        String localDir = cmd[2];
        boolean delete = false;
        boolean xml = false;
        String selector = null;
        if (cmd.length > 3) {
            StringBuffer selBuffer = null;
            for (int i = 3; i < cmd.length; i++) {
                if (selBuffer != null) {
                    if (selBuffer.length() > 0)
                        selBuffer.append(' ');
                    selBuffer.append(cmd[i]);
                } else if (cmd[i].equals("-delete"))
                    delete = true;
                else if (cmd[i].equals("-xml"))
                    xml = true;
                else if (cmd[i].equals("-selector"))
                    selBuffer = new StringBuffer();
                else
                    throw new Exception("Invalid option: " + cmd[i]);
            }
            if (selBuffer != null)
                selector = selBuffer.toString();
        }
        XStream xStream = null;
        File outputDir = new File(localDir);
        if (!outputDir.exists()) {
            if (!outputDir.mkdir())
                throw new Exception("Unable to create output directory: " + localDir);
        }
        if (xml) {
            xStream = new XStream(new Dom4JDriver());
            xStream.allowTypesByWildcard(new String[] { ".*" });
        }
        MessageSelector msel = null;
        if (selector != null) {
            msel = new MessageSelector(selector);
            msel.compile();
        }
        QueueReceiver receiver = ctx.queueManager.createQueueReceiver(queueName, null, msel);
        QueuePullTransaction pullTx = receiver.createTransaction(false);
        try {
            MessageEntry entry = null;
            while ((entry = pullTx.getMessage(0, msel)) != null) {
                MessageImpl msg = delete ? entry.getMessage() : copyMessage(entry.getMessage());
                msg.clearSwiftMQAllProps();
                store(queueName, xStream, outputDir, nMsgs++, msg);
                if (delete) {
                    pullTx.commit();
                    pullTx = receiver.createTransaction(false);
                }
            }
        } finally {
            try {
                pullTx.rollback();
            } catch (Exception e) {
            }
            try {
                receiver.close();
            } catch (Exception e) {
            }
        }
    } catch (Exception e) {
        return new String[] { TreeCommands.ERROR, e.getMessage() };
    }
    return new String[] { TreeCommands.INFO, nMsgs + " messages exported." };
}