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

Example 6 with MessageEntry

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

the class BrowserManager method fetchBrowserMessage.

public void fetchBrowserMessage(FetchBrowserMessageRequest request) {
    FetchBrowserMessageReply reply = (FetchBrowserMessageReply) request.createReply();
    int browserId = request.getQueueBrowserId();
    try {
        com.swiftmq.swiftlet.queue.QueueBrowser browser = (com.swiftmq.swiftlet.queue.QueueBrowser) queueBrowsers.get(browserId);
        if (request.isResetRequired())
            browser.resetBrowser();
        browser.setLastMessageIndex(request.getLastMessageIndex());
        MessageEntry me = (MessageEntry) browser.getNextMessage();
        reply.setOk(true);
        reply.setMessageEntry(me);
    } catch (Exception e) {
        if (ctx.traceSpace.enabled)
            ctx.traceSpace.trace("sys$jms", ctx.tracePrefix + "/" + toString() + ": get next message failed: " + e.getMessage());
        reply.setOk(false);
        reply.setException(e);
    }
    reply.send();
}

Example 7 with MessageEntry

use of com.swiftmq.swiftlet.queue.MessageEntry in project swiftmq-client by iitsoftware.

the class AsyncMessageDeliveryRequest method readContent.

public void readContent(DataInput in) throws IOException {
    super.readContent(in);
    listenerId = in.readInt();
    sessionDispatchId = in.readInt();
    recoveryEpoche = in.readInt();
    requiresRestart = in.readBoolean();
    byte set = in.readByte();
    if (set == 0) {
        messageEntry = null;
    } else {
        messageEntry = new MessageEntry();
        messageEntry.readContent(in);
    }
    set = in.readByte();
    if (set == 0) {
        bulk = null;
    } else {
        bulk = new MessageEntry[in.readInt()];
        for (int i = 0; i < bulk.length; i++) {
            MessageEntry entry = new MessageEntry();
            entry.readContent(in);
            bulk[i] = entry;
        }
    }
}

Example 8 with MessageEntry

use of com.swiftmq.swiftlet.queue.MessageEntry in project swiftmq-client by iitsoftware.

the class MessageConsumerImpl method invokeMessageListener.

private void invokeMessageListener() {
    if (isClosed())
        return;
    AsyncMessageDeliveryRequest request = (AsyncMessageDeliveryRequest) messageCache.remove();
    MessageEntry messageEntry = request.getMessageEntry();
    MessageImpl msg = messageEntry.getMessage();
    messageEntry.moveMessageAttributes();
    MessageIndex msgIndex = msg.getMessageIndex();
    msg.setMessageConsumerImpl(this);
    try {
        msg.reset();
    } catch (JMSException e) {
        e.printStackTrace();
    }
    msg.setReadOnly(true);
    msg.setUseThreadContextCL(useThreadContextCL);
    if (reportDelivered)
        reportDelivered(msg);
    try {
        messageListener.onMessage(msg);
    } catch (RuntimeException e) {
        System.err.println("ERROR! MessageListener throws RuntimeException, shutting down consumer!");
        e.printStackTrace();
        try {
            close(e.toString());
        } catch (JMSException e1) {
        }
        return;
    }
    if (!wasRecovered) {
        if (request.isRequiresRestart())
            fillCache();
        if (doAck) {
            try {
                acknowledgeMessage(msgIndex, false);
            } catch (JMSException e) {
            }
        }
    } else
        wasRecovered = false;
}

Example 9 with MessageEntry

use of com.swiftmq.swiftlet.queue.MessageEntry in project swiftmq-client by iitsoftware.

the class MessageConsumerImpl method receiveMessage.

synchronized Message receiveMessage(boolean block, long timeout) throws JMSException {
    verifyState();
    if (messageListener != null) {
        throw new JMSException("receive not allowed while a message listener has been set");
    }
    try {
        if (!consumerStarted)
            fillCache();
        if (messageCache.getSize() == 0) {
            if (block) {
                receiverWaiting = true;
                if (timeout == 0)
                    wait();
                else
                    wait(timeout);
            } else {
                if (fillCachePending && receiveNoWaitFirstCall) {
                    wait(1000);
                }
            }
        }
    } catch (InterruptedException e) {
    }
    receiverWaiting = false;
    if (messageCache.getSize() == 0 || isClosed())
        return null;
    AsyncMessageDeliveryRequest request = (AsyncMessageDeliveryRequest) messageCache.remove();
    MessageEntry messageEntry = request.getMessageEntry();
    MessageImpl msg = messageEntry.getMessage();
    messageEntry.moveMessageAttributes();
    msg.setMessageConsumerImpl(this);
    msg.reset();
    msg.setReadOnly(true);
    msg.setUseThreadContextCL(useThreadContextCL);
    if (request.isRequiresRestart())
        fillCache();
    if (reportDelivered)
        reportDelivered(msg);
    if (doAck) {
        try {
            acknowledgeMessage(msg.getMessageIndex(), false);
        } catch (JMSException e) {
        }
    }
    return msg;
}

Example 10 with MessageEntry

use of com.swiftmq.swiftlet.queue.MessageEntry in project swiftmq-client by iitsoftware.

the class MessageConsumerImpl method invokeMessageListener.

private void invokeMessageListener() {
    if (isClosed())
        return;
    AsyncMessageDeliveryRequest request = (AsyncMessageDeliveryRequest) messageCache.remove();
    MessageEntry messageEntry = request.getMessageEntry();
    MessageImpl msg = messageEntry.getMessage();
    messageEntry.moveMessageAttributes();
    MessageIndex msgIndex = msg.getMessageIndex();
    msg.setMessageConsumerImpl(this);
    try {
        msg.reset();
    } catch (JMSException e) {
        e.printStackTrace();
    }
    msg.setReadOnly(true);
    msg.setUseThreadContextCL(useThreadContextCL);
    if (reportDelivered)
        reportDelivered(msg);
    try {
        messageListener.onMessage(msg);
    } catch (RuntimeException e) {
        System.err.println("ERROR! MessageListener throws RuntimeException, shutting down consumer!");
        e.printStackTrace();
        try {
            close(e.toString());
        } catch (JMSException e1) {
        }
        return;
    }
    if (!wasRecovered) {
        if (request.isRequiresRestart())
            fillCache();
        if (doAck) {
            try {
                acknowledgeMessage(msgIndex, false);
            } catch (JMSException e) {
            }
        }
    } else
        wasRecovered = false;
}