Example usage for org.springframework.web.socket WebSocketMessage getPayloadLength

Introduction

In this page you can find the example usage for org.springframework.web.socket WebSocketMessage getPayloadLength.

Prototype

int getPayloadLength();

Source Link

Document

Return the number of bytes contained in the message.

Usage

From source file:org.springframework.web.socket.handler.ConcurrentWebSocketSessionDecorator.java

public void sendMessage(WebSocketMessage<?> message) throws IOException {
    if (shouldNotSend()) {
        return;/*from w  ww .  ja  va 2  s  .c o m*/
    }

    this.buffer.add(message);
    this.bufferSize.addAndGet(message.getPayloadLength());

    do {
        if (!tryFlushMessageBuffer()) {
            if (logger.isTraceEnabled()) {
                String text = String.format(
                        "Another send already in progress: "
                                + "session id '%s':, \"in-progress\" send time %d (ms), buffer size %d bytes",
                        getId(), getTimeSinceSendStarted(), getBufferSize());
                logger.trace(text);
            }
            checkSessionLimits();
            break;
        }
    } while (!this.buffer.isEmpty() && !shouldNotSend());
}

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From source file:org.springframework.web.socket.handler.ConcurrentWebSocketSessionDecorator.java

private boolean tryFlushMessageBuffer() throws IOException {
    if (this.flushLock.tryLock()) {
        try {//from w  w  w.j a  v  a2 s. co m
            while (true) {
                WebSocketMessage<?> message = this.buffer.poll();
                if (message == null || shouldNotSend()) {
                    break;
                }
                this.bufferSize.addAndGet(message.getPayloadLength() * -1);
                this.sendStartTime = System.currentTimeMillis();
                getDelegate().sendMessage(message);
                this.sendStartTime = 0;
            }
        } finally {
            this.sendStartTime = 0;
            flushLock.unlock();
        }
        return true;
    }
    return false;
}

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