Example usage for io.netty.channel ChannelPromise isVoid

Introduction

In this page you can find the example usage for io.netty.channel ChannelPromise isVoid.

Prototype

boolean isVoid();

Source Link

Document

Returns true if this ChannelFuture is a void future and so not allow to call any of the following methods:

• #addListener(GenericFutureListener)
• #addListeners(GenericFutureListener[])
• #await()
• #await(long,TimeUnit) ()}
• #await(long) ()}
• #awaitUninterruptibly()
• #sync()
• #syncUninterruptibly()

Usage

From source file:io.lettuce.core.protocol.CommandHandler.java

License:Apache License

private void addToStack(RedisCommand<?, ?, ?> command, ChannelPromise promise) {

    try {/* w  w  w .  java  2  s. c  o  m*/

        validateWrite(1);

        if (command.getOutput() == null) {
            // fire&forget commands are excluded from metrics
            complete(command);
        }

        RedisCommand<?, ?, ?> redisCommand = potentiallyWrapLatencyCommand(command);

        if (promise.isVoid()) {
            stack.add(redisCommand);
        } else {
            promise.addListener(AddToStack.newInstance(stack, command));
        }
    } catch (Exception e) {
        command.completeExceptionally(e);
        throw e;
    }
}

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From source file:org.jupiter.transport.netty.handler.IdleStateChecker.java

License:Apache License

@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
    if (writerIdleTimeMillis > 0 || allIdleTimeMillis > 0) {
        if (promise.isVoid()) {
            firstWriterIdleEvent = firstAllIdleEvent = true;
            lastWriteTime = SystemClock.millisClock().now(); // make hb for firstWriterIdleEvent and firstAllIdleEvent
        } else {/*from  www.  java 2 s  .co  m*/
            promise.addListener(writeListener);
        }
    }
    ctx.write(msg, promise);
}

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