Example usage for io.netty.util.internal PromiseNotificationUtil tryFailure

Introduction

In this page you can find the example usage for io.netty.util.internal PromiseNotificationUtil tryFailure.

Prototype

public static void tryFailure(Promise<?> p, Throwable cause, InternalLogger logger) 

Source Link

Document

Try to mark the Promise as failure and log if logger is not null in case this fails.

Usage

From source file:org.apache.hyracks.http.server.HttpRequestCapacityController.java

License:Apache License

public static void reject(ChannelHandlerContext ctx) {
    HttpResponseEncoder encoder = new HttpResponseEncoder();
    ChannelPromise promise = ctx.newPromise();
    promise.addListener(ChannelFutureListener.CLOSE);
    DefaultFullHttpResponse response = new DefaultFullHttpResponse(HttpVersion.HTTP_1_1,
            HttpResponseStatus.SERVICE_UNAVAILABLE);
    try {/*  w w w  .j  a  va 2s . c o m*/
        encoder.write(ctx, response, ctx.voidPromise());
        ctx.writeAndFlush(ctx.alloc().buffer(0), promise);
    } catch (Throwable th) {//NOSONAR
        try {
            LOGGER.log(Level.SEVERE, "Failure during request rejection", th);
        } catch (Throwable loggingFailure) {//NOSONAR
        }
        PromiseNotificationUtil.tryFailure(promise, th, null);
    }
}

---