Examples with DefaultFuture org.apache.dubbo.remoting.exchange.support.DefaultFuture used on opensource projects

Example 6 with DefaultFuture

use of org.apache.dubbo.remoting.exchange.support.DefaultFuture in project dubbo by alibaba.

the class WrappedChannelHandler method getPreferredExecutorService.

/**
 * Currently, this method is mainly customized to facilitate the thread model on consumer side.
 * 1. Use ThreadlessExecutor, aka., delegate callback directly to the thread initiating the call.
 * 2. Use shared executor to execute the callback.
 *
 * @param msg
 * @return
 */
public ExecutorService getPreferredExecutorService(Object msg) {
    if (msg instanceof Response) {
        Response response = (Response) msg;
        DefaultFuture responseFuture = DefaultFuture.getFuture(response.getId());
        // a typical scenario is the response returned after timeout, the timeout response may has completed the future
        if (responseFuture == null) {
            return getSharedExecutorService();
        } else {
            ExecutorService executor = responseFuture.getExecutor();
            if (executor == null || executor.isShutdown()) {
                executor = getSharedExecutorService();
            }
            return executor;
        }
    } else {
        return getSharedExecutorService();
    }
}