| package org.onlab.netty; |
| |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| /** |
| * Response object returned when making synchronous requests. |
| * Can you used to check is a response is ready and/or wait for a response |
| * to become available. |
| */ |
| public interface Response { |
| |
| /** |
| * Gets the response waiting for a designated timeout period. |
| * @param timeout timeout period (since request was sent out) |
| * @param tu unit of time. |
| * @return response payload |
| * @throws TimeoutException if the timeout expires before the response arrives. |
| */ |
| public byte[] get(long timeout, TimeUnit tu) throws TimeoutException; |
| |
| /** |
| * Gets the response waiting for indefinite timeout period. |
| * @return response payload |
| * @throws InterruptedException if the thread is interrupted before the response arrives. |
| */ |
| public byte[] get() throws InterruptedException; |
| |
| /** |
| * Checks if the response is ready without blocking. |
| * @return true if response is ready, false otherwise. |
| */ |
| public boolean isReady(); |
| } |