| // |
| // ======================================================================== |
| // Copyright (c) 1995-2015 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.jsr356.encoders; |
| |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.Future; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| import javax.websocket.Encoder; |
| |
| /** |
| * A <code>Future<Void></code> that is already failed as a result of an Encode error |
| */ |
| public class EncodeFailedFuture implements Future<Void> |
| { |
| private final String msg; |
| private final Throwable cause; |
| |
| public EncodeFailedFuture(Object data, Encoder encoder, Class<?> encoderType, Throwable cause) |
| { |
| this.msg = String.format("Unable to encode %s using %s as %s",data.getClass().getName(),encoder.getClass().getName(),encoderType.getName()); |
| this.cause = cause; |
| } |
| |
| @Override |
| public boolean cancel(boolean mayInterruptIfRunning) |
| { |
| return false; |
| } |
| |
| @Override |
| public Void get() throws InterruptedException, ExecutionException |
| { |
| throw new ExecutionException(msg,cause); |
| } |
| |
| @Override |
| public Void get(long timeout, TimeUnit unit) throws InterruptedException, ExecutionException, TimeoutException |
| { |
| throw new ExecutionException(msg,cause); |
| } |
| |
| @Override |
| public boolean isCancelled() |
| { |
| return false; |
| } |
| |
| @Override |
| public boolean isDone() |
| { |
| return true; |
| } |
| } |