text: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements. See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership. The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License. You may obtain a copy of the License at
   *
   * http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied. See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.sshd.client.future;
  
  import java.io.IOException;
  import java.util.Objects;
  
  import org.apache.sshd.common.SshException;
  import org.apache.sshd.common.future.DefaultVerifiableSshFuture;
  
  /**
   * A default implementation of {@link AuthFuture}.
   *
   * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a>
   */
  public class DefaultAuthFuture extends DefaultVerifiableSshFuture<AuthFuture> implements AuthFuture {
      public DefaultAuthFuture(Object id, Object lock) {
          super(id, lock);
      }
  
      @Override
      public AuthFuture verify(long timeoutMillis) throws IOException {
          Boolean result = verifyResult(Boolean.class, timeoutMillis);
          if (!result) {
              throw formatExceptionMessage(
                      SshException::new,
                      "Authentication failed while waiting %d msec.",
                      timeoutMillis);
          }
  
          return this;
      }
  
      @Override
      public Throwable getException() {
          Object v = getValue();
          if (v instanceof Throwable) {
              return (Throwable) v;
          } else {
              return null;
          }
      }
  
      @Override
      public boolean isSuccess() {
          Object v = getValue();
          return (v instanceof Boolean) && (Boolean) v;
      }
  
      @Override
      public boolean isFailure() {
          Object v = getValue();
          if (v instanceof Boolean) {
              return !(Boolean) v;
          } else {
              return true;
          }
      }
  
      @Override
      public void setAuthed(boolean authed) {
          setValue(authed);
      }
  
      @Override
      public void setException(Throwable exception) {
          Objects.requireNonNull(exception, "No exception provided");
          setValue(exception);
      }
  }
  