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1   /*
2    * JBoss, Home of Professional Open Source
3    * Copyright 2014, Red Hat, Inc. and/or its affiliates, and individual
4    * contributors by the @authors tag. See the copyright.txt in the
5    * distribution for a full listing of individual contributors.
6    *
7    * Licensed under the Apache License, Version 2.0 (the "License");
8    * you may not use this file except in compliance with the License.
9    * You may obtain a copy of the License at
10   * http://www.apache.org/licenses/LICENSE-2.0
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.jboss.as.quickstarts.ejb.asynchronous;
18  
19  import java.util.concurrent.Future;
20  
21  import javax.ejb.Asynchronous;
22  import javax.ejb.Local;
23  
24  /**
25   * Business interface to access an EJB method declared as asynchronous here.
26   * 
27   * @author <a href="mailto:wfink@redhat.com">Wolf-Dieter Fink</a>
28   */
29  @Local
30  public interface AnotherAsynchronousAccess {
31      /**
32       * An example method to demonstrate that the annotation is also possible within the interface.
33       * 
34       * @param sleepTime milliseconds to wait for demonstration
35       * @return a simple string with a timestamp when the method is finished
36       */
37      @Asynchronous
38      Future<String> interfaceAsync(long sleepTime);
39  }