runtime/org.argeo.slc.core/src/main/java/org/argeo/slc/msg/event/SlcEventListener.java

   1 /*
   2  * Copyright (C) 2010 Mathieu Baudier <mbaudier@argeo.org>
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 package org.argeo.slc.msg.event;
  18
  19 import java.util.List;
  20
  21 public interface SlcEventListener {
  22         /**
  23          * Blocks until an event is received or timeout is reached
  24          *
  25          * @return the event received or null if timeout was reached before
  26          *         receiving one
  27          */
  28         public SlcEvent listen(String subscriberId,
  29                         List<SlcEventListenerDescriptor> descriptors, Long timeout);
  30 }