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1   /*
2    * $Id: Component.java 19191 2010-08-25 21:05:23Z tcarlson $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSoft, Inc.  All rights reserved.  http://www.mulesoft.com
5    *
6    * The software in this package is published under the terms of the CPAL v1.0
7    * license, a copy of which has been included with this distribution in the
8    * LICENSE.txt file.
9    */
10  
11  package org.mule.api.component;
12  
13  import org.mule.api.MuleEvent;
14  import org.mule.api.construct.FlowConstructAware;
15  import org.mule.api.processor.MessageProcessor;
16  import org.mule.management.stats.ComponentStatistics;
17  
18  /**
19   * A <code>Component</code> component processes a {@link MuleEvent} by invoking the
20   * component instance that has been configured, optionally returning a result.
21   * <p/>
22   * Implementations of <code>Component</code> can use different types of component
23   * implementation, implement component instance pooling or implement
24   * <em>bindings</em> which allow for service composition.
25   */
26  public interface Component extends MessageProcessor, FlowConstructAware
27  {
28  
29      /**
30       * Component statistics are used to gather component statistics such as
31       * sync/async invocation counts and total and average execution time.
32       */
33      ComponentStatistics getStatistics();
34  
35  }