StreamFactory


1   // You can redistribute this software and/or modify it under the terms of
2   // the Ozone Core License version 1 published by ozone-db.org.
3   //
4   // Copyright (C) 2003-@year@, Leo Mekenkamp. All rights reserved.
5   //
6   // $Id$
7   
8   package org.ozoneDB.core.storage.gammaStore;
9   
10  import java.io.IOException  ;
11  import java.io.InputStream  ;
12  import java.io.OutputStream  ;
13  
14  /**
15   * <p>Factory pattern for creating streams which are 'inserted' into the
16   * serialization-to-stream process. Can be used for compression, encoding,
17   * buffering, etc.</p>
18   *
19   * @author <a HREF="mailto:leoATmekenkampD0Tcom">Leo Mekenkamp (mind the anti sp@m)</a>
20   * @version $Id$
21   */
22  public interface StreamFactory {
23      
24      /**
25       * <p>Creates an output stream that uses the given <code>OutputStream</code>
26       * as its output.
27       *
28       * @param out stream to use for output
29       */
30      public OutputStream   createOutputStream(OutputStream   out) throws IOException  ;
31      
32      /**
33       * <p>Creates an input stream that uses the given <code>InputStream</code>
34       * for its input.
35       * 
36       * @param in stream to use for input
37       */
38      public InputStream   createInputStream(InputStream   in) throws IOException  ;
39      
40  }

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