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1   /*
2    * Copyright (c) 1998, 2005 Gargoyle Software Inc. All rights reserved.
3    *
4    * Redistribution and use in source and binary forms, with or without
5    * modification, are permitted provided that the following conditions are met:
6    *
7    * 1. Redistributions of source code must retain the above copyright notice,
8    *    this list of conditions and the following disclaimer.
9    * 2. Redistributions in binary form must reproduce the above copyright notice,
10   *    this list of conditions and the following disclaimer in the documentation
11   *    and/or other materials provided with the distribution.
12   * 3. The end-user documentation included with the redistribution, if any, must
13   *    include the following acknowledgment:
14   *
15   *       "This product includes software developed by Gargoyle Software Inc.
16   *        (http://www.GargoyleSoftware.com/)."
17   *
18   *    Alternately, this acknowledgment may appear in the software itself, if
19   *    and wherever such third-party acknowledgments normally appear.
20   * 4. The name "Gargoyle Software" must not be used to endorse or promote
21   *    products derived from this software without prior written permission.
22   *    For written permission, please contact info@GargoyleSoftware.com.
23   * 5. Products derived from this software may not be called "GSBase", nor may
24   *    "GSBase" appear in their name, without prior written permission of
25   *    Gargoyle Software Inc.
26   *
27   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
28   * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
29   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE
30   * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
31   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
33   * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34   * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35   * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
36   * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37   */
38  package com.gargoylesoftware.base.trace;
39  
40  /***
41   * An object that implements this interface will be responsible for handling
42   * diagnostic messages written by the Trace class.
43   * @see Trace
44   * @see TraceChannel
45   *
46   * @version $Revision: 1.4 $
47   * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
48   */
49  public interface TraceWriter {
50  
51      /***
52       * Handle a diagnostic message.
53       *
54       * @param item The item to write.
55       */
56      void write( final TraceItem item );
57  }