View Javadoc

1   /**
2    * Redistribution  and use  in source  and binary  forms, with  or without
3    * modification, are permitted provided  that the following conditions are
4    * met :
5    *
6    * . Redistributions  of  source  code  must  retain  the  above copyright
7    *   notice, this list of conditions and the following disclaimer.
8    *
9    * . Redistributions in  binary form  must reproduce  the above  copyright
10   *   notice, this list of conditions  and the following disclaimer in  the
11   *   documentation and/or other materials provided with the distribution.
12   *
13   * . The name of the author may not be used to endorse or promote products
14   *   derived from this software without specific prior written permission.
15   *
16   * THIS SOFTWARE IS  PROVIDED BY THE  AUTHOR ``AS IS''  AND ANY EXPRESS  OR
17   * IMPLIED  WARRANTIES,  INCLUDING,  BUT   NOT  LIMITED  TO,  THE   IMPLIED
18   * WARRANTIES OF MERCHANTABILITY AND  FITNESS FOR A PARTICULAR  PURPOSE ARE
19   * DISCLAIMED.  IN NO  EVENT SHALL  THE AUTHOR  BE LIABLE  FOR ANY  DIRECT,
20   * INDIRECT,  INCIDENTAL,  SPECIAL,  EXEMPLARY,  OR  CONSEQUENTIAL  DAMAGES
21   * (INCLUDING,  BUT  NOT LIMITED  TO,  PROCUREMENT OF  SUBSTITUTE  GOODS OR
22   * SERVICES;  LOSS  OF USE,  DATA,  OR PROFITS;  OR  BUSINESS INTERRUPTION)
23   * HOWEVER CAUSED  AND ON  ANY THEORY  OF LIABILITY,  WHETHER IN  CONTRACT,
24   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
25   * ANY  WAY  OUT OF  THE  USE OF  THIS  SOFTWARE, EVEN  IF  ADVISED OF  THE
26   * POSSIBILITY OF SUCH DAMAGE.
27   */
28  
29  package cpptools;
30  
31  
32  /**
33   * Logs all events to System.err.
34   *
35   * @author Mathieu Champlon
36   */
37  public final class ConsoleLogger extends AbstractLogger
38  {
39      private final boolean debug;
40      private final boolean verbose;
41  
42      /**
43       * Create an event output.
44       *
45       * @param options program options
46       */
47      public ConsoleLogger( final Options options )
48      {
49          debug = options.hasOption( "d" );
50          verbose = debug || options.hasOption( "v" );
51      }
52  
53      /**
54       * {@inheritDoc}
55       */
56      public void error( final String filename, final Throwable throwable, final String reason )
57      {
58          if( debug )
59              System.err.println( throwable.getMessage() );
60          if( verbose )
61              System.err.println( "Skipping " + filename + " : " + reason );
62      }
63  
64      /**
65       * {@inheritDoc}
66       */
67      public void changed( final String filename )
68      {
69          if( debug )
70              System.err.println( "Parsing " + filename );
71      }
72  
73      /**
74       * {@inheritDoc}
75       */
76      protected void log( final String message )
77      {
78          if( verbose )
79              System.err.println( message );
80      }
81  }