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1   package org.apache.maven.surefire.booter.output;
2   
3   /*
4    * Licensed to the Apache Software Foundation (ASF) under one
5    * or more contributor license agreements.  See the NOTICE file
6    * distributed with this work for additional information
7    * regarding copyright ownership.  The ASF licenses this file
8    * to you under the Apache License, Version 2.0 (the
9    * "License"); you may not use this file except in compliance
10   * with the License.  You may obtain a copy of the License at
11   *
12   *     http://www.apache.org/licenses/LICENSE-2.0
13   *
14   * Unless required by applicable law or agreed to in writing,
15   * software distributed under the License is distributed on an
16   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17   * KIND, either express or implied.  See the License for the
18   * specific language governing permissions and limitations
19   * under the License.
20   */
21  
22  import org.apache.maven.surefire.report.ForkingConsoleReporter;
23  import org.codehaus.plexus.util.cli.StreamConsumer;
24  
25  /**
26   * {@link StreamConsumer} that understands Surefire output made by {@link ForkingConsoleReporter}
27   * and filters it depending on configuration options
28   *
29   * @author <a href="mailto:carlos@apache.org">Carlos Sanchez</a>
30   * @version $Id: ForkingStreamConsumer.java 682222 2008-08-03 21:44:16Z hboutemy $
31   * @since 2.1
32   */
33  public class ForkingStreamConsumer
34      implements StreamConsumer
35  {
36      private final static int STANDARD_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_STANDARD.length();
37  
38      private final static int HEADING_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_HEADING.length();
39  
40      private final static int FOOTER_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_FOOTER.length();
41  
42      private OutputConsumer outputConsumer;
43  
44      public ForkingStreamConsumer( OutputConsumer outputConsumer )
45      {
46          this.outputConsumer = outputConsumer;
47      }
48  
49      public void consumeLine( String line )
50      {
51          if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_HEADING ) )
52          {
53              outputConsumer.consumeHeaderLine( line.substring( HEADING_PREFIX_LENGTH ) );
54          }
55          else if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_STANDARD ) )
56          {
57              String message = line.substring( STANDARD_PREFIX_LENGTH );
58              if ( ForkingConsoleReporter.isTestSetStartingMessage( message ) )
59              {
60                  outputConsumer.testSetStarting( ForkingConsoleReporter.parseTestSetStartingMessage( message ) );
61              }
62              else if ( ForkingConsoleReporter.isTestSetCompletedMessage( message ) )
63              {
64                  outputConsumer.testSetCompleted();
65              }
66              outputConsumer.consumeMessageLine( message );
67          }
68          else if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_FOOTER ) )
69          {
70              outputConsumer.consumeFooterLine( line.substring( FOOTER_PREFIX_LENGTH ) );
71          }
72          else
73          {
74              outputConsumer.consumeOutputLine( line );
75          }
76      }
77  
78      /**
79       * Get the underlying output consumer.
80       */
81      public OutputConsumer getOutputConsumer()
82      {
83          return this.outputConsumer;
84      }
85  
86  }