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1   package org.apache.maven.plugin.surefire.booterclient;
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.plugin.surefire.booterclient.output.OutputConsumer;
23  import org.apache.maven.surefire.report.ForkingConsoleReporter;
24  import org.codehaus.plexus.util.cli.StreamConsumer;
25  
26  /**
27   * {@link StreamConsumer} that understands Surefire output made by {@link ForkingConsoleReporter}
28   * and filters it depending on configuration options
29   *
30   * @author <a href="mailto:carlos@apache.org">Carlos Sanchez</a>
31   * @version $Id: ForkingStreamConsumer.java 1050534 2010-12-17 23:54:50Z hboutemy $
32   * @since 2.1
33   */
34  public class ForkingStreamConsumer
35      implements StreamConsumer
36  {
37      private static final int STANDARD_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_STANDARD.length();
38  
39      private static final int HEADING_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_HEADING.length();
40  
41      private static final int FOOTER_PREFIX_LENGTH = ForkingConsoleReporter.FORKING_PREFIX_FOOTER.length();
42  
43      private final OutputConsumer outputConsumer;
44  
45      public ForkingStreamConsumer( OutputConsumer outputConsumer )
46      {
47          this.outputConsumer = outputConsumer;
48      }
49  
50      public void consumeLine( String line )
51      {
52          if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_HEADING ) )
53          {
54              outputConsumer.consumeHeaderLine( line.substring( HEADING_PREFIX_LENGTH ) );
55          }
56          else if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_STANDARD ) )
57          {
58              String message = line.substring( STANDARD_PREFIX_LENGTH );
59              if ( ForkingConsoleReporter.isTestSetStartingMessage( message ) )
60              {
61                  outputConsumer.testSetStarting( ForkingConsoleReporter.parseTestSetStartingMessage( message ) );
62              }
63              else if ( ForkingConsoleReporter.isTestSetCompletedMessage( message ) )
64              {
65                  outputConsumer.testSetCompleted();
66              }
67              outputConsumer.consumeMessageLine( message );
68          }
69          else if ( line.startsWith( ForkingConsoleReporter.FORKING_PREFIX_FOOTER ) )
70          {
71              outputConsumer.consumeFooterLine( line.substring( FOOTER_PREFIX_LENGTH ) );
72          }
73          else
74          {
75              outputConsumer.consumeOutputLine( line );
76          }
77      }
78  
79      /**
80       * Get the underlying output consumer.
81       *
82       * @return the output consumer
83       */
84      public OutputConsumer getOutputConsumer()
85      {
86          return this.outputConsumer;
87      }
88  
89  }