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1   package org.apache.maven.surefire.junitcore;
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 java.io.ByteArrayOutputStream;
23  import java.io.IOException;
24  import java.io.PrintStream;
25  
26  class ConcurrentPrintStream
27      extends PrintStream
28  {
29      private final boolean isStdout;
30  
31      ConcurrentPrintStream( boolean stdout )
32      {
33          super( new ByteArrayOutputStream() );
34          isStdout = stdout;
35      }
36  
37      public void write( byte[] buf, int off, int len )
38      {
39  
40          final TestMethod threadTestMethod = TestMethod.getThreadTestMethod();
41          if ( threadTestMethod != null )
42          {
43              threadTestMethod.getLogicalStream().write( isStdout, buf, off, len );
44          }
45          else
46          {
47              ( (ByteArrayOutputStream) out ).write( buf, off, len );
48          }
49      }
50  
51      public void writeTo( PrintStream printStream )
52          throws IOException
53      {
54          ( (ByteArrayOutputStream) out ).writeTo( printStream );
55      }
56  
57      public void close()
58      {
59      }
60  
61      public void flush()
62      {
63      }
64  }