Examples of javax.media.protocol.URLDataSource

javax.media.protocol.URLDataSource
sun.com/products/java-media/jmf/2.1.1/apidocs/javax/media/protocol/URLDataSource.html" target="_blank">this class in the JMF Javadoc. In progress. @author Ken Larson

    }
    catch (Exception e)
    {  logger.log(Level.WARNING, ""  + e, e);
      throw new NoProcessorException();
    }
    final URLDataSource dataSource = new URLDataSource(url);
    dataSource.connect();
    return createProcessor(dataSource);
  }

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    }
    catch (Exception e)
    {  logger.log(Level.WARNING, ""  + e, e);
      throw new NoDataSourceException();
    }
    final URLDataSource dataSource = new URLDataSource(url);
    dataSource.connect();
    return dataSource;
  }

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    try
    {
      // test to verify that URLDataSource does not use MimeManager
      final File file = File.createTempFile("test", ".html");
      final URLDataSource d = new URLDataSource(new URL("file://" + file.getAbsolutePath()));
      d.connect();
      assertEquals(d.getContentType(), "text.html");
      
      
      com.sun.media.protocol.file.DataSource d2 = new com.sun.media.protocol.file.DataSource();
      d2.setLocator(new MediaLocator("file://" + file.getAbsolutePath()));
      d2.connect();
      assertEquals(d2.getContentType(), "text.html");
      
      
      
    } catch (MalformedURLException e)
    {
      e.printStackTrace();
      assertTrue(false);
    } catch (IOException e)
    {
      e.printStackTrace();
      assertTrue(false);
    }
    
    try
    {
      // test to verify that URLDataSource does not use MimeManager
      File file = new File("samplemedia/safexmas.mov");
      URLDataSource d = new URLDataSource(new URL("file://" + file.getAbsolutePath()));
      d.connect();
      assertEquals(d.getContentType(), "video.quicktime");
      
    } catch (MalformedURLException e)
    {
      e.printStackTrace();
      assertTrue(false);
    } catch (IOException e)
    {
      e.printStackTrace();
      assertTrue(false);
    }


    
    
    
    assertEquals(MimeManager.addMimeType("foo", "foo/bar"), true);


    
    try
    {
      File file = File.createTempFile("test", "foo");
      // test to verify that URLDataSource does not use MimeManager
      //File file = new File("test.foo");
      URLDataSource d = new URLDataSource(new URL("file://" + file.getAbsolutePath()));
      d.connect();
      assertEquals(d.getContentType(), "content.unknown");
      
    } catch (MalformedURLException e)
    {
      e.printStackTrace();
      assertTrue(false);

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    // TODO: test http
    
    String test = "file://" + new File("samplemedia/safexmas.mov").getAbsolutePath();
    
    URLDataSource s = new URLDataSource(new URL(test));
    assertTrue(s.getLocator() != null);
    assertTrue(s.getLocator().getURL().getProtocol().equals("file"));
    assertEquals(s.getLocator().getClass().getName(), "javax.media.MediaLocator");
  
    assertEquals(s.getControls().length, 0);
    try
    {
      s.getContentType();
    }
    catch (Error e)
    {  assertTrue(e.getClass() == Error.class);
      assertEquals(e.getMessage(), "Source is unconnected.");
    }
    
    try
    {
      s.getStreams();
    }
    catch (Error e)
    {  assertTrue(e.getClass() == Error.class);
      assertEquals(e.getMessage(), "Unconnected source.");
    }
    s.connect();
    assertEquals(s.getContentType(), "video.quicktime");
    PullSourceStream sts[] = s.getStreams();
    assertEquals(sts.length, 1);
    
    PullSourceStream st = sts[0];
    assertEquals(st.getControls().length, 0);
    ContentDescriptor cd = st.getContentDescriptor();
    assertEquals(cd.getContentType(), "video.quicktime");
    assertEquals(cd.getEncoding(), "video.quicktime");
    assertTrue(cd.getDataType() == byte[].class);
    
    
    assertFalse(st.endOfStream());
    assertEquals(st.getContentLength(), 3547908L);
    assertEquals(s.getDuration().getNanoseconds(), 9223372036854775806L);
    assertEquals(s.getDuration().getNanoseconds(), Time.TIME_UNKNOWN.getNanoseconds());
    assertFalse(st.willReadBlock());
    assertFalse(st.endOfStream());
    
    {
      final byte[] buf = new byte[1];
      final int res = st.read(buf, 0, buf.length);
      assertEquals(res, 1);
    }
    
    s.start();
    s.stop();
    s.connect();  // new connection - new streams?
    
    assertEquals(s.getStreams().length, 1);
    assertTrue(s.getStreams() != sts);
    assertTrue(s.getStreams()[0] != st);
    
    s.disconnect();
    
    // disconnect does not affect read.
    {
      final byte[] buf = new byte[1];
      final int res = st.read(buf, 0, buf.length);

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        }
        catch (Exception e)
        {   logger.log(Level.WARNING, ""  + e, e);
            throw new NoPlayerException();
        }
        final URLDataSource dataSource = new URLDataSource(url);
        dataSource.connect();   // TODO: there is a problem because we connect to the datasource here, but
                                // the following call may try twice or more to use the datasource with a player, once
                                // for the right content type, and multiple times for unknown.  The first attempt (for example) may actually
                                // read data, in which case the second one will be missing data when it reads.
                                // really, the datasource needs to be recreated.
                                // The workaround for now is that URLDataSource (and others) allows repeated connect() calls.

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        }
        catch (Exception e)
        {   logger.log(Level.WARNING, ""  + e, e);
            throw new NoDataSourceException();
        }
        final URLDataSource dataSource = new URLDataSource(url);
        dataSource.connect();
        return dataSource;
    }

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Related Classes of javax.media.protocol.URLDataSource

net.sf.fmj.test.compat.datasources.URLDataSourceTest

net.sf.fmj.test.compat.sun.MimeManagerTest

javax.media.Manager

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