Package com.cloudera.flume.handlers.text.TailSource

Examples of com.cloudera.flume.handlers.text.TailSource.Cursor.tailBody()

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    f2.deleteOnExit();
    BlockingQueue<Event> q = new ArrayBlockingQueue<Event>(100);
    File f = createDataFile(5);
    Cursor c = new Cursor(q, f);

    assertTrue(c.tailBody()); // open the file
    assertTrue(c.tailBody()); // finish reading the first file
    assertEquals(5, q.size()); // should be 5 in queue.

    assertFalse(c.tailBody()); // no more to read
    assertFalse(c.tailBody()); // no more to read
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    BlockingQueue<Event> q = new ArrayBlockingQueue<Event>(100);
    File f = createDataFile(5);
    Cursor c = new Cursor(q, f);

    assertTrue(c.tailBody()); // open the file
    assertTrue(c.tailBody()); // finish reading the first file
    assertEquals(5, q.size()); // should be 5 in queue.

    assertFalse(c.tailBody()); // no more to read
    assertFalse(c.tailBody()); // no more to read
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    assertTrue(c.tailBody()); // open the file
    assertTrue(c.tailBody()); // finish reading the first file
    assertEquals(5, q.size()); // should be 5 in queue.

    assertFalse(c.tailBody()); // no more to read
    assertFalse(c.tailBody()); // no more to read

    // wait a second to force a new last modified time.
    f.renameTo(f2); // move the file (should be no problem).
    Clock.sleep(1000);
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    assertTrue(c.tailBody()); // open the file
    assertTrue(c.tailBody()); // finish reading the first file
    assertEquals(5, q.size()); // should be 5 in queue.

    assertFalse(c.tailBody()); // no more to read
    assertFalse(c.tailBody()); // no more to read

    // wait a second to force a new last modified time.
    f.renameTo(f2); // move the file (should be no problem).
    Clock.sleep(1000);
    appendData(f, 5, 5);
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    // wait a second to force a new last modified time.
    f.renameTo(f2); // move the file (should be no problem).
    Clock.sleep(1000);
    appendData(f, 5, 5);

    assertTrue(c.tailBody()); // notice new mod time and reset, file has data to read
    assertTrue(c.tailBody()); // open the new file
    assertTrue(c.tailBody()); // read new file
    assertFalse(c.tailBody()); // no more to read
    assertEquals(10, q.size());
  }
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    f.renameTo(f2); // move the file (should be no problem).
    Clock.sleep(1000);
    appendData(f, 5, 5);

    assertTrue(c.tailBody()); // notice new mod time and reset, file has data to read
    assertTrue(c.tailBody()); // open the new file
    assertTrue(c.tailBody()); // read new file
    assertFalse(c.tailBody()); // no more to read
    assertEquals(10, q.size());
  }
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    Clock.sleep(1000);
    appendData(f, 5, 5);

    assertTrue(c.tailBody()); // notice new mod time and reset, file has data to read
    assertTrue(c.tailBody()); // open the new file
    assertTrue(c.tailBody()); // read new file
    assertFalse(c.tailBody()); // no more to read
    assertEquals(10, q.size());
  }

  /**
 
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    appendData(f, 5, 5);

    assertTrue(c.tailBody()); // notice new mod time and reset, file has data to read
    assertTrue(c.tailBody()); // open the new file
    assertTrue(c.tailBody()); // read new file
    assertFalse(c.tailBody()); // no more to read
    assertEquals(10, q.size());
  }

  /**
   * read, write to file, read more
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    BlockingQueue<Event> q = new ArrayBlockingQueue<Event>(10);
    File f = createDataFile(5);
    f.deleteOnExit();
    Cursor c = new Cursor(q, f);

    assertTrue(c.tailBody()); // open the file

    assertTrue(c.tailBody()); // finish reading the file

    appendData(f, 5, 5);
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    f.deleteOnExit();
    Cursor c = new Cursor(q, f);

    assertTrue(c.tailBody()); // open the file

    assertTrue(c.tailBody()); // finish reading the file

    appendData(f, 5, 5);

    assertTrue(c.tailBody()); // attempt to open file again.
    assertEquals(10, q.size()); // should be 5 in queue.
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