Examples of org.apache.hadoop.hdfs.ByteRangeInputStream.seek()

Class org.apache.hadoop.hdfs.ByteRangeInputStream

Examples of org.apache.hadoop.hdfs.ByteRangeInputStream.seek()

org.apache.hadoop.hdfs.ByteRangeInputStream.seek()
Seek to the given offset from the start of the file. The next read() will be from that location. Can't seek past the end of the file.

               o.getMsg());


    r.setMsg(null);
    r.setURL(new URL("http://resolvedurl/"));
    
    is.seek(100);
    is.read();


    assertEquals("Seek to 100 bytes made incorrectly", 
                 "Connect: http://resolvedurl/, Range: bytes=100-",
                 r.getMsg());

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    assertEquals("getPos should be 101 after reading one byte", 101, is.getPos());


    r.setMsg(null);


    is.seek(101);
    is.read();


    assertNull("Seek to 101 should not result in another request", null);


    r.setMsg(null);

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    is.read();


    assertNull("Seek to 101 should not result in another request", null);


    r.setMsg(null);
    is.seek(2500);
    is.read();


    assertEquals("Seek to 2500 bytes made incorrectly", 
                 "Connect: http://resolvedurl/, Range: bytes=2500-",
                 r.getMsg());

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    assertEquals("Seek to 2500 bytes made incorrectly", 
                 "Connect: http://resolvedurl/, Range: bytes=2500-",
                 r.getMsg());


    r.responseCode = 200;
    is.seek(500);
    
    try {
      is.read();
      fail("Exception should be thrown when 200 response is given "
           + "but 206 is expected");

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      assertEquals("Should fail because incorrect response code was sent",
                   "206 expected, but received 200", e.getMessage());
    }


    r.responseCode = 206;
    is.seek(0);


    try {
      is.read();
      fail("Exception should be thrown when 206 response is given "
           + "but 200 is expected");

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