public String getCopyStrategy() {
    return copyStrategy;
  }
@Test
  public void testCopyStrategy() {
    final DistCpOptions.Builder builder = new DistCpOptions.Builder(
        new Path("hdfs://localhost:8020/source/first"),
        new Path("hdfs://localhost:8020/target/"));
    Assert.assertEquals(DistCpConstants.UNIFORMSIZE,
        builder.build().getCopyStrategy());
    builder.withCopyStrategy("dynamic");
    Assert.assertEquals("dynamic", builder.build().getCopyStrategy());
  }