DoubleConverter implements ITypeConverter<Double> { @Override public Type getTargetType() { return Double.class; } DoubleConverter();  DoubleConverter(NumberFormat numberFormat); @Override Double convert(String value); @Override Type getTargetType(); @Override String toString();  }
@Test public void testGetTargetType() throws Exception { Assert.assertEquals(Double.class, new DoubleConverter().getTargetType()); }