public static Character toChar(Object value, Character defaultValue) {
		return convertQuietly(Character.class, value, defaultValue);
	}
@Test
	public void toCharTest() {
		final String str = "aadfdsfs";
		final Character c = Convert.toChar(str);
		assertEquals(Character.valueOf('a'), c);

		// 转换失败
		final Object str2 = "";
		final Character c2 = Convert.toChar(str2);
		assertNull(c2);
	}