public static String toStr(Object value, String defaultValue) {
		return convertQuietly(String.class, value, defaultValue);
	}
@Test
	public void toStrTest() {
		final int a = 1;
		final long[] b = {1, 2, 3, 4, 5};

		assertEquals("[1, 2, 3, 4, 5]", Convert.convert(String.class, b));

		final String aStr = Convert.toStr(a);
		assertEquals("1", aStr);
		final String bStr = Convert.toStr(b);
		assertEquals("[1, 2, 3, 4, 5]", Convert.toStr(bStr));
	}