### Question:
StripNonNumeric extends SimpleRegexReplacer { @Override public String convertValue(String value) { return super.convertValue(value); } private  StripNonNumeric(); static StripNonNumeric instance(); @Override String convertValue(String value);  }### Answer:
@Test public void testConvertValue() throws Exception { assertEquals("24.32", StripNonNumeric.instance().convertValue("$abc24.e32")); assertEquals("190000232.1234", StripNonNumeric.instance().convertValue("190000232.1234")); assertEquals("999100000", StripNonNumeric.instance().convertValue("999,100,000")); }