public void testWithMultiValueWithFormatter() throws Exception {
this.tag.setPath("stringArray");
this.tag.setItems(new Object[] {" foo", " bar", " baz"});
BeanPropertyBindingResult bindingResult =
new BeanPropertyBindingResult(this.bean, COMMAND_NAME);
FormattingConversionService cs = new FormattingConversionService();
cs.addFormatterForFieldType(
String.class,
new Formatter<String>() {
public String print(String object, Locale locale) {
return object;
}
public String parse(String text, Locale locale) throws ParseException {
return text.trim();
}
});
bindingResult.initConversion(cs);
getPageContext()
.getRequest()
.setAttribute(BindingResult.MODEL_KEY_PREFIX + COMMAND_NAME, bindingResult);
int result = this.tag.doStartTag();
assertEquals(Tag.SKIP_BODY, result);
String output = getOutput();
// wrap the output so it is valid XML
output = "<doc>" + output + "</doc>";
SAXReader reader = new SAXReader();
Document document = reader.read(new StringReader(output));
Element spanElement1 = (Element) document.getRootElement().elements().get(0);
Element checkboxElement1 = (Element) spanElement1.elements().get(0);
assertEquals("input", checkboxElement1.getName());
assertEquals("checkbox", checkboxElement1.attribute("type").getValue());
assertEquals("stringArray", checkboxElement1.attribute("name").getValue());
assertEquals("checked", checkboxElement1.attribute("checked").getValue());
assertEquals(" foo", checkboxElement1.attribute("value").getValue());
Element spanElement2 = (Element) document.getRootElement().elements().get(1);
Element checkboxElement2 = (Element) spanElement2.elements().get(0);
assertEquals("input", checkboxElement2.getName());
assertEquals("checkbox", checkboxElement2.attribute("type").getValue());
assertEquals("stringArray", checkboxElement2.attribute("name").getValue());
assertEquals("checked", checkboxElement2.attribute("checked").getValue());
assertEquals(" bar", checkboxElement2.attribute("value").getValue());
Element spanElement3 = (Element) document.getRootElement().elements().get(2);
Element checkboxElement3 = (Element) spanElement3.elements().get(0);
assertEquals("input", checkboxElement3.getName());
assertEquals("checkbox", checkboxElement3.attribute("type").getValue());
assertEquals("stringArray", checkboxElement3.attribute("name").getValue());
assertNull("not checked", checkboxElement3.attribute("checked"));
assertEquals(" baz", checkboxElement3.attribute("value").getValue());
}
/**
* Registers a simple formatter.
*
* @param clazz class handled by this formatter
* @param formatter the formatter to register
*/
public static <T> void register(final Class<T> clazz, final SimpleFormatter<T> formatter) {
conversion.addFormatterForFieldType(
clazz,
new org.springframework.format.Formatter<T>() {
public T parse(String text, Locale locale) throws java.text.ParseException {
return formatter.parse(text, locale);
}
public String print(T t, Locale locale) {
return formatter.print(t, locale);
}
public String toString() {
return formatter.toString();
}
});
}
