/**
* Factory method which tries to parse an untyped value.
*
* @param pTyped
* @param pUriStr
* @return <code>Value</code> instance
* @throws IllegalArgumentException if parsing failed.
*/
public static Value parse(boolean pTyped, URIString pUriStr) throws IllegalArgumentException {
// TODO: tracing TRC.debug(uriStr.toString());
if (pTyped) return parseTypedValue(pUriStr);
URIString uriStr = pUriStr.deepCopy();
Value value;
try {
StringValue strVal = (StringValue) StringValue.parse(uriStr);
// string like value
// is this string an instance reference?
try {
URI ref = URI.parseRef(new URIString(strVal.toString()), false);
value = new ReferenceValue(ref);
} catch (IllegalArgumentException e) {
if ((value = DateTimeValue.parse(strVal.toString())) == null) {
// if not dateTimeValue, it is stringvalue
value = strVal;
}
}
pUriStr.set(uriStr);
return value;
} catch (IllegalArgumentException e) {
// non string like value
if ((value = IntegerValue.parse(uriStr)) != null
|| (value = RealValue.parse(uriStr)) != null
|| (value = BooleanValue.parse(uriStr)) != null
|| (value = CharValue.parse(uriStr)) != null) {
pUriStr.set(uriStr);
return value;
}
String msg = "Failed to parse untyped value!\n" + uriStr.markPosition();
throw new IllegalArgumentException(msg);
}
}
private static Value parseTypedDateTime(URIString pUriStr) throws IllegalArgumentException {
Value strVal;
try {
strVal = StringValue.parse(pUriStr);
} catch (IllegalArgumentException e) {
String msg =
"Failed to retrieve typed datetime string!\n"
+ pUriStr.markPosition()
+ "Nested message is:\n"
+ e.getMessage();
throw new IllegalArgumentException(msg);
}
return DateTimeValue.parse(strVal.toString(), true);
}
