@Override
	public Object getValue(String name) {
		int index = indexOf(name);
		if (index == -1) {
			throw new IllegalArgumentException("Field name [" + name + "] does not exist");
		}
		return getValue(index);
	}
Return the values for all the fields in this tuple
@return an unmodifiable List list of values.
spring-xd-tuple/src/main/java/org/springframework/xd/tuple/DefaultTuple.java