org.wso2.balana.attr.DateAttribute Java Examples

/**
 * Private helper that returns the return type for the given standard function. Note that this
 * doesn't check on the return value since the method always is called after getId, so we assume
 * that the function is present.
 */
private static String getReturnType(String functionName) {
	if (functionName.equals(NAME_DATE_ADD_YEARMONTHDURATION)
			|| functionName.equals(NAME_DATE_SUBTRACT_YEARMONTHDURATION))
		return DateAttribute.identifier;
	else
		return DateTimeAttribute.identifier;
}
 

/**
 * Handles requests for the current Date.
 */
private EvaluationResult handleDate(URI type, String issuer, EvaluationCtx context) {
    // make sure they're asking for a date attribute
    if (!type.toString().equals(DateAttribute.identifier))
        return new EvaluationResult(BagAttribute.createEmptyBag(type));

    // get the value from the context
    return makeBag(context.getCurrentDate());
}
 

public AttributeValue getInstance(Node root) throws Exception {
    return DateAttribute.getInstance(root);
}
 

public AttributeValue getInstance(String value) throws Exception {
    return DateAttribute.getInstance(value);
}
 

/**
 * Returns the value for the current date. The current time, current date, and current dateTime
 * are consistent, so that they all represent the same moment. If this is the first time that
 * one of these three values has been requested, and caching is enabled, then the three values
 * will be resolved and stored.
 * <p/>
 * Note that the value supplied here applies only to dynamically resolved values, not those
 * supplied in the Request. In other words, this always returns a dynamically resolved value
 * local to the PDP, even if a different value was supplied in the Request. This is handled
 * correctly when the value is requested by its identifier.
 *
 * @return the current date
 */
public synchronized DateAttribute getCurrentDate() {
    long millis = dateTimeHelper();

    if (useCachedEnvValues)
        return currentDate;
    else
        return new DateAttribute(new Date(millis));
}
 

/**
 * Returns the value for the current date as known by the PDP (if this value was also supplied
 * in the Request, this will generally be a different value). Details of caching or
 * location-based resolution are left to the underlying implementation.
 * 
 * @return the current date
 */
public DateAttribute getCurrentDate();