org.jasig.portlet.notice.service.rest

Interface IParameterEvaluator

All Known Implementing Classes:

AbstractParameterEvaluator, RequestAttributeParameterEvaluator, StringLiteralParameterEvaluator, UserAttributeParameterEvaluator

public interface IParameterEvaluator

Beans that implement this interface process replacement tokens in (primarily) urls.

Since:

3.1

Method Summary

Modifier and Type	Method and Description
java.lang.String	evaluate(javax.servlet.http.HttpServletRequest req) Provides a value for the configured parameter, or null if none is available.
java.lang.String	evaluate(javax.portlet.PortletRequest req) Deprecated. Prefer interactions that are not based on the Portlet API
java.lang.String	getToken() The replacement token that this IParameterEvaluator instance will perform replacement on.

Method Detail

getToken

java.lang.String getToken()

The replacement token that this IParameterEvaluator instance will perform replacement on. Services that use parameter evaluators will place these onjects into the evaluation context based on the key they specify.

Returns:

The token this evaluator replaces

evaluate

@Deprecated
java.lang.String evaluate(javax.portlet.PortletRequest req)

Deprecated. Prefer interactions that are not based on the Portlet API

Provides a value for the configured parameter, or null if none is available.

Parameters:

req - The current, active PortletRequest

Returns:

A valid value or null

evaluate

java.lang.String evaluate(javax.servlet.http.HttpServletRequest req)

Provides a value for the configured parameter, or null if none is available.

Parameters:

req - The current, active HttpServletRequest

Returns:

A valid value or null

Since:

4.0