com.manydesigns.portofino.buttons.annotations

Annotation Type Guard

@Retention(value=RUNTIME)
@Target(value=METHOD)
public @interface Guard

Guards a method with a condition. The method cannot be called by a web request if the condition is not met. Additionally, if the method is exposed as a button, this annotation will cause the button to be hidden or disabled if the condition is not met, depending on the type parameter.

Author:

Paolo Predonzani - paolo.predonzani@manydesigns.com, Angelo Lupo - angelo.lupo@manydesigns.com, Giampiero Granatella - giampiero.granatella@manydesigns.com, Alessio Stalla - alessio.stalla@manydesigns.com

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
String	test The test condition, an OGNL expression that must return a boolean.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
GuardType	type The type of guard, determining what happens to the associated buttons when the guard condition is not fulfilled.

Element Detail

test

public abstract String test

The test condition, an OGNL expression that must return a boolean. The root object for the expression is the action bean to which the method belongs; it is therefore easy to place the condition in a method and call it in the expression.

type

public abstract GuardType type

The type of guard, determining what happens to the associated buttons when the guard condition is not fulfilled.

Default:

com.manydesigns.portofino.buttons.GuardType.ENABLED