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Annotation Type Param

@Retention(value=RUNTIME)
@Target(value=PARAMETER)
public @interface Param

An annotation describing a parameter.

Annotating a route parameter

Route parameters can be annotated to provide constrain the value of a parameter, for instance:

    public class MyController {

       @View
       @Route("/myview/{id}")
       public Response.Content myView(@Param(pattern = "[0-9]+") String id) { ... }
    }
 

Author:

Julien Viet

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
boolean	captureGroup
String	name The parameter name, when set overrides the introspected name.
String	pattern The parameter pattern as a valid regular expression.
boolean	preservePath

Element Detail

name

public abstract String name

The parameter name, when set overrides the introspected name. This is useful when a parameter name cannot be expressed as a valid java identifier, for example a parameter name containing a dot character.

Returns:

the parametre name

Default:

""

pattern

public abstract String pattern

The parameter pattern as a valid regular expression.

Returns:

the pattern value

Default:

""

preservePath

public abstract boolean preservePath

Default:

false

captureGroup

public abstract boolean captureGroup

Default:

false