org.apache.wicket.request

Interface IRequestParameters

All Known Subinterfaces:

IWritableRequestParameters

All Known Implementing Classes:

CombinedRequestParametersAdapter, EmptyRequestParameters, UrlRequestParametersAdapter

public interface IRequestParameters

Represents request parameters.

Author:

Matej Knopp

Method Summary

Methods

Modifier and Type	Method and Description
Set<String>	getParameterNames() Returns immutable set of all available parameter names.
StringValue	getParameterValue(String name) Returns single value for parameter with specified name.
List<StringValue>	getParameterValues(String name) Returns list of values for parameter with specified name.

Method Detail

getParameterNames

Set<String> getParameterNames()

Returns immutable set of all available parameter names.

Returns:

list of parameter names

getParameterValue

StringValue getParameterValue(String name)

Returns single value for parameter with specified name. This method always returns non-null result even if the parameter does not exist.

Parameters:

name - parameter name

Returns:

StringValue wrapping the actual value

See Also:

StringValue.isNull()

getParameterValues

List<StringValue> getParameterValues(String name)

Returns list of values for parameter with specified name. If the parameter does not exist this method returns null

Parameters:

name - parameter name

Returns:

list of all values for given parameter or null if parameter does not exist