org.apache.wicket.request.mapper
Class AbstractComponentMapper

java.lang.Object
  org.apache.wicket.request.mapper.AbstractMapper
      org.apache.wicket.request.mapper.AbstractComponentMapper

All Implemented Interfaces:

IRequestMapper

Direct Known Subclasses:

AbstractBookmarkableMapper, AbstractResourceReferenceMapper, CustomHomeMapper, LocaleFirstMapper, PageInstanceMapper

public abstract class AbstractComponentMapper
extends AbstractMapper
implements IRequestMapper

Convenience class for implementing page/components related encoders.

Author:

Matej Knopp

Constructor Summary

AbstractComponentMapper()
Construct.

Method Summary

protected void	encodePageComponentInfo(Url url, PageComponentInfo info) Encodes the PageComponentInfo instance as the first query string parameter to the URL.
protected IMapperContext	getContext()
protected java.lang.Class<? extends IRequestablePage>	getPageClass(java.lang.String name) Loads page class with given name.
protected PageComponentInfo	getPageComponentInfo(Url url) Extracts the PageComponentInfo from the URL.
protected void	removeMetaParameter(Url urlCopy) The new IRequestMappers use the first query parameter to hold meta information about the request like page version, component version, locale, ...
protected RequestListenerInterface	requestListenerInterfaceFromString(java.lang.String interfaceName) Creates listener interface from the specified string
protected java.lang.String	requestListenerInterfaceToString(RequestListenerInterface listenerInterface) Converts the specified listener interface to String.

Methods inherited from class org.apache.wicket.request.mapper.AbstractMapper

encodePageParameters, extractPageParameters, getMountSegments, getOptionalPlaceholder, getPlaceholder, getPlaceholder, urlStartsWith

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.apache.wicket.request.IRequestMapper

getCompatibilityScore, mapHandler, mapRequest

Constructor Detail

AbstractComponentMapper

public AbstractComponentMapper()

Construct.

Method Detail

getContext

protected IMapperContext getContext()

requestListenerInterfaceToString

protected java.lang.String requestListenerInterfaceToString(RequestListenerInterface listenerInterface)

Converts the specified listener interface to String.

Parameters:

listenerInterface -

Returns:

listenerInterface name as string

requestListenerInterfaceFromString

protected RequestListenerInterface requestListenerInterfaceFromString(java.lang.String interfaceName)

Creates listener interface from the specified string

Parameters:

interfaceName -

Returns:

listener interface

getPageComponentInfo

protected PageComponentInfo getPageComponentInfo(Url url)

Extracts the PageComponentInfo from the URL. The PageComponentInfo is encoded as the very first query parameter and the parameter consists of name only (no value).

Parameters:

url -

Returns:

PageComponentInfo instance if one was encoded in URL, null otherwise.

encodePageComponentInfo

protected void encodePageComponentInfo(Url url,
                                       PageComponentInfo info)

Encodes the PageComponentInfo instance as the first query string parameter to the URL.

Parameters:

url -

info -

getPageClass

protected java.lang.Class<? extends IRequestablePage> getPageClass(java.lang.String name)

Loads page class with given name.

Parameters:

name -

Returns:

class

removeMetaParameter

protected void removeMetaParameter(Url urlCopy)

The new IRequestMappers use the first query parameter to hold meta information about the request like page version, component version, locale, ... The actual IRequestMapper implementation can decide whether the this parameter should be removed before creating PageParameters from the current query parameters Removes the first query parameter only if PageComponentInfo.parse(String) returns non-null instance

Overrides:

removeMetaParameter in class AbstractMapper

Parameters:

urlCopy - the Url that first query parameter has no value