org.apache.wicket.page.AbstractPageManager Maven / Gradle / Ivy
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A module that creates a .jar from the classes in wicket, wicket-util and wicket-request modules in order
to create a valid OSGi bundle of the wicket framework.
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.wicket.page;
import org.apache.wicket.util.lang.Args;
/**
* Convenience class for {@link IPageManager} implementations. Subclass should extend
* {@link RequestAdapter} and override {@link #newRequestAdapter(IPageManagerContext)} method to return it's
* {@link RequestAdapter} implementation.
*
* @author Matej Knopp
*/
public abstract class AbstractPageManager implements IPageManager
{
private final IPageManagerContext context;
/**
* Construct.
*
* @param context
*/
public AbstractPageManager(IPageManagerContext context)
{
this.context = Args.notNull(context, "context");
}
/**
*
* @param context
* @return a new request adapter
*/
protected abstract RequestAdapter newRequestAdapter(IPageManagerContext context);
/**
* @return The page manager context
*/
@Override
public IPageManagerContext getContext()
{
return context;
}
/**
* @see #newRequestAdapter(IPageManagerContext)
* @return the request adapter
*/
protected RequestAdapter getRequestAdapter()
{
RequestAdapter adapter = (RequestAdapter)getContext().getRequestData();
if (adapter == null)
{
adapter = newRequestAdapter(getContext());
getContext().setRequestData(adapter);
}
return adapter;
}
@Override
public void commitRequest()
{
getRequestAdapter().commitRequest();
}
@Override
public IManageablePage getPage(int id)
{
IManageablePage page = getRequestAdapter().getPage(id);
if (page != null)
{
touchPage(page);
}
return page;
}
@Override
public void newSessionCreated()
{
getRequestAdapter().newSessionCreated();
}
@Override
public void touchPage(IManageablePage page)
{
getRequestAdapter().touch(page);
}
@Override
public void untouchPage(IManageablePage page)
{
getRequestAdapter().untouch(page);
}
}